| About |
|---|
| Liquid silicone rubber material of low viscosity and pressure injection molding Product Description 2-part liquid silicone rubber, which is particularly suitable for injection molding with tracking resistance 1A3.5 grade, mixing ratio of parts A:B=1:1, catalyzed by platinum. The appearance of A is transparent and B is grey. Key Features Injection molding Rapid vulcanization Excellent tracking resistance Long usable life At the temperature of 20°C and in the condition of air-proof, the shelf life is 5 days after mixing A and B, the shelf life will decrease with the increasing of the temperature. Applications Lightning arrester&& |
| Product Description | |
|---|---|
| Supplier | SQUARE |
| Generic | 硅橡胶,LSR |
| Material Status | Commercial: Active |
| Features | Low Viscosity,Fast Cure,Electric mark |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Liquid injection molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.07 | g/cm³ | ASTM D792 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 35 | ASTM D2240 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 4.97 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 430 | % | ASTM D412 |
| tear strength | 11.0 | kN/m | ASTM D624 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.9E+14 | ohms·cm | IEC 60093 |
| Dielectric strength | 26 | kV/mm | IEC 60243-1 |
| Dielectric constant | |||
| 50 Hz | 2.80 | IEC 60250 | |
| Dissipation factor | |||
| 50 Hz | 1.6E-3 | IEC 60250 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Thermosetting components | |||
| Component A | 按重量计算的混合比: 1.0 | ||
| Component B | 按重量计算的混合比: 1.0 | ||
| storage stability | |||
| 20 ℃ | 7200 | min | |
| Storage period | 52 | wk | |
| Post curing time | |||
| 200℃ | 4.0 | hr |
| Uncured Properties | Nominal value | Unit | Test method |
|---|---|---|---|
| colour | |||
| — | Clear/Transparent | ||
| — | Grey | ||
| Solid content | 100 | % | |
| viscosity | 52 | Pa·s | DIN 53019 |
| Curing time | |||
| 140℃ | 0.17 | hr |
| Cured Properties | Nominal value | Unit | Test method |
|---|---|---|---|
| Tracking Resistance | 1A3.5 | IEC 60587 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die B |
| 3. Part A |
| 4. Part B |
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