Several options are available. The KTP-type, one of the basic Rubber-Contacts in the series, characteristics a molded key top with letters and icons printed on it. The KTP-type series incorporates spring and button operational functions, as well as switching, into a single rubber sheet.

Sectional View

* It is available to design dom and contact in RC.

Functions of Shin-Etsu Rubber Contact

*1 The Rubber-Contact cannot be manufactured for some key top profiles and under other conditions.
*2 Only the uppermost surface of the key top can be processed. However, the total surface can be processed for semi-hard (SH) products.

Resistance Test Results Versus Oil, Chemicals and Environment Factors

* Yellowing color difference data
(based on Hunter's color difference method, in pursuance of JIS K7103)
KTP-type: Standard product: gE=7.7, Improved product: gE=2.9, PB-N-type: gE=2.7

Accepted

* Circuit for acceptance
There shall ce no cracks, breaks, peeling or other visible defects. There shall be no changes in color tone or other abnormalities.

* The figures above show the changes in the characteristics under specific testing conditions, and therefore the figures are not guaranteed under actual operating conditions. Please note that the judgement will differ depending on the product specifications, and testing conditions.