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Membrane Switch silver alloy contacts are good in other ways, but cadmium is a heavy metal. On the one hand, it is harmful to human body. On the other hand, the fusion with silver is not ideal. It forms small particles of cadmium metal on the contact surface, Membrane Circuit conducting electricity. The arc can be pulled out. Sterling silver contact is inappropriate. Good electrical conductivity, but sterling silver is soft and easily oxidized (as with silver jewelry, it will turn black over time). Soft texture, long time toggle Switch without deformation; When rust oxidation performance is poor, rust spot is easy to heat, easy to burn contacts.
We are a Membrane Keypad manufacturer engaged in Graphic Overlay, Silicone Rubber Keyboard, LED, LGF. All kinds of customization, welcome to come to consult.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.