silicone keypad for calculator

الوصف

• Customized all kinds of color and size according to personal demands.
• Good tactile feeling.
• Lifespan for over 1,**0,**0 pushes.
• High quality rubber keypad meeting ISO/TS****9.
• Anti-bacteria material, survives under harsh working environment.

• General specification:
  • Contact rating: *0mA, *4VDC
  • Contact resistance: **0 Ohms maximum
  • Lifetime: 1,**0,**0 cycles per key
  • Operating temperatures: **0 to *0°C
  • Storage temperatures: **0 to *5°C
  • Actuating force: **0, ±*0 grams
  • Stroke: 1.4, ±0.3mm
  • Made by using compression molding & silk screening
  • It is a simple silicone rubber keypad with opaque/transparent material and positive image printing
  • Ink used for the graphics is a silicone based ink so that it is bonded to the base material after post curing
  • A coating is applied to extend the life of the graphics if requested
• Advantages:
  • Silicone is not easy to be aged and hardened because of the stability of physical and chemical properties
  • It is a non-toxic, tasteless and extremely soft materials, and harmless to our body, it can be repeated bending but will be difficult to break
  • Silicone products have good resistance to extreme temperature (from ******0°C)
  • Silicone materials have got the FDA certificate so that products can be contacted with food directly
  • Silicone is with the oil-, corrosion-resistant and radiation-resistant, and also they are easy to clean
  • Silicone will not make impact noise, also prevent other household utensils with scratches