It is a two parts and platinum curable liquid silicone rubber for injection molding process.
Product | LR7115 | LR7120 | LR7130 |
Appearance | Iron red | Iron red | Iron red |
Specific Gravity | 1.20-1.24 | 1.20-1.24 | 1.20-1.24 |
Hardness (Shore A) (°A/Asker C) | 3/15 | 5/20 | 10/30 |
Viscosity (Pa.s) | 50-100 | 50-100 | 50-100 |
Tensile Strength (MPa) | Min. 0.8 | Min. 1.0 | Min. 1.2 |
Elongation at Break (%) | Min. 400 | Min. 400 | Min. 400 |
Tear Strength (KN/m) | Min. 2 | Min. 2 | Min. 2 |
Linear Shrinkage (%) | Max. 2.5 | Max. 2.5 | Max. 2.5 |
Tensile Set (%) | Max. 2 | Max. 2 | Max. 2 |
Rebound (%) | Min. 15 | Min. 20 | Min. 35 |
Compression Set (%) (200°Cx4h 180°Cx22h, compress25%) | Max. 10 | Max. 10 | Max. 10 |
Curing Time (150°C) | Tc10≥8s, Tc90≤45s |
Product | LR7140 | LR7150 |
Appearance | Iron red | Iron red |
Specific Gravity | 1.20-1.24 | 1.20-1.24 |
Hardness (Shore A) (°A/Asker C) | 20/40 | 30/50 |
Viscosity (Pa.s) | 100-150 | 100-150 |
Tensile Strength (MPa) | Min. 1.2 | Min. 1.2 |
Elongation at Break (%) | Min. 400 | Min. 350 |
Tear Strength (KN/m) | Min. 2 | Min. 2 |
Linear Shrinkage (%) | Max. 2.5 | Max. 2.5 |
Tensile Set (%) | Max. 2 | Max. 2 |
Rebound (%) | Min. 50 | Min. 60 |
Compression Set (%) (200°Cx4h 180°Cx22h, compress25%) | Max. 10 | Max. 10 |
Curing Time (150°C) | Tc10≥8s, Tc90≤45s |
Curing condition: 10 minutes at 140°C and post cure 4 hours at 200°C.
LSR for printer roller, insulating OA roller is mainly used in printer and duplicating machine roller surface material.
These platinum cure silicone rubber products are supplied in 20Kg box, with plastic bag inside.
In the unopened original container it has a shelf life of one year in a dry and cool place.