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1.Electric parameter

contact resistance:25~100mA

voltage rating:2~24V

Bounce time:≤10ms

2.Physical parameter

active force:50~400g

life expectancy:≥1 mil.

3.Environment

Operation temperature:-40°c ~80°c

Storage temperature:-40°c ~85°c

Information application  products, remote control, telecommunication equipment, OA equipment,

household appliance, medical instruments, measuring instruments, toys.etc.

Polyesteris used for both circuit layers and overlay layers. High temp and corrosion resistant, the 

flexibility and mechanism are good as well as  high reliability. It is mostly suitable used in 

products where the application environment are atrocious or products are emboss required.

Polycarbonate is usually used  for overlays. It has more competitive price than PET so mostly 

used in products that styles improved frequently, such as microwave oven and toys , etc