Custom Flat 4 Button Touch Screen Membrane Switch Keyboard

Quick Detail:

> Total thickness : 1.0 mm

> Layer 1 :  0.188 PET

> Layer 2 :  adhesive DT 6100 

> Layer 3 : 0.125 mm top circuit

> Layer 4 : 0.125 bottom circuit

> Layer 5 :  national rear adhesive

> Window : glossy

> Pitch : 2.54 mm

> Button : flat

> Operating condition : 40°c,90%~95%,for 240 hours

> Life span : 300 million  times 

Description:

> Surface : glossy

> Overlay button : flat

> Color : 4

> Led window : without

> Circuit crossing : yes

> Conductive side :top side conductive 

> Tolerance:0.05 mm

> Water proof class : IP 67

> Connector : without 

>Clear outlook without dirty
 

Applications: 

1.     A. For measuring device, such as analytic instrument, nautical intrument , medical equipment and so on  
  B. For mechanical and electrical products such as CNC machine electric weighing  ,robot ,printing machine, function keyboard, monitor, printer, graphic plolter and so on .
  C. For domestic appliance , remote control ,electronic lock , washing machine , microwave oven ,electric cooker ,sound installation and so on

D. For OS office system , such as telephone set ,fax machine, copy cat ,counter and so on .

E. For electronic toy, such as electronic organ, recreational machine, electronic target and so on .
 

3. Note:

Metal dome’s feet can’t be folded 90 degree toward its top when use , it will reduce the life span of metal dome

Tail end inserting to female connector usually only allowed no more than 20 times

Specifications

1. Custom 4 button membrane switch 
2. Widly used in electronic component and electrical equipment etc. 
3. Pantone and RAL color

4 button membrane switch

Overlay Materials: The most commonly used base materials for membrane keybord 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.

Drawing for production:Pls advise us the drawing for membrane keyboard in the format of CAD,CDR,AI etc. vectogram,or    JPG,PDF with detailed size