Referred to as RTV room temperature curing silicone rubber, extruded from the tube when used with the moisture in the air phase separation emit oxime substances, one reason is called off the dirt type silicone rubber with non-corrosive, no pollution, high temperature resistance , aging resistance, ozone resistance, UV resistance, chemical reagents, electrical insulation, long life and other excellent features.
Features Uses: used for electric heaters, heating pipes, electric iron and high temperature components insulation potting seal moisture.
Technical Specifications:
Exterior | Nanda 441silicone | Nanda 551silicone |
Red viscous liquid | Red viscous liquid | |
Surface curing time(min) | 20~100 | 20~100 |
Viscosity(pa ·s) | 15~35 | 10~25 |
Shao bottom hardness(≥A) | 30 | 30 |
Bit tensile strength(≥Mpa) | 0.9 | 0.9 |
Elongation at break(≥%) | 200 | 200 |
Shear strength(≥Mpa) | 1.3 | 1.4 |
Peel strength(≥KN/m) | 0.8 | 1.0 |
Surface resistivity(≥Ω) | 1.0*10 13 | 1.0*10 13 |
Volume resistivity(≥Ω·cm) | 1.0*10 15 | 1.0*10 15 |
Permittivity(1MHz≤) | 3.5 | 3.5 |
Dielectric loss tangent(1MHz≤) | 1.0*10 -2 | 1.0*10 -2 |
Breakdown strength(≥kv/mm) | 17 | 17 |
Flammability rating | — | — |
Temperature(℃) | -55~280 | -55~300 |
density(g·cm 3 ) | 1.00 | 1.00 |
Storage conditions: keep in a cool, dry place, period: six months.