D-7280
Hydro-Fused® / Nonasbestos Gasket Material
ASTM F-104: F729190B9E93M5
Material Description:
D-7280 is a compressible material with fully cured nitrile butadiene rubber binder for added resistance to fuel, oil, coolant, and water. It is intended for applications with short duration maximum temperatures up to 180°C (350°F).
Specification Properties
| Property | Value | Method |
|---|---|---|
| Density, g/cc(lb/cu.ft) | 1.20 (75) (min.) | ASTM F 1315 |
| Compressibility, % (at 34.5MPa) | 15-30 | ASTM F 36 |
| Recovery, % | 40 (min.) | ASTM F 36 |
| Tensile Strength, AMD, MPa(psi) | 10.34 (1500) (min.) | ASTM F 152 |
| Flexibility, Mandrel Bend, 12 X Ga. | No Cracks | ASTM F 147 |
| Creep Relaxation, % | 35 (max.) (0.8mm ga.) | ASTM F 38 |
| Sealability, Stoddard Solvent, ml/hr | 1.5 (max.) at (500psi/10psi) | ASTM F 37 |
| Fluid Resistance, IRM903 Oil | ASTM F 146 | |
| Change in Tensile Strength, % | 30 (max.) | |
| Change in Thickness, % | 15 (max.) | |
| Change in Weight, % | 45 (max.) | |
| Change in Compressibility, % | 35 (max.) | |
| Fluid Resistance, Fuel B | ASTM F 146 | |
| Change in Thickness, % | 15 (max.) | |
| Change in Weight, % | 35 (max.) | |
| Binder Type | Fully Cured Nitrile Butadiene |
Remarks and Related Documents:
Specification values determined by the test methods required for ASTM F-104, Type 3 materials.
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