Applications and functions of Metal Dome Switches in industry

Metal Dome Switches are a common electronic component widely used in industrial fields. Metal Dome Switches are mainly composed of metal domes and PET panels. Its main function is to realize electronic control of mechanical switches and improve the operational convenience and reliability of the equipment. Many equipment control panels use Metal Dome Switches, which are widely used in electronic communications, electronic measuring instruments, industrial control, medical equipment, automotive industry, smart toys, household appliances and other fields. Below I will give you a detailed introduction to the application and main functions of Metal Dome Switches in industry.

Metal Dome Switches in Industrial Applications

Mechanical control

Metal Dome Switches can be used as control switches for mechanical equipment in industry, installed on operating equipment. Realize the functions of starting, stopping, adjusting and switching the equipment. The main requirement in industrial equipment is the accuracy and sensitivity of metal domes. The metal domes produced by Best Technology can be designed according to different needs to improve the accuracy of the domes in use. In industrial applications, through simple touch or press operations, Metal Dome Switches can generate switching signals to control the operating status of mechanical devices and improve the operational convenience of equipment.

electronic display

Metal Dome Switches are commonly used in electronic display devices, such as touch screens, digital cameras, etc. By touching the Metal Dome Switches panel, users can control and operate the display device. The bulges on the Metal Dome Switches can serve as a reminder. The lower end of the bulge is the location of the metal dome, which can serve as a reminder. At the same time, there will also be a pattern printed on the top. Metal Dome Switches have high sensitivity and touch feedback, which can provide users with a good experience.

Main features of Metal Dome Switches

Industrial controllable

Metal Dome Switches play an important role in industrial automation control systems. It can be used in conjunction with other sensors and actuators to achieve automated control of industrial equipment. Metal Dome Switches have a good feel in the application. After testing, the key strength is moderate; a crisp “click” sound can be heard when operating. Metal Dome Switches improve production efficiency and quality by sensing external physical changes or signal inputs and triggering corresponding control actions.

Durable and reliable

Metal Dome Switches are durable and reliable and can operate stably for a long time in harsh industrial environments. Its outer film material is waterproof, dustproof, and anti-corrosion, protecting the internal electronic components from damage. The metal dome in Metal Dome Switches has been tested to last up to 5 million times. At the same time, Metal Dome Switches are designed and manufactured with high precision to ensure the sensitivity and stability of the switches.

Space Saving

Metal Dome Switches are designed to be compact and take up little space, making them suitable for limited installation spaces. Metal Dome Switches panels are easy to install in industrial control panels. They can be flexibly installed on the surface, edges or curved parts of the equipment to improve the overall aesthetics and compactness of the equipment. It does not affect the beauty of the product during use. The pattern and button style on the Metal Dome Switches panel can be designed according to product requirements. Special ink is used to ensure that it does not fade after long-term use.

Metal Dome Switches have a wide range of applications and are involved in various industries. Today we will introduce common industrial control panel applications here. The main functions are in mechanical control, electronic display, automatic control, durability and reliability, and space saving. With the continuous development of technology, Metal Dome Switches will continue to play an important role in the industrial field, providing more convenience and innovation for equipment operation and control. If you have Metal Dome Switches and metal dome applications, you can consult us and we will provide you with a satisfactory explanation!

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The Role Of Metal Domes In Membrane Switches

In the polydome, the metal dome is a very important component. Metal dome is a commonly used electronic component and is widely used in polydome. Its main function is to open and close the circuit, thereby controlling the switch of electronic equipment. It is processed from a metal plate and has good elasticity and electrical conductivity. When an external force acts on the metal dome, it bends in one direction, thereby opening or closing the circuit.

Polydome is a commonly used electronic switch. It has the advantages of simple structure, small size, light weight, and long service life, and is widely used in electronic equipment. As a key component in the polydome, the metal dome plays a vital role. Its quality and performance directly affect the stability and reliability of the polydome.

The outer layer of the polydome is wrapped in PET material. During production, the PET panel needs to be convex, and a metal dome is installed under the convex points to enhance the feel of use. In the polydome, when the circuit bumps on the metal dome come into contact with the lower circuit, a receiving signal is generated. When the button is released, the signal reception is completed.

