Silicone Rubber Keypad Keyboard Push Button Switch

Silicone Rubber Keypad Keyboard Push Button Switch

Silicone Rubber Keypad Design Structure
1. Silicone Button & Key
2. Silicone Button Pads,
3. Button & Key flexible webbing
4. Button & Key Travel
5. Carbon Pills & Graphite Pads (Conductive Materials)

Silicone Keypads Surface Symbols & Icons
1. Screen Printing
2. Laser Etching (Legends for LED backlight)
3. Embossed & Debossed Molded Symbols

Silicone Keypads Surface Protection
1. Matte Smooth Coating
2. PU Coating
3. Epoxy Coating
4. Silicone Key with Plastic Button Cap
5. Silicone Key with Metal Button Cap

Notes: PU coating is more wearproof, and protective effects is better than matte smooth coating. However, PU coating is more expensive than matte smooth coating.
And also matte smooth coating have good tactile effect, PU coating is not too hard and not good tactile effect. Most silicone Rubber Keypads choose matte smooth coating.

Silicone Rubber Keypads Conductive Materials
1. Graphite Pads & Black Carbon Pills
2. Electrically Conductive Printing Ink
3. Metal Domes
4. Golden Pills & Copper Pads
5. Nickle Pills

How many switches are there in a keyboard?
Computer alphanumeric keyboards typically have 80 to 110 durable switches, generally one for each key. The choice of switch technology affects key response (the positive feedback that a key has been pressed) and pre travel (the distance needed to push the key to enter a character reliably).