Archive for the ‘Metal Dome’ Category

Metal dome used in Bluetooth earphone

Saturday, November 9th, 2013

Bluetooth earphones are generally used metal dome with adhesive sheet as one button or two buttons.

Metal dome used in Bluetooth earphone, is generally circle shape, diameter of 3mm, 4mm, 5mm these three kinds, but 3mm diameter are commonly used. The force we have: 130g, 160g and 180g. Bluetooth earphone order quantity is quite large, we also have customers to do this.

So if you have needs in this area, please contact us, because we are very familiar with it.

How to assemble metal dome on the dome array?

Tuesday, October 8th, 2013

How to assemble metal dome on the dome array? This may no contact with metal dome production people are unaware of.

Generally, there are two ways:

1, The metal dome array is formed by a metal dome assembly tooling, we shake up the metal domes onto the metal dome array. We make metal dome assembly tooling according to the metal dome shape. The material is aluminum plates, and each factory will make with a different thickness;

2, Through the tube to assemble. This method with small tolerances, faster, but the cost is relatively higher, it’s suitable for the production of large quantities.

In general, the first method are most used by facories, as it’s more simple, convenient and easy to operate. If you want to learn more about metal dome array production knowledge,we always welcome you to visit our company! ! !

What are the metal domes testing equipments?

Thursday, September 12th, 2013

Generally, what are the metal domes testing equipments? Products must pass strict quality inspection before shipment, so today we will have a look at the metal domes testing equipments:

1.Force Gauge : specifically test metal domes specifications: including force, re-force, stroke,click feeling, etc.;

Force Gauge

2 Life Testing: Test the life of metal domes. As metal domes are used in the key switches, the service is very important;

Life Testing

3. Resistance tester: Test material resistivity. Nickel resistance of the material is less than 10 ohms, gold plated is less than 1 ohm;

4 Height Tester: specifically for the detection of the production process. Anytime we will test the metal dome samples.

The above are main equipments for metal dome testing. If you want to know more, please feel free to contact us.

Metal dome or snap dome or tactile dome is the same product?

Wednesday, August 28th, 2013

Do you know metal dome? Why we also can call snap dome, tactile dome? Do they are the same products?

Metal domes are widly used for the membrane keypad and swithces. The material of the metal dome is the stainless steel, and it looks like a dome, so we call metal dome. When we press the metal dome, it has crackling sound, so we also call snap dome. Tactile dome is the same meaning.

CMD Manufacture is the leading manufacturer of the metal dome, snap dome, and tactile dome in China, if you need more information, please do feel free to contact us.