When using a polydome, the rebound effect of the dome will affect the user’s feel and the effect of transmitting instructions. The metal dome has good resilience. After the dome’s elasticity test, the metal dome can withstand 5 million presses without being affected by the outside world. Moreover, the metal dome has good conductive properties and can make the circuit on and off. Therefore, when the metal dome is acted upon by an external force, the effect of the metal dome transmitting instructions is not affected.

The metal domes produced by Best Technology have the characteristics of simple appearance, long service life, easy installation, and good feel in the polydome. They are widely used in various industries and are installed in household appliances, industrial equipment, and high-tech applications.

Metal domes are customized and produced in the polydome according to different needs. The size and height of the dome play a necessary role in the decoration and application of the entire polydome. In the application of polydome products, the performance and service life of the metal dome are also very important to the product.

The basic working principle of the metal dome in the polydome is as follows: when the dome is not pressed, the polydome is in a normal state, and its upper and lower contacts are disconnected; when the dome is pressed, the contacts of the upper circuit It deforms downward, coincides with the lower line and conducts the line, thereby realizing its corresponding function; when the finger is released, the upper circuit contact rebounds back and the circuit is disconnected.

In summary, metal domes play an important role in polydome. It can open and close circuits to control the switching of electronic equipment. Best Technology With the continuous development of technology, the research on metal domes is also constantly in-depth. In the future, metal domes will be used in more electronic devices.

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What’s the Function of Dimple on Metal Dome?

If you always dealing with metal dome, maybe you have noticed that some metal domes have one or several pots on its surface and among them, all of the triangle metal domes are designed with pots. Do you know why design a pot on the dome? And are you wondering know what are the functions of the pot? This time, we will make a small conclusion of the pot on metal dome and give you the answers.

What is the “Pot” on Metal Dome?

The Pot on the metal dome we called it as “Dimple” in professionally. It is a small indentation or concave feature at the center of the dome. When pressure is applied to the metal dome, the dimple will collapse, causing the dome to deform and make contact with the underlying circuit layer to form a loop, thus registering a keypress or button press. Dimple is an optional on most types of metal domes, but for triangle metal dome, it is needful and always be designed on its center and around the sides.

How Does Dimple Works on Tactile Snap Domes?

Dimple is a relevant important element in metal domes. Tactile snap domes are often used to provide a tactile response to users when they press a button. When a user presses a key, the snap dome collapses or “snaps,” and this action creates a noticeable tactile sensation, indicating that the keypress has been registered. The dimples play a crucial role in this feedback mechanism. In addition to this, design dimples on domes have some other advantages, which including:

1.Increased Key Travel

Triangular metal domes are designed to significantly increase the key travel when pressed. Key travel refers to the distance a key moves when pressed, and this enhancement results in a more tactile and precise operation. The extended key travel is particularly beneficial for applications that demand a higher degree of tactile feedback and operational precision.

2.Expanded Contact Area and Improved Stability

When a triangular metal dome is pressed and released, the dimples on the dome’s surface increase the contact area with the PCB (Printed Circuit Board). This is a crucial advantage as it enhances the stability of the metal dome. A stable metal dome ensures reliable operation, whether on electronic devices or computer keyboards. Furthermore, this design contributes to the durability of the keys, reducing wear and fatigue, ultimately extending the lifespan of the metal dome.

3.Dust Resistance

Another significant advantage of triangular metal domes is their ability to resist dust. The dimple design on the metal dome minimizes the entry of dust, dirt, and impurities into the dome’s mechanism. This is particularly crucial for devices that require long-term and reliable operation. Dust and dirt ingress can lead to performance degradation or device failure, making the dust-resistant design a valuable feature that extends the device’s lifespan and improves its reliability.

Applications of Metal Domes with Dimples

Generally speaking, all of the metal domes are the custom and they are unique. They always designed to meet the specific requirements. Let’s make a simple example: if the metal domes are used for equipment in nursing home, then the travel and trip force should be smaller to make old people easy to press. And vice-versa, the controller devices in automotives such as horn control interface should have a strong trip force so that can avoid the unintended activation. Different snap domes should be designed according to the specific devices and follow the design guide. Below are some popular applications that metal dome with dimples will be used in.

