China Ruihe Liquid Silicone Rubber Materials Manufacturer LSR Molding Sealing Solutions
Silicone rubber manufacture in China
The silicone products we supply include liquid silicone rubber and room temperature vulcanizing silicones.
The products are transformed into silicone elastomers through the process of vulcanization.
Our silicone rubber products deliver excellent performance in the silicone engineering range of products
Product description
Ruihe RH6250 SERIES Liquid Silicone Rubber (F-LSR) is specifically designed for liquid injection molding.
The product is supplied as a two component, soft fluorosilicone paste. It heat cures to a 60 durometer material.
The cured rubber product is resistant to a wide variety of solvents and chemicals over a wide temperature range
of -63 to +175°C (-82° to +347°F) under immersion conditions, and up to +225°C (+437°F) in dry heat.
Physical properties | Testing method | Unit | RH6250-40A/B | RH6250-50A/B | RH6250-60A/B | RH6250-70A/B | RH6250-71A/B |
Appearance | Visual inspection | / | Transparent | ||||
Viscosity | DIN53019 | Pa.s | 1200 | 1200 | 1500 | 2000 | 2500/ |
Hardness | GB/T 531.1 | Shore A | 40 | 50 | 60 | 65 | 70 |
Density | GB/T 533 | g/cm3 | 1.11 | 1.12 | 1.12 | 1.13 | 1.13 |
Resilience | GB/T 1681 | % | 55 | 65 | 60 | 55 | 55 |
Tensile Strength | GB/T 528-2009 | Mpa | 7.5 | 9 | 9.5 | 9.5 | 9 |
Elongation | GB/T 528 | % | 550 | 550 | 500 | 400 | 350 |
Tear Strength | GB/T 529 | KN/m | 25 | 30 | 35 | 30 | 25 |
Tensile Set | GB/T 528 | % | 2.6 | 1.7 | 1.7 | 0.8 | 0.8 |
Linear shrinkage | CGB-T14235.4 | % | 2.5 | 2.6 | 2.6 | 2.5 | 2.5 |