Finger spring is also called touch sensing spring, key spring and contact spring. Touch spring refers to the special spring button for capacitive and monolithic touch screen appliances.
Product materials: carbon steel wire, low carbon steel wire, high carbon steel wire, manganese steel wire, nickel wire, 60SizMNA, stainless steel wire for spring and other materials.
Surface coating: environmental protection nickel, nickel-free white K, straight gold, bottom gold, silver, bronze, ancient silver, etc.
Scope of application: it is suitable for a series of intelligent touch small household appliances such as induction cooker, microwave oven, electric baking pan, disinfection cabinet, range hood, water heater, heater, massager, electric oven, electronic wine cabinet, water dispenser, etc.
Selection specification: Touch key products provide the following parameters: 1. Diameter of circular metal contact 2. Diameter of spring wire 3. Height of spring 4. The number of spring turns is 5. Outside diameter of spring 6. The hollow touch button requires an inner diameter.
For mechanical switches, it is a reliable alternative to capacitive sensing. The retractable touch button is adopted, and the touch button control product can be realized without changing the shell mold, and the touch sensitivity is very good.