Silicone rubber keypad

backlit

The HG-type of keypad is special version of the KTP-type with additional full coating with laser etched symbols and images. The coating paint used is also based on silicone rubber and has a long-life due to the degree of cross-linking with the silicone key-top. An additional coating is used for the durability. The HG-type provides highlighted images and graphics for backlit applications. Often, the HG-type is used as an overlay and sealing in combination with separate Innertype of keypad. The construction of the HG-type is: 1. silicone moulded shape 2. transparent coloured coating (image colour) 3. dark colour coating 4. laser cutting of symbols and images 5. protective overcoating.