This RJL-4100 series of products are platinum catalyzed two-component liquid silicone rubber suitable for injection molding process, with a mixture ratio of 1:1.
Typical Physical Properties
Typical properties of the uncured rubber: | ||||||
Property | method | Value | Value | Value | Value | |
Appearance | A-part | Translucent | Translucent | Translucent | Translucent | |
B-part | Transparent | Transparent | Transparent | Transparent | ||
Viscosity (20°C) | DIN 53018 | A-part | 600000mPa•s | 700000mPa•s | 700000mPa•s | 700000mPa•s |
B-part | 600000mPa•s | 700000mPa•s | 700000mPa•s | 700000mPa•s | ||
The pot-life of the mixture of the two components (closed vessel) at 20 ºC is five days. Increased temperatures reduce the pot-life. Typical properties of the Vulcanisate: Mixing ratio of components A : B = 1 : 1. Vulcanisation: 10 min. at 150 ºC。 | ||||||
Density | DIN 53 479 A | 1.11 g/cm3 | 1.11 g/cm3 | 1.12 g/cm3 | 1.13 g/cm3 | |
Shore A hardness | DIN 53 505 | 30±2 | 40±2 | 50±2 | 60±2 | |
Tensile strength | DIN 53 504 52 | ≧6.0 MPa | ≧8.5 MPa | ≧9.0 MPa | ≧9.0 MPa | |
Elongation at break | DIN 53 504 52 | ≧600 | ≧550 | ≧500 | ≧400 | |
Tear strength | ASTM D 624 die B | ≧15 N/mm | ≧25 N/mm | ≧30 N/mm | ≧35 N/mm | |
Typical properties are only for reference.