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Seals Eastern 7344 Highly Saturated Nitrile Rubber

Category Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Elastomer, Melt-Processible Rubber
Manufacturer Seals Eastern, Inc
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Seals Eastern 7344 Highly Saturated Nitrile Rubber.pdf
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Material Notes:
HNBR for Oil & Gas serviceInformation provided by Seals Eastern, Inc.
Physical Properties Metric English Comments
Specific Gravity 1.18 g/cc
1.18 g/cc
ASTM D297, 15
Mechanical Properties Metric English Comments
Hardness, Shore A >= 88
>= 88
ASTM D2240, Type A
90
90
AVG; ASTM D2240, Type A
90

@Temperature 100 °C,
Time 252000 sec
 90

@Temperature 212 °F,
Time 70.0 hour
 After Dry Heat Aging; ASTM D865
93

@Temperature 100 °C,
Time 605000 sec
 93

@Temperature 212 °F,
Time 168 hour
 After Dry Heat Aging; ASTM D865
93

@Temperature 100 °C,
Time 1.21e+6 sec
 93

@Temperature 212 °F,
Time 336 hour
 After Dry Heat Aging; ASTM D865
93

@Temperature 100 °C,
Time 3.60e+6 sec
 93

@Temperature 212 °F,
Time 1000 hour
 After Dry Heat Aging; ASTM D865
Tensile Strength at Break >= 26.1 MPa
>= 3790 psi
ASTM D412 Method A
27.2 MPa
3940 psi
AVG; ASTM D412 Method A
25.26 MPa

@Temperature 100 °C,
Time 252000 sec
 3664 psi

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

@Temperature 100 °C,
Time 605000 sec
 3980 psi

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

@Temperature 100 °C,
Time 1.21e+6 sec
 4125 psi

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

@Temperature 100 °C,
Time 3.60e+6 sec
 4346 psi

@Temperature 212 °F,
Time 1000 hour
 After Dry Heat Aging; ASTM D865
Tensile Strength, Yield 4.07 MPa
590 psi
AVG Stress at Elongation M25; ASTM D412 Method A
>= 5.31 MPa
>= 770 psi
Stress at Elongation M50; ASTM D412 Method A
5.45 MPa
790 psi
AVG Stress at Elongation M50; ASTM D412 Method A
>= 9.38 MPa
>= 1360 psi
Stress at Elongation M100; ASTM D412 Method A
9.79 MPa
1420 psi
AVG Stress at Elongation M100; ASTM D412 Method A
Elongation at Break >= 330 %
>= 330 %
ASTM D412 Method A
370 %
370 %
AVG; ASTM D412 Method A
277.5 %

@Temperature 100 °C,
Time 252000 sec
 277.5 %

@Temperature 212 °F,
Time 70.0 hour
 After Dry Heat Aging; ASTM D865
292.3 %

@Temperature 100 °C,
Time 3.60e+6 sec
 292.3 %

@Temperature 212 °F,
Time 1000 hour
 After Dry Heat Aging; ASTM D865
333.4 %

@Temperature 100 °C,
Time 1.21e+6 sec
 333.4 %

@Temperature 212 °F,
Time 336 hour
 After Dry Heat Aging; ASTM D865
336.7 %

@Temperature 100 °C,
Time 605000 sec
 336.7 %

@Temperature 212 °F,
Time 168 hour
 After Dry Heat Aging; ASTM D865
Modulus of Elasticity 0.0308 GPa
4.47 ksi
ASTM D412 Method A
Shear Modulus 0.0103 GPa
1.49 ksi
ASTM D412 Method A
Secant Modulus 0.0294 GPa
4.26 ksi
ASTM D412 Method A
Tear Strength Test 520
520
(psi); ASTM D624, Die B
Compression Set 45 %

@Temperature 100 °C,
Time 79200 sec
 45 %

@Temperature 212 °F,
Time 22.0 hour
 ASTM D395, Test B
55 %

@Temperature 100 °C,
Time 252000 sec
 55 %

@Temperature 212 °F,
Time 70.0 hour
 ASTM D395, Test B
69 %

@Temperature 100 °C,
Time 1.21e+6 sec
 69 %

@Temperature 212 °F,
Time 336 hour
 ASTM D395, Test B
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 65.6 °C
150 °F
ASTM D1329
Glass Transition Temp, Tg -21.7 °C
-7.00 °F
ASTM D1329
Descriptive Properties Value Comments
Strain Energy / Unit Volume at 20% Elongation (psi) 79
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