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.
Notice: We have the capacity to provide you membrane switches with other special requirements, such as Shielding, Windows/Lens Coating, Embossing, Embedded LED, UV glossy/matte/textured, etc.
Mechanical
Environmental
Membrane keypad with LCD window
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.Feature:
.Clear or colorful LCD window membrane switch
.Second surface screen printing.
.Fog or glossy surface finish
.Waterproof and UV resistance
.With metal dome or poly dome
Advantage:
1.Accurate and strick color matching according to customer's requirement,both Panton and Ral color matching system ,using advanced light box and computer color matching,we can also do half-tone printing
2. Good material control to make sure all the material are high quality ,all the material we used are Rohs compliant
3.Our engineer will work with customers and recommend special construction design to meet customer's desires ,such water proof ,dust proof and anti corrasion and so on
4. Strick quality inspection ,100 % functional testing ,and we can also do specified testing ,such as humility testing ,life expectancy testing ,actuation force testing.
5. Except membrane switch and touch screen, we can also do different types of assembly,such as membrane switch and touch screen with FPC, PCB ,silicone rubber ,metal backer ,plastic bezel and so on.
6. We can accept small quantity order and offer competitive price.
Membrane keypad with LCD window