 1. Electronic Devices

Metal domes with dimples are commonly used in the design of buttons for electronic devices such as smartphones, tablets, and remote controls. They provide an enhanced tactile feel and operational feedback, leading to improved user satisfaction and reduced errors. This is particularly crucial in the context of mobile devices, where user experience is paramount.

2. Computer Keyboards

Modern computer keyboards widely incorporate metal domes with dimples to enhance key stability and longevity. The design minimizes wear and tear on keys, ensuring a prolonged high-performance keyboard experience. For keyboards subjected to intensive and frequent use, this design is especially popular.

3. Automotive Interiors

The control buttons on a car’s dashboard, central console, and entertainment system often utilize metal domes with dimples. These components must offer both stability and reliability for drivers to easily operate various functions while on the road. Additionally, the varying temperature and humidity conditions within a vehicle demand component that can consistently perform at a high level.

4. Medical Devices

Control buttons on medical devices, including surgical instruments, medical monitoring equipment, and patient monitoring devices, employ metal domes with dimples. These devices require precise and rapid responses, particularly in critical medical situations. Ensuring the components’ reliability is paramount to the healthcare professionals who depend on them.

In conclusion, metal domes with dimples serve as vital elements in enhancing key stability, reliability, and durability, making them applicable across a wide range of industries. These components not only elevate the user experience but also contribute to the improved performance and longevity of devices. If you are interested in dimple metal domes, welcome to contact with us.

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What are the practical applications of metal domes?

First of all, we must first understand what a metal dome is? In what fields are metal domes mainly used? Only by understanding this can I continue to introduce to you in detail what functions metal domes play in practical applications?
With questions in mind, let me first introduce to you what a metal dome is. Metal dome, also called snap dome, is a metal stamping part and one of the metal materials. The dome is the only metal component in the membrane switch and is widely used. Nowadays, the use of domes is common in many products, especially in flexible circuits. Metal domes are used as components to provide touch transmission instructions.


The common metal dome is an important metal accessory for electronic components. It usually plays a role in conduction, switching, clamping, resonance, etc. The shapes are also diverse, including round metal domes, triangles, ovals, etc., and there are also differences between those with and without feet. Metal domes of different shapes have different uses and application environments, and have different effects. The metal dome is used in the membrane switch of the circuit board to give full play to the three major characteristics of the dome: conduction, rebound, and feel. In the design and production, the dome should be designed according to the needs of the customer, so that the dome can adapt to the product, making the dome feel more suitable for the product and the user.


The metal dome is stable, has good resilience and conductive properties. In electronic product applications, the failure rate of metal dome button products is relatively low. Due to its good rebound strength and dome application life, the metal dome can be used up to 5 million times. At the same time, the dome can have good electrical conductivity by plating the surface with nickel.


Metal domes are widely used in various machinery, instrumentation, electronic products, consumer products and other fields, bringing convenience and efficiency to these fields.
In the field of machinery: domes are widely used in engineering machinery control. During mechanical use, the metal dome can transmit instructions accurately so that the machine can operate normally. The precision and operating feel of the metal dome are also particularly important in large machinery.
Automotive Industry: Domes are also widely used in the automotive industry. For example, the buttons on the steering wheel can adjust the interior settings of the car. The metal dome allows users to have a good feel and adjust settings without affecting their concentration while driving.


Communication field: The use of metal domes is more common in communication electronic products. For example, the mobile phones, telephones and computer mice we use all have the participation of metal domes. Metal domes have good conductive properties and anti-fatigue properties. Able to ensure product reliability.
Medical devices: In the use of medical devices, the accuracy and feel of the product are very important to medical staff. Therefore, the dome plays an important role in it. During the production and design of Best Technology’s dome, the accuracy of the dome can be adjusted based on the actual application, so that the dome can maintain normal use during the application.


Best Technology continues to improve the design and accuracy of domes in its continuous development, so that customers’ products can achieve the desired results in applications. At the same time, it also improves the service life of the products and produces durable metal domes, allowing users to have a better understanding of the products. Generate goodwill and dependence on use. To ensure the product quality of metal domes, we will identify defective products through layer-by-layer testing so that customers can receive satisfactory products. If you also have needs for metal domes, you are welcome to inquire.

