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Freudenberg Simrit N475 Nitrile Elastomer (NBR)

Category Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE)
Manufacturer Freudenberg Simrit
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Freudenberg Simrit N475 Nitrile Elastomer (NBR).pdf
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Material Notes:
General Purpose; Internal Lubricant. Inferior resistance to ozone, sunlight and natural aging; poor resistance to oxygenated solvents. All testing done on AS568-214 size o-rings
Mechanical Properties Metric English Comments
Hardness, Shore A 73
73
Original Properties; ASTM D2240 (Z1)
69

@Temperature 150 °C
 69

@Temperature 302 °F
 ASTM IRM 903 Oil Immersion, 70 hours; ASTM D2240
76

@Temperature 150 °C
 76

@Temperature 302 °F
 ASTM #1 Oil Immersion, 70 hours; ASTM D2240
77

@Temperature 125 °C
 77

@Temperature 257 °F
 Air age, 70 hours; ASTM D2240
Tensile Strength, Ultimate 18.7 MPa
2710 psi
Original Properties; ASTM D412 Die C
11.407 MPa

@Temperature 150 °C
 1654.4 psi

@Temperature 302 °F
 ASTM IRM 903 Oil Immersion, 70 hours; ASTM D412 Die C
15.147 MPa

@Temperature 150 °C
 2196.9 psi

@Temperature 302 °F
 ASTM #1 Oil Immersion, 70 hours; ASTM D412 Die C
20.009 MPa

@Temperature 125 °C
 2902.1 psi

@Temperature 257 °F
 Air age, 70 hours; ASTM D412 Die C
Elongation at Break 195 %
195 %
Original Properties; ASTM D412 Die C
130.65 %

@Temperature 150 °C
 130.65 %

@Temperature 302 °F
 ASTM IRM 903 Oil Immersion, 70 hours; ASTM D412 Die C
152.1 %

@Temperature 150 °C
 152.1 %

@Temperature 302 °F
 ASTM #1 Oil Immersion, 70 hours; ASTM D412 Die C
165.75 %

@Temperature 125 °C
 165.75 %

@Temperature 257 °F
 Air age, 70 hours; ASTM D412 Die C
Compression Set 5.2 %

@Temperature 100 °C,
Time 79200 sec
 5.2 %

@Temperature 212 °F,
Time 22.0 hour
 ASTM D395
Descriptive Properties Value Comments
Volume Change (%), ASTM D471 -0.9
ASTM #1 Oil Immersion, 70 hours at 150°C
14.3
ASTM IRM 903 Oil Immersion, 70 hours at 150°C
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