| About |
|---|
| BJB’s “L Series” with its 20 to 35 minute work time is perfect for manufacturing larger or more complex parts and molds. L-3570 REV 1 is a 70 Shore A material offering exceptional physical properties. You’ll also find the 2:1 ratio to be extremely convenient. For faster work times consider BJB’s F-1 or M Series of urethane elastomers. RoHS/REACH compliant Vibration Dampening Industrial Rollers Bushings & Shock Absorbers Over Molding Strain Reliefs&& |
| Product Description | |
|---|---|
| Generic | TSU |
| Material Status | Commercial: Active |
| Features | noise reduction |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.08 | g/cm³ | ASTM D792 |
| Specific volume | 0.943 | cm³/g | |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 16.5 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 800 | % | ASTM D412 |
| tear strength | 56.9 | kN/m | ASTM D624 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric constant | |||
| 1 MHz | 5.84 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 0.068 | ASTM D150 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Thermosetting components | |||
| Component A | 按重量计算的混合比: 100, 按容量计算的混合比: 100 | ||
| Component B | 按重量计算的混合比: 50, 按容量计算的混合比: 49 | ||
| Storage period | 26 | wk | |
| Thermosetting mixed viscosity | |||
| 25℃ | 1700 | cP | |
| 25℃ | 3170 | cP | |
| 25℃ | 515 | cP | |
| stripping time | |||
| 25℃ | 480 to 840 | min | |
| Gelation time | 40.0 to 45.0 | min | |
| working hours | |||
| 25℃ | 25.0 to 30.0 | min |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Curing time | |||
| 25℃ | 5.0 to 7.0 | day | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 65 to 75 | ASTM D2240 | |
| Tensile modulus | 10.3 | MPa | ASTM D412 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Part B, 77°F |
| 3. Part A, 77°F |
| 4. Part B |
| 5. Part A, |
| 6. Mixed |
| 7. 100g mass |
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