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Production processes and application areas of metal domes

Metal domes are made from ultra-thin and extra-thick (usually high-hardness) stainless steel. The metal dome is an important part of the switch. Metal domes are mainly used for membrane switches, contact switches, PCB boards, FPC boards, medical equipment and other products. Next, I will introduce to you in detail the production process of metal domes and the application fields of domes.

First of all, the production process of metal domes can be roughly divided into the steps of raw material preparation, material processing, molding processing, surface treatment and quality inspection. Among them, raw material preparation is the basis of the entire production process, which requires high quality and consistent specifications of raw materials. The selection of raw materials will also be adjusted according to customer requirements. Material processing mainly involves cutting, drilling, etc., with the purpose of processing raw materials into semi-finished products that meet the requirements; forming processing involves shaping semi-finished products through cold heading, stretching, etc.; surface treatment mainly involves nickel plating on the dome surface Processing makes the dome have better physical properties; quality inspection is a comprehensive inspection of the finished product to ensure that it meets quality standards.

Inspection steps during the production process are also crucial. From the incoming inspection of raw materials to the outgoing inspection of finished products, every process of Best Technology is strictly inspected to ensure that the domes are of excellent quality and meet the requirements. Among them, the most important inspections include appearance inspection, dimensional inspection, hardness inspection, tensile test, etc. Only through various inspections can the quality and performance of the dome be ensured to be optimal.

Metal domes are widely used in different industries, and their versatility and reliability make them an essential part of many industrial processes. When selecting a suitable metal dome, its characteristics and adaptability need to be considered to meet the needs of a specific industry.

Automotive Manufacturing
Metal domes play an important role in the automotive manufacturing industry. They are commonly used in braking systems to absorb shock and control vehicle movement. In addition, metal domes can also be used in the valve system of car engines to ensure their proper operation and improve fuel efficiency.

Electronic field
Metal domes are also widely used in the electronics industry. They are commonly used in connectors and switches in electronic equipment to provide stable electrical connections and reliable switching operation. In addition, metal domes can also be used in the cooling system of electronic equipment to maintain the normal operating temperature of the equipment.

Medical industry
Metal domes are of great significance in the medical industry. They are widely used in remote control devices in wards. The remote control device at the bedside of the ice rink uses metal domes to transmit instructions. There are also some medical machines used by doctors during surgeries, which also have metal domes built into them. The plasticity of metal domes makes them an integral part of these devices.

aerospace industry
The aerospace industry has even more demanding demands on metal domes. Metal domes are widely used in the high-temperature and high-pressure environments of aircraft engines to control airflow and temperature. In addition, metal domes can be used in structural parts of aircraft to enhance their strength and durability.

energy industry
In the energy industry, metal domes are widely used in power generation equipment and transmission lines. The electrical conductivity and corrosion resistance of metal domes make them an important component in electrical equipment, used to protect circuits and transmit electrical energy.

So how do you choose the right metal dome? In addition to finding the right manufacturer, you must also know how to select the most suitable metal dome for product applications based on suitable dome conditions. Best Technology designs optimal solutions for customers based on their actual needs and product applications, allowing customers to experience the convenience and efficiency brought by Best Technology.

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What does the metal dome applied to the drone do?

Remarkable advances in unmanned aerial vehicles (UAV), commonly referred to as drones, have changed the technological landscape. These sophisticated devices have become indispensable tools in various fields including photography, agriculture, disaster management and entertainment. There is one key component behind the seamless operation of these drones – the metal dome. Metal domes are widely used in drones and their peripherals and are revolutionizing the way we interact with these high-tech devices.

Metal Dome Explained

Metal domes, also known as tactile domes or click domes, are small metal components with a round or dome-like shape. They are mainly used as momentary switching contacts in electronic equipment. When pressed, these domes collapse and form electrical connections that register keystrokes or input. The evolution of metal domes from their initial use in remote controls and calculators to their current use in drones reflects the changing needs of technology.

