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Compressed Non-Asbestos Material Specifications     

DARPak Style

Green White Carbon

Binder 

NBR SBR NBR

Density (lb/cubic ft)

112

112

105

Maximum Service Temperature 

750 750 850
Maximum Service Pressure (psi) 1400 psi 1400 psi 1450 psi
Compressibility @ 5000 psi (%) 7-15% 7-17% 7-17%
Recovery Minimum (%) 50% 50% 60%
Creep Relaxation ASTM F38B (max%) 20% 20% 19%
Tensile Strength - ASTM F152 (against the grain) 2800 2800 2390
Thickness Increase (max%) ASTM F146 (ASTM Oil #3)  0-8% 25-30% 0-5%
Weight Increase (max%) ASTM F146 (ASTM Oil Fuel B)  10% 25% 15%
Thickness Increase (max%) ASTM F146 (ASTM Oil Fuel B)  0-7% 15-25% 0-5%
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