Metal dome membrane keyboards from China manufacturer

Price:	0.5~5.0 USD
Payment Terms:	T/T,L/C,WU
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Means of Transport: Ocean,Air

Packing: paper carton(outer) and pla...

Overlay Materials: polyester and polycarbonate

Standard thickness: 0.6-0.8mm

Tail, pin and circuit layout: subject to customers detail...

Design: Custom design

Production Capacity: 50000 pcs per Month

Delivery Date: 10 days for samples,2-3 wee...

Material Brand: Autotex or Lexan

Circuit: Pringing silver ink and car...

Production: OEM or ODM

Production ability: Over 15 years

.High quality and competitive price
.Customization made
.Good tactile feeling
.ISO Certificate
Over 15 years production experience

Metal dome membrane key switch
1) Best Quality
2) Best price
3) Best service

Feature:

.Good touch feeling metal dome membrane switch

.Second surface screen printing.

.Scratch resistant

.With LCD or LED window

.Fog or glossy surface finish

.Waterproof and UV resistance

Electrical

·Operating Voltage: 0-35 V DC.

·Operating Current: 100 MA Max.

·Operating Contact Resistance: Less than 100 OHMS typical

·Contact Bounce: Less than 5 Milliseconds typical.

·Conductors: Printed silver conductive inks or carbon blend.

Mechanical

·Life Expectancy: 1,000,000 actuations per switch position

·Actuation Force:170-700g, Range depending on customer specification.

·Switch Travel: .0.1mm-0.4mm typical.

·Overall Thickness: .0.6mm-1.52mm typical.

Environmental

·Storage Temperature: -40°C to +65°C

·Operating Temperature and Altitude: -40°C to +65°C

·Humidity: No delamination after 24 hours at 80°C and 90%RH.

Overlay Materials: The most commonly used base materials are polyester and polycarbonate.

Rear Adhesive: 3M 467MP, 3M 468MP, etc.

Standard Tolerances: +/-.010 inch.

Matching color: Pantone and RAL color matching system.

Tail, pin and circuit layout: subject to customers detailed requests.

Metal dome membrane key switch

Product Selection Guide:

12.2mm Four Legged Domes (12.2-4-LEG Series)

Diameter : 12.2mm
With and without dimple
Force : 220 / 280 / 340 grammes
Plating : nickel plating of 0.1 microns or optional one side gold plated

8.4mm Four Legged Domes (8.4-4-LEG Series)

Diameter : 8.4mm
With and without dimple
Force : 220 / 280 grammes
Plating : nickel plating of 0.1 microns or optional one side gold plated

6mm Four Legged Domes (6-4-LEG Series)

.Diameter: 6mm
.With and without dimple
.Force : 170 grammes
.Plating : nickel plating of 0.1 microns or optional one side gold plated

5mm Round Domes (5-R Series)

.Diameter : 5mm
.With and without dimple
.Force: 150 & 180 grammes
.Plating : nickel plating of 0.1 microns or optional one side gold plated

4mm Round Domes (4-R Series) - available late 2001

.Diameter : 4mm
.With and without dimple
.Force : 180 grammes
.Plating : nickel plating of 0.1 microns or optional one side gold plated

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