Custom metal dome membrane keyboard for computer
Custom metal dome membrane keyboard for computer
Custom metal dome membrane keyboard for computer

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Custom metal dome membrane keyboard for computer

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Product description

Custom metal dome membrane keyboard for computer                                                                                                                                                                                                             

 

What Is A Membrane Switch?

Membrane switches are generally made from five different layers. This includes membrane, graphic, tactile, rigid and static layers. The first layer contains the graphic interface for the user to control the machine. It can also include a flexible circuit for less expensive alternatives. Another layer will contain the printed circuit which allows a signal to be transmitted. The ink that is used for the printing on the circuit is generally made up of a variety of metals. This helps for the signal to be conductive for turning on and off. Membrane switches allow for communication to take place in electronic devices. Membrane switches are a piece of equipment that can be highly sophisticated or rather simple by design.

  

Electronic Characteristic   <35V ( DC )   <100mA   1W
  Contact Resistance   10Ω--500Ω (According the trace length and materials to confirm)
  Insulating Impedance   >100MΩ 250V DC
  Resistance of the wire   <1 Ω/cm   width 1.27mm
  Operation Force  

flat type 57-284g (2-10 Oz), tactile type 170-397g (6-14 Oz)

  Life Expectancy   flat type ≥ 500 million times, tactile type: ≥ 100 million times
  Operation Temperature   -40 °c ~ + 80 °c
  Stock Temperature   -40 °c ~ + 85 °c
  Humidity   + 40 °c   90 % ~ 95%   240 hour
  Switch stroke   flat type 0.1-0.5mm, tactile type 0.6-1.5mm

Product features:

 

1.Light weight

 

2.small volume

 

3.long service life

 

4.Dampproof, dustproof

 

5.durable, seismic, lead wire resistance around thefracture well

 

6.Vacuum molding touch type key, switching type connector, set LED as a whole, convenient installation

 

 Membrane Switch Advantages:  

1.Beautiful appearance ,rich and bright in color .

2.Small size ,light weight ,good tactility ,

3.Tightness is good ,moisture -proof ,dust -proof ,waterproof ,anti -corrosion and erosion of harmful gases proof .

4.Low cost ,high lifespan .

5.Easy to operate ,intuitive ,safe and reliable ,In-house 100%functionally tested .

6.Customized specification is available and keys can make different shapes

 

Producing flowsheet

 

 

Company Information

 

Shenzhen Zhongman Technology CO., LTD is a subsidiary of Hong Kong investment Group. Our company focuses on exportoriented manufacturing that integrates R&D, production and sales.We design and manufacture cutting edge Membrane Switches, Membrane Keypads, Integrated Touch Screens, Flexible Circuits, Graphic Overlays, Rubber Keypads, PCB Designs, Sense Touch Technology, Durable switch products and more.We pride ourselves on the reliability and quality of our Membrane Switch innovations. China based engineering support combined with domestic quick-turn manufacturing and two off-shore facilities enable Vmanx to provide the range of technologies and lead-times needed to bring quality and competitive pricing to your project. We believe that each individual customer is truly unique, so every order is unique too. We believe that each and every person we deal with is significant, and we operate our business in this way.

 

Packaging&Delivery

 

1 First put in a polybag per 50 pcs ,usually, then packed in a big carton;

 

2 According to the clients’ requirements for special orders.

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