The shrapnel in the switch can be divided into domestic shrapnel and imported shrapnel according to the region. Of course, the imported shrapnel is much more expensive. According to the material, it can be divided into stainless steel shrapnel and ordinary shrapnel. According to the shape, it can be divided into square shrapnel and round shrapnel. How to detect the quality of shrapnel? The truth comes from practice. Generally, aging test, salt spray test and other practical tests are carried out. The quality of shrapnel is very important, which can be said to be the key to the quality of light touch switch.

 

The light touch switch is an electronic switch, which belongs to the category of electronic components. When it is used, it presses the operating direction of the switch to meet the conditions of the operating force. The switch function is closed and connected. When the pressure is cancelled, the switch is disconnected. Its internal structure is realized by the force change of metal shrapnel. The light touch switch is composed of an insert, a base, a spring piece, a button and a cover plate. It can be seen that the metal shrapnel plays an important role in the touch switch.