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Shenzhen TongChuangFa Electronic Co.,Ltd
 

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Specialized in producing high quality membrane switch, graphic overlays, silicone rubber keypad , paper printing, flexible circuit, PCB, which can be used in the areas of communications, industrial control panels, home appliances, and toys etc. Facing with rapidly growth in market demand and self- development.
membrane switch  2008-02-18 [China]  >> Expired
Specialized in producing high quality membrane switch, graphic overlays, silicone rubber keypad , paper printing, flexible circuit, PCB, which can be used in the areas of communications, industrial control panels, home appliances, and toys etc. Facing with rapidly growth in market demand and self- development.   >>
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membrane switch, graphic overlay, flexible circuit
membrane switch  2008-02-18 [China]  >> Expired
membrane switch, graphic overlay, flexible circuit   >>
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Key Specifications / Special Features
Operating voltage:
membrane switch  2008-01-28 [China]  >> Expired
Key Specifications / Special Features Operating voltage:   >>
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First impressions are created by the impact of your graphics panel. Using first surface printing, Tongchuangfa screen can print directly on the material so that the user can actually feel the graphics on the surface of the panel. 
Alternatively, using second surface screen printing, your graphics are encapsulated and protected by the full thickness of the polyester or polycarbonate panel and blocked from the environment.
Graphic Overlays  2008-01-28 [China]  >> Expired
First impressions are created by the impact of your graphics panel. Using first surface printing, Tongchuangfa screen can print directly on the material so that the user can actually feel the graphics on the surface of the panel. Alternatively, using second surface screen printing, your graphics are encapsulated and protected by the full thickness of the polyester or polycarbonate panel and blocked from the environment.   >>
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Key Specifications / Special Features
Operating voltage:
membrane switch  2007-12-28 [China]  >> Expired
Key Specifications / Special Features Operating voltage:   >>
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Key Specifications / Special Features   Operating voltage:
membrane switch  2007-12-28 [China]  >> Expired
Key Specifications / Special Features Operating voltage:   >>
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Key Specifications / Special Features
Operating voltage:
Sales Engineer  2007-12-26 [China]  >> Expired
Key Specifications / Special Features Operating voltage:   >>
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1) Characteristics: 
o With epoxy cap and plastic electroplating 
o Available in epoxy coating or paint-sprayed, with colored keys upon request
2) Mechanical properties: 
o Operating temperature: -40 to 180 degrees Celsius 
o Storage temperature: -55 to 250 degrees Celsius 
o Operating life: 5 x 105 to 3 x 107 cycles 
o Actuation force: 20g to 500g 
o Key stroke: 0.3mm to 5mm
3) Electrical properties: 
o Contact resistance: < 100 ohms 
o Insulation resistance: > 10m ohms 
o Contact b...
Sales Engineer  2007-12-26 [China]  >> Expired
1) Characteristics: o With epoxy cap and plastic electroplating o Available in epoxy coating or paint-sprayed, with colored keys upon request 2) Mechanical properties: o Operating temperature: -40 to 180 degrees Celsius o Storage temperature: -55 to 250 degrees Celsius o Operating life: 5 x 105 to 3 x 107 cycles o Actuation force: 20g to 500g o Key stroke: 0.3mm to 5mm 3) Electrical properties: o Contact resistance: < 100 ohms o Insulation resistance: > 10m ohms o Contact b...   >>
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The most common design. It contains a flexible membrane and circuit layers. Made up of thin polyester layers the design allows for quick printing of circuit images. May contain backlighting with LED's, embossing, or tactile domes among other options. Often seen used in microwave oven controls
flexible circuit  2007-12-26 [China]  >> Expired
The most common design. It contains a flexible membrane and circuit layers. Made up of thin polyester layers the design allows for quick printing of circuit images. May contain backlighting with LED's, embossing, or tactile domes among other options. Often seen used in microwave oven controls   >>
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