Metal dome in drone remote control

The drone’s remote control serves as the operator’s interface with the aircraft. It is critical to providing precise command and control, ensuring safe and efficient flight. The metal dome plays a key role in enhancing the user experience by providing tactile feedback when pressing the button. This feedback is crucial, especially during flight, as it allows the operator to maintain situational awareness while keeping a close eye on the drone. The unique “clicky” feel of the metal dome under your finger adds to the remote’s overall usability and responsiveness.

Switch buttons and metal domes

Drone technology, which relies heavily on metal domes for the switch keys, is another key element. These keys are used for various functions, such as arming the drone, initiating emergency procedures, or switching between flight modes. The metal domes embedded in these keys offer the dual benefits of reliable tactile feedback and durability. Tactile feedback ensures every button press is registered, reducing the chance of a missed command, while the sturdiness of the metal dome ensures a long service life even in harsh environmental conditions.

Durability and reliability

Drones are deployed in a variety of environments, from calm skies to challenging terrain. Metal domes are ideal for such different scenarios due to their durability and reliability. They are made of high-quality metal to ensure resistance to wear and tear caused by repeated pressing, which is common during intense flight operations. Additionally, the metal dome is designed to operate flawlessly over a wide temperature range, making it suitable for drones operating in extreme climates.

Impact on user experience

User experience is an important aspect of technology design, and drones are no exception. The application of metal domes enhances the overall user experience by providing tactile confirmation of input. Even without visual confirmation, pilots can be confident that their orders are being followed. This is especially important in situations where the operator’s attention must be focused on the drone’s position and surroundings. The metal dome helps reduce cognitive load, allowing operators to make split-second decisions without hesitation.

The metal dome can be freely created and the switches laid out in the drone. Metal domes create compact, stylish interfaces that serve multiple functions without compromising use. With the development of drones, technology and functions are becoming more and more abundant, but in addition to the upgrade of appearance, the quality of metal domes is also constantly updated, and the service life of metal domes is also increased, without affecting Using force while increasing the service life of the dome has been the goal of our research. Best Technology is constantly developing to enhance the functionality of the dome and enhance the user experience.

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Tactile dome switches enhance user tactile experience

Most companies today have completely different production methods from before. Designers and engineers build products with enhanced functionality and a stronger user experience by combining the various materials and components used in the production of the product. And the metal dome switch is one of these components, the tactile dome switch.

What is a dome switch

Tactile dome switches, also called snap domes or metal domes, are instantaneous contacts. Tactile dome switches are buttons with their own circuits. They are made of PET material and have text and patterns for prompts. The metal dome is installed inside and assembled with PCB or FPC. When you press the key part on the surface with your finger, the key contact is electrically connected to the corresponding part of the contact point on the lower part, thereby transmitting instructions.

Advantages of dome switches

Tactile dome switches provide many conveniences in product application. Tactile dome switches are easy to install and affordable, which makes Tactile dome switches very popular among manufacturers in large-scale mass production. At the same time, Tactile dome switches provide efficient and accurate tactile feedback in applications, allowing users to convey instructions better and faster, and at the same time allowing users to trigger specific operations.

Since the Tactile dome switches have a sealed structure as a whole, the contacts of the switches are not corroded by harmful gases, are not easily oxidized, and are waterproof and dustproof. Therefore, in normal applications, the service life of the Tactile dome switches can be optimal, and the metal dome The service life has been tested and can reach 5 million times. The dome avoids dust infection in the Tactile dome switches and can minimize damage. Therefore, the normal use of Tactile dome switches will not be affected in harsh environments.

Common applications

Tactile dome switches are widely used in industry, machinery, electronic appliances, medical treatment, instrumentation and many other fields. Although Tactile dome switches are involved in different application fields, the functions in various applications are the same. However, combined with the requirements of different industries, the methods of producing and designing metal domes are different.

In industrial applications, it is installed on equipment to switch and transmit instructions. This requires Tactile dome switches to have good waterproof, oil-proof, anti-static interference and other functions to avoid operation, which will affect the use effect during installation and use.

In the medical industry, it can be used in various instruments and equipment, such as medical monitoring instruments, surgical instruments, and electronic medical equipment. Doctors need to use a variety of different instruments to complete surgical operations. Tactile dome switches can be integrated on the handle or button of the instrument, and the doctor can control the operation of the instrument by pressing the switch. Tactile dome switches have requirements for product precision and feel during production. Due to the particularity of the use environment, the products must be strictly controlled.

