Category Archives: Metal Domes

Chiefly talking about metal dome, such as what’s it, how to make, metal dome industry technology and news, and so on.

What problem or issue would have if the metal dome height and PET adhesive size are not suitable?

Recently, we got feedback fron one of our customers that found Plastic of Dome Switch bulge and peel off as below photo when production after assembly dome array on PCB, we could see the place from the red arrow. Why … Continue reading

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What the difference between metal dome with dimple and without dimple?

We had knew that metal dome has different types, without dimple and with one or several dimples, but do you know what the difference between with dimple and without dimple? The biggest difference is the difference in conduction stability, the … Continue reading

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How to improve the metal dome assembly efficienc?

As the labor cost increase every year, more and more customer pursue the assembly efficiency of metal dome. So how to increase the assembly efficiency? There are many methods for metal dome assembly, such as the triangle with legs is … Continue reading

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What’s air vent hole and function of it on dome array?

The hole on PET around metal dome or the slot between dome and dome is called the “vent hole” or “vent slot”, which is very important for the normal operation of metal dome. It will result in poor feel and affect the function of … Continue reading

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Why need to add an plunger (actuator) on metal dome array?

Why the customer want to make an plunger or actuator  on the top layer of metal dome array? There are two main functions: 1. Increase the total height of overall product; 2. Increase the touch and click feeling of dome switch. The height and diameter of the plunger or actuator should … Continue reading

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What the reasons for poor conduction of metal dome?

We all know that the metal dome is very important for the conduction of electronic product, if the metal dome has problem, the whole product will be affected. Then whether a product has conduction problem and its must caused by … Continue reading

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What performance should we learn about metal domes?

Do you know what is the force, rebound force and click ratio means in metal dome product?Those are some basic performance we should know if you are going to buy metal dome, hereby we will tell you. CP means compression … Continue reading

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How to clean metal dome and what we should check after cleaned

The key point to determine the quality of metal dome and snap dome is that whether the metal dome is cleaned or not. If the metal dome switch is not cleaned, it will affect the conduction of circuit board, which … Continue reading

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What factors will affect the life of metal dome?

Life cycle of metal dome is a key point all people concerned, but do you know why each manufacturer has a different result about life cycle? Some even has very big difference?     Do you know which factors will affect … Continue reading

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Can metal dome array bear high temperature oven?

Can metal dome array bear high temperature oven? The answer is no. Why do some customers have this requirement? That is because they need to assemble metal dome array(dome sheet) before welding, it would need bear over a high-temperature(over 200 degrees). However, … Continue reading

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