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Insulation Sets
Insulation Sets - GRE Material Properties - WOOJU GASPACK
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Insulation Sets - GRE Material Properties - WOOJU GASPACK
Material Properties
GRE
Characteristic
Dielectric seal retainer material of insulation gasket is made of NEMA grade G-10 glass-reinforced epoxy(GRE). This material has excellent performance characteristics with very high compressive strength, high flexural strength, high dielectric strength and low fluid absorption. G-10 material is rated for service grade up to 150°C(302°F). For higher temperature service, G-11 material is an acceptable alternative material, which is rated for 200°C(392°F) continuous service.
ASTM | Test Method | G-10 Epoxy/Glass | G-11 Epoxy/Glass |
---|---|---|---|
D695 | Compressive Strength(psi) | 66,000 | 50,000 |
D149 | Dielectric Strength(VPM) | 800 | 550 |
D229 | Water Absorption(%) | 0.05 | 0.09 |
D790 | Flexural Strength(psi) | 65,000 | 57,000 |
D638 | Tensile Strength(psi) | 40,000 | 41,000 |
D732 | Shear Strength(psi) | 21,000 | 21,000 |
D256 | Impact Strength(ft.lb/in) | 26.0 | 10.0 |
Temperature Range (°F) | -200 ~ 302 | -50 ~392 | |
Temperature Range (°C) | -129 ~ 150 | -46 ~200 |
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