Choose the right dome switch

When choosing a suitable Tactile dome switches manufacturer, the first thing to do is to combine the performance of the manufacturer’s products with the actual application. Best Technology has good insulation, heat resistance, bending resistance and resilience, and does not affect use in some special environments. Set the size of Tactile dome switches according to the actual application size to make the product more suitable for the application.

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Answers to Common Metal Dome Questions

Customers often ask some questions when making early purchases. After summarizing these problems, today I will introduce to you the common problems of metal domes and what should be paid attention to during the installation of metal domes.

The first is the color of the metal dome: the metal dome is mainly made of stainless steel, with a silver surface. Some customers will need to surface treat the metal dome. The surface of the nickel-plated metal dome is golden yellow. This nickel-plated metal dome can better prevent surface corrosion during use and is more durable. Nickel-plated metal domes feel better in hand and work better than ordinary metal domes.

In addition to the metal dome, the color of the PET glue in the metal dome array has also become a focus of some customers. The PET glues we often use include white, transparent and black, among which white and transparent PET are widely used. However, the actual application still needs to be selected based on the needs of the customer and understand the metal dome array PET.

There will also be some customers who will ask some professional questions, and I will explain them here. Why does the Dome array PET tape lift up during use? In fact, PET is glued to the PCB, and the metal dome array should be flat under normal circumstances. After being used for a period of time, the outline of the dome array may tilt, causing dust to enter the PET, causing undesirable phenomena. So what is the reason for this?

When the dome array has a double-layer structure, the thickness of the upper polyester film is about 0.05mm, and the thickness of the lower spacer layer is about 0.075mm.

If the metal dome is a high-height series, such as a triangular metal dome or a metal dome with legs (height: 0.4-0.7mm), due to the height of the metal dome, the space between the metal dome and the gasket will be too large. Therefore, when the metal dome is close to the outline during use, the dome array in this area will tilt upward. We provide customers with two solution suggestions: The first is to keep the distance between the dome and the contour from being too close based on the actual application, leaving enough space to prevent tilting during use. Alternatively, you can make the shim thicker and add more adhesive to prevent the dome from tilting upward.

What are the benefits of making the dome into a dome array? The metal dome is a small dome in production. A layer of PET tape needs to be attached to the production dome array. First of all, it can prevent dust and contamination from entering, and it can also make the dome more firmly attached to the circuit board.

We will answer a series of problems encountered by metal domes one by one. Best Technology metal domes have strict requirements and control the Force of the metal domes evenly in all metal domes. After production, the dome will go through a series of tests to see if the product is qualified. The metal dome array is easy to save and install. The metal dome is positioned in PET and can be directly installed on the corresponding PCB board. Therefore, metal dome arrays are very popular with some customers, so mass production is common when producing metal domes and dome arrays. More relevant knowledge about metal dome will be continuously updated.

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The use and function of metal dome in tactile dome switch

There is a metal dome in the tact switch. What is the function of this dome? There are many people outside the industry who don’t quite understand the primary role of metal domes. Some people will raise questions. Let’s give you a detailed introduction to the main function of the metal dome.

Introduction to tactile dome switch

The tactile dome switch is a very popular switch on the market. The quality of this switch is very good and it is widely used. Many people like it very much. It has different functions in different fields. We are using the tactile dome switch. You will be able to discover its effect when time comes. We often see some simple tactile dome switches on the machine. In fact, its use is very simple. We only need to follow the above tips. The metal dome is inside the tactile dome switch and transmits instructions given by people from the outside. The role of this metal dome is very important, because it can control the switch to convey instructions. If the metal dome is broken, it cannot be used, so the life of the metal dome is very important and it is often used. to tactile dome switch, so the metal dome must undergo life testing to meet the number of uses.

