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Freudenberg Simrit N445 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 N445 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 71
71
Original Properties; ASTM D2240
67

@Temperature 100 °C
 67

@Temperature 212 °F
 ASTM IRM 903 Oil Immersion, 70 hours; ASTM D2240
72

@Temperature 100 °C
 72

@Temperature 212 °F
 ASTM #1 Oil Immersion, 70 hours; ASTM D2240
73

@Temperature 100 °C
 73

@Temperature 212 °F
 Air age, 70 hours; ASTM D2240
Tensile Strength, Ultimate 12.9 MPa
1870 psi
Original Properties; ASTM D412 Die C
12.65 MPa

@Temperature 100 °C
 1835 psi

@Temperature 212 °F
 Air age, 70 hours; ASTM D412 Die C
13.56 MPa

@Temperature 100 °C
 1966 psi

@Temperature 212 °F
 ASTM #1 Oil Immersion, 70 hours; ASTM D412 Die C
129.3 MPa

@Temperature 100 °C
 18750 psi

@Temperature 212 °F
 ASTM IRM 903 Oil Immersion, 70 hours; ASTM D412 Die C
Elongation at Break 602 %
602 %
Original Properties; ASTM D412 Die C
481.6 %

@Temperature 100 °C
 481.6 %

@Temperature 212 °F
 Air age, 70 hours; ASTM D412 Die C
529.76 %

@Temperature 100 °C
 529.76 %

@Temperature 212 °F
 ASTM #1 Oil Immersion, 70 hours; ASTM D412 Die C
540 %

@Temperature 100 °C
 540 %

@Temperature 212 °F
 ASTM IRM 903 Oil Immersion, 70 hours; ASTM D412 Die C
Compression Set 16 %

@Temperature 100 °C,
Time 79200 sec
 16 %

@Temperature 212 °F,
Time 22.0 hour
 ASTM D395
Descriptive Properties Value Comments
Volume Change (%), ASTM D471 -2.6
ASTM #1 Oil Immersion, 70 hours at 150°C
9.6
ASTM IRM Oil Immersion, 70 hours at 100°C
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