As a improtant part of switches, the life of metal dome is considered more improtant.But how to test the life, there are some issures by customers. Hereby, I’ll say more details about this.
1. Test Probe: two kings to ne used: rubber probe & tungsten steel probe. Normally use the rubber probe to test. the diameter is from 1.5mm to 3.5mm.
2. Test Force: It’s the two times of the metal domes to be used.
3. Test Frequency: 2-3 times per second
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