The role of metal domes

Regarding the life of the metal dome, Best Technology’s metal dome has undergone life testing and the dome life can reach 5 million times. After life testing, the metal dome in the tactile dome switch can not only be installed in machines, but can also be used in remote control devices and some control products. Compared with traditional silicone buttons, tactile dome switches have a better feel and longer life, which can indirectly improve the production efficiency of various types of switches using conductive films. The contacts under the metal dome on the tactile dome switch are located on the conductive parts of the PCB (mostly located above the gold finger on the circuit board). When the button is pressed by an external force, the center point of the contact is concave and touches the PCB. lines on it, thereby forming a loop, and the current passes through, and the entire product can work normally.

Use of tactile dome switch

Tactile dome switch is an essential structure in electronic key products. It is a conductive film built into metal dome key products and conductive adhesive key products. The function of tactile dome switch is to conduct the switch in key products. It is commonly used in PCB and conductive sheets on FPC circuit boards. The structure of the tactile dome switch is very simple. After removing the key cover and key cap, you can see the metal dome and circuit board under the key. The keyboards used in daily life are basically tactile dome switches. The tactile dome switch also has thin, soft keys and good protective performance, and the production cost of membrane keys is about the same as that of traditional silicone keys.

Metal dome In the tactile dome switch, precision is also very important. There is a metal dome inside the switch that controls the function of the switch. The tightness of the metal dome plays an important role in use. If the precision of the dome is relatively high, then people will feel better when using it. If the precision of the dome is relatively low, then its feel will be worse. Therefore, when Best Technology reviews the design solutions provided by customers, it will provide customers with suitable solutions based on actual applications. If your product requires a tactile dome switch, then you can contact us for consultation and we will provide you with a suitable solution.

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What is the difference between a Natural Dome and a Nickel Dome?

Metal domes make up tiny but often overlooked components of our devices in the world of electronics manufacturing. Metal domes are tiny components, but they play an important role in transmitting instructions. They are key components in various electronic products. Most metal domes are made of stainless steel, and the surface of the stainless steel can be electroplated according to the needs of the product. But have you ever thought about the benefits of nickel plating these tiny wonders? In this article we take a closer look at metal domes and explore the differences between natural domes and nickel domes.

Introduction to natural dome

Metal domes are small components used in a variety of electronic devices, including keyboards, remote controls, and cell phones. They are responsible for providing tactile feedback when pressed, making them an important part of user interface design.

The role of nickel dome

The raw material for metal domes is generally stainless steel, which is known for its durability and corrosion resistance. However, depending on the specific requirements of the product, the stainless steel surface can be electroplated with nickel. This process is called nickel dome plating and has several advantages:

1. Enhanced contact sensitivity

A significant advantage of using nickel-plated metal domes is the lower contact resistance compared to natural domes. Lower contact resistance means electrical signals are more easily transmitted when the dome is pressed. This results in a more responsive and responsive user interface, which is critical for applications such as keyboards and touch screens.

2. Improve stability

Nickel-plated domes also exhibit superior oxidation resistance compared to natural dome. Over time, metal may become susceptible to corrosion, which may affect the conductivity of the metal dome. In contrast, nickel-plated domes are less susceptible to oxidation, ensuring long-term stable conductivity and reliable performance.

3. Cost considerations

While nickel-plated metal domes offer significant advantages, it’s worth noting that they cost more than metal domes. This cost difference is mainly due to the additional nickel plating process. Manufacturers need to carefully weigh the benefits of increased sensitivity and stability against increased production expenses.

Metal dome application areas

Nickel domes are widely used in a variety of electronic products, including:

Keyboard: The enhanced sensitivity of the nickel dome makes it ideal for use on computer keyboards, ensuring a satisfying and responsive typing experience.

Touchscreens: In touchscreen devices such as smartphones and tablets, nickel domes are preferred for their ability to provide precise and consistent touch response.

Remote Controls: Remote controls for televisions, home appliances, and other electronic devices benefit from the improved durability and reliability of nickel domes.

In summary, while metal domes remain a popular choice for a variety of electronics, nickel metal domes offer clear advantages in terms of contact sensitivity and long-term stability. When choosing a metal dome, you should make a reasonable choice between nickel plating or stainless steel based on the needs of the product itself. The cost of metal domes is also a key factor to consider. Mainly used in applications where accuracy and reliability are critical, investing in nickel domes can improve user experience and product longevity. As technology continues to advance, it is likely that nickel metal domes will continue to play an important role in the development of electronic devices.

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