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Product description
CENUSIL® R 270 CN is peroxide curing HCR silicone rubber. They are noted for the good flexibility and high elasticity properties.
The compounds are easily pigmented with pigment pastes and have a good processing characteristic.
The various grades can be blended in any proportion to achieve intermediate hardness
Application
CENUSIL® R 270 CN is designed for press curing application
Storage
The “Best use before end” date of each batch is shown on the product label.
Storage beyond the date specified on the label does not necessarily mean that the product is no longer usable. In this case however, the properties required for the intended use must be checked for quality assurance reasons.
Safety notes
Comprehensive instructions are given in the corresponding Material Safety Data Sheets. They are available on request from WACKER subsidiaries.
Product data
Typical general characteristics |
Inspection Method |
Value |
Hardness Shore A |
DIN 53505 - A |
70 |
Density |
DIN EN ISO 1183-1A |
1.20g/cm3 |
Tensile strength |
DIN 53504 S1 |
10 N/mm2 |
Elongation at break |
DIN 53504 S1 |
400% |
Tear strength |
ASTM D 624 B |
22N/mm |
Curing conditions: 15 min / 165 °C in press ; post curing for 4 hours@ 200oC Curing agent: 1.43% of 45% past of 2,5-bis-(t-butylperoxy)-2,5-dimethyl-hexance in silicone rubber. These figures are only intended as a guide and should not be used in preparing specifications. |