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Trelleborg R721 Natural Rubber Polyisoprene

Category Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE)
Manufacturer Trelleborg
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Trelleborg R721 Natural Rubber Polyisoprene.pdf
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Material Notes:
All information provided by Trelleborg
Physical Properties Metric English Comments
Specific Gravity 1.16 g/cc
1.16 g/cc
Mechanical Properties Metric English Comments
Hardness, Shore A 70
70
Tensile Strength, Yield 18.0 MPa
2610 psi
Elongation at Break 350 %
350 %
Tear Strength 45.0 kN/m
257 pli
Abrasion 110
110
mm<sup>3</sup>; 10 N Load
Compression Set 35 %

@Temperature 70.0 °C,
Time 79200 sec
35 %

@Temperature 158 °F,
Time 22.0 hour
Thermal Properties Metric English Comments
Maximum Service Temperature, Air 90.0 °C
194 °F
Minimum Service Temperature, Air -50.0 °C
-58.0 °F
Descriptive Properties Value Comments
Color Black
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