O-ring Material Specification

75 Durometer Brown Viton

To meet ASTM D2000 M2HK710A1-10B38C12EF31EO78Z1Z2

Basic Requirements Specification 2988
Z1 Hardness, points 75 + 5 76
Tensile strength, min, psi 1450 1802
Ultimate elongation, min, % 175 193
Tear resistance, Kg-cm - 24
Modulus at 100%, psi - 1133
Specific gravity - 2.168
     
Additional Requirements Specification 2988
A1-10 Heat resistance, test method D573, 70h at 250C:
Change in hardness, max, points + 10 + 4
Change in tensile strength, max, % - 25 - 4
Change in ultimate elongation, max, % - 25 - 20
Change in volume, % - - 3
B38 Compression set, Test Methods D395, Method B, 22h at 200C, max, % 50 20
C12 Resistance to ozone, 50 pphm x 70h at 40C Pass Pass
EF31 Fluid resistance, Test Method D471, Reference Fuel C, 70h at 23C:
Change in hardness, points ± 5 - 4
Change in tensile strength, max, % - 25 - 8
Change in ultimate elongation, max, % - 20 - 17
Change in volume, % 0 to + 10 + 5
EO78 Fluid resistance, Test Method D471, Service Fluid No. 101, 70h at 200C:
Change in hardness, points - 15 to + 5 -9
Change in tensile strength, max, % - 40 - 22
Change in ultimate elongation, max, % - 20 - 18
Change in volume, % 0 to + 5 + 13
EO14 Fluid resistance, Test Method D471, ASTM #7700 Oil, 70h at 200C:
Change in hardness, points - - 12
Change in tensile strength, % - - 23
Change in ultimate elongation, % - - 29
Change in volume, % - + 17
Z2 TR10 Low Temperature Retraction, Test Method D1329, 38.1mm die, 50% elongation, retraction 10% min, Value C degrees: - 16.3 (2.66F)