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Rubber Key Mats
 Components Bureau Ltd can offer you a wide range of custom-produced silicone rubber keypads.
Silicone rubber keypad contacts or keypads are made of high elastic, non-toxic silicone rubber compounds, which are processed by compression or injection moulding and curing. The result is economic and reliable keypads with high productivity. This also provides great convenience for integrating with printed circuit boards in any form. The sensitivity and tactile feedback can be adjusted to a satisfying operator feel.
Due to its excellent characteristics, the silicone rubber switch is utilised in various industries to satisfy cost, reliability, environmental needs, ergonomic space and cosmetic styling.
Silicone rubber keypads can be integrated with switch panels including graphic overlays, shielding, EL panels, and back plates.
Quick Turnaround Prototype: Generally 3-4 weeks.
Rapid Production Tooling: Generally 5-7weeks.
General Specifications:
1)Contact resistance: <200 Ohms
2)Actuation force: 100 +/- 25 grams typical
3)Life cycle: 1,000,000 typical
4)Contact bounce: 10msec. max
5)Pretravel: 0.20mm typical
6)Operation temperature: -40 ¢X C to +150 ¢XC
7)Storage temperature: -50 ¢XC to +150 ¢XC
8)Travel: 0.8mm to 120mm typical
9)Material hardness: 50?+/- 5?shore A typical
Electrical Characteristics:
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Contact Resistance
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Conductive pills < 200 Ohms
Metal pills >= 0.01 Ohms |
| Insulation Resistance |
> 100 M-ohm at 250V DC |
| Max. Contact Loading |
24V DC, 100mA |
| Contact Material |
Carbon impregnated silicone
rubber Gold plated metal pill
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For more information please contact our sales team on 01480 412233
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