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Seals Eastern 7157 Nitrile Rubber

Category Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Elastomer, Melt-Processible Rubber
Manufacturer Seals Eastern, Inc
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Seals Eastern 7157 Nitrile Rubber.pdf
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Material Notes:
Nitrile for oil & gas serviceInformation provided by Seals Eastern, Inc.
Physical Properties Metric English Comments
Specific Gravity 1.294 g/cc
1.294 g/cc
ASTM D297, 15
Mechanical Properties Metric English Comments
Hardness, Shore A >= 86
>= 86
ASTM D2240, Type A
91
91
AVG; ASTM D2240, Type A
94

@Temperature 100 °C,
Time 252000 sec
 94

@Temperature 212 °F,
Time 70.0 hour
 After Dry Heat Aging; ASTM D865
94

@Temperature 100 °C,
Time 605000 sec
 94

@Temperature 212 °F,
Time 168 hour
 After Dry Heat Aging; ASTM D865
95

@Temperature 100 °C,
Time 1.21e+6 sec
 95

@Temperature 212 °F,
Time 336 hour
 After Dry Heat Aging; ASTM D865
97

@Temperature 100 °C,
Time 3.60e+6 sec
 97

@Temperature 212 °F,
Time 1000 hour
 After Dry Heat Aging; ASTM D865
Tensile Strength at Break >= 19.56 MPa
>= 2837 psi
ASTM D412 Method A
23.69 MPa
3436 psi
AVG; ASTM D412 Method A
20.26 MPa

@Temperature 100 °C,
Time 3.60e+6 sec
 2938 psi

@Temperature 212 °F,
Time 1000 hour
 After Dry Heat Aging; ASTM D412 Method A
22.3 MPa

@Temperature 100 °C,
Time 1.21e+6 sec
 3240 psi

@Temperature 212 °F,
Time 336 hour
 After Dry Heat Aging; ASTM D412 Method A
23.21 MPa

@Temperature 100 °C,
Time 605000 sec
 3367 psi

@Temperature 212 °F,
Time 168 hour
 After Dry Heat Aging; ASTM D412 Method A
23.36 MPa

@Temperature 100 °C,
Time 252000 sec
 3388 psi

@Temperature 212 °F,
Time 70.0 hour
 After Dry Heat Aging; ASTM D412 Method A
Tensile Strength, Yield >= 2.80 MPa
>= 406 psi
Stress at Elongation M50; ASTM D412 Method A
4.42 MPa
641 psi
AVG Stress at Elongation M25; ASTM D412 Method A
6.56 MPa
952 psi
AVG Stress at Elongation M50; ASTM D412 Method A
>= 8.27 MPa
>= 1200 psi
Stress at Elongation M100; ASTM D412 Method A
12.27 MPa
1779 psi
AVG Stress at Elongation M100; ASTM D412 Method A
Elongation at Break >= 124 %
>= 124 %
ASTM D412 Method A
308 %
308 %
AVG; ASTM D412 Method A
192.2 %

@Temperature 100 °C,
Time 3.60e+6 sec
 192.2 %

@Temperature 212 °F,
Time 1000 hour
 After Dry Heat Aging; ASTM D865
251.3 %

@Temperature 100 °C,
Time 1.21e+6 sec
 251.3 %

@Temperature 212 °F,
Time 336 hour
 After Dry Heat Aging; ASTM D865
317.8 %

@Temperature 100 °C,
Time 605000 sec
 317.8 %

@Temperature 212 °F,
Time 168 hour
 After Dry Heat Aging; ASTM D865
399 %

@Temperature 100 °C,
Time 252000 sec
 399 %

@Temperature 212 °F,
Time 70.0 hour
 After Dry Heat Aging; ASTM D865
Modulus of Elasticity 0.03469 GPa
5.032 ksi
ASTM D412 Method A
Shear Modulus 0.01153 GPa
1.672 ksi
ASTM D412 Method A
Secant Modulus 0.0326 GPa
4.73 ksi
ASTM D412 Method A
Tear Strength Test 296
296
(psi); ASTM D624, Die B
Compression Set 10.4 %

@Temperature 100 °C,
Time 79200 sec
 10.4 %

@Temperature 212 °F,
Time 22.0 hour
 ASTM D395, Test B
15 %

@Temperature 100 °C,
Time 252000 sec
 15 %

@Temperature 212 °F,
Time 70.0 hour
 ASTM D395, Test B
28 %

@Temperature 100 °C,
Time 1.21e+6 sec
 28 %

@Temperature 212 °F,
Time 336 hour
 ASTM D395, Test B
Thermal Properties Metric English Comments
Glass Transition Temp, Tg -25.0 °C
-13.0 °F
ASTM D1329
Descriptive Properties Value Comments
Strain Energy / Unit Volume at 20% Elongation (psi) 72
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