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    How to check the quality of membrane switch

    Time:2021-12-21 16:35:26 Click:742second

    There are many kinds of membrane switch, a plane, have raised, flexible, hardness and so on, the manufacture of membrane switch has must request to the panel, panel it is goods appearance is decorated also have protective effect, so in manufacturing film panel film to fit the conditions must be to create a good membrane switch.

    The first appearance is good, and the appearance should be flat and shiny. No mechanical operation, scratches, inclusions, stains and other appearance defects. Secondly, weather resistance should be better, in certain natural environment conditions, no deformation, cracking, aging and discoloration. Have good chemical resistance, the panel layer will be able to rush different chemicals, but for most of the common chemicals, such as alcohols, ethers, mineral oil should have a certain tolerance.

    In general, the keys on membrane switches only use color to express the orientation, shape and size of the key body. In this way, only by the operator's vision to identify the accuracy of the operation, because there is no appropriate reflection of information indicating whether the finger is pressed on the useful scale of the switch switch action, so affecting the monitoring of the whole machine pride and speed of operation. A kind makes switch crucial body gently bulges, face plate is slightly higher than, form the thin film switch of stereo shape, call stereo key switch.

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