About |
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SI 9041A is a long fiberglass reinforced silicone molding compound, which exhibits excellent high temperature properties in addition to good molding characteristics for transfer and compression molding. Meets the requirements of ASTM D5948 Type MSI-30.&& |
Product Description | |
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Supplier | SBHPP |
Generic | 硅酮 |
Material Status | Commercial: Active |
Features | Excellent Processability,High Heat Resistance |
Availabilitys | North America |
Technical Data | |||
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PHYSICAL | Nominal value | Unit | Test method |
Density | 1.92 | g/cm³ | ASTM D792 |
Shrinkage rate | |||
MD | 0.15 to 0.25 | % | ASTM D955 |
MECHANICAL | Nominal value | Unit | Test method |
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tensile strength | 31.0 | MPa | ASTM D638 |
Bending modulus | 14700 | MPa | ASTM D790 |
bending strength | 69.0 | MPa | ASTM D790 |
compressive strength | 62.0 | MPa | ASTM D695 |
IMPACT | Nominal value | Unit | Test method |
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Impact strength of cantilever beam notch | 380 | J/m | ASTM D256-A |
THERMAL | Nominal value | Unit | Test method |
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Hot deformation temperature | |||
1.8 MPa, annealed | > 282 | ℃ | ASTM D648-A |
Linear coefficient of thermal expansion | |||
MD | 1.0E-5 | 1/℃ | ASTM E831 |
Electrical performance | Nominal value | Unit | Test method |
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Dielectric strength | ASTM D149 | ||
— | 4.9 | kV/mm | ASTM D149 |
— | 3.4 | kV/mm | ASTM D149 |
Dielectric constant | |||
1 MHz | 4.00 | ASTM D150 | |
Dissipation factor | |||
1 MHz | 0.022 | ASTM D150 | |
Arc resistance | 189 | sec | ASTM D495 |
Notes |
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1. Typical properties: these are not to be construed as specifications. |
2. Wet, 60 Hz |
3. Method A (Short-Time) |
4. Method B (Step-by-Step) |
5. Wet |
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