Precision Polymer N90M

Category: NBR , Acrylonitrile Butadiene Rubber
Manufacturer: Precision Polymer Engineering Ltd.
Trademark: Precision Polymer
Fillers: -
Ports: Qinzhou, Shekou, Shanghai, Ningbo
Delivery Terms FOB, CIF, DAP, DAT, DDP
PDF: FQrZbU_Precision-Polymer-N90M.pdf
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Nitrile Rubber, 85-95 °IRHD. Meets British Standard BS2751 BA90. Medium acrylonitrile (ACN) content. Copolymer of acrylonitrile and butadiene. ASTM designation = NBR. ISO designation = NBR.

Excellent resistance to petroleum based oils and fuels. Excellent compression set, tear and abrasion resistance. Good water resistance but poor against ozone and weather.
General Information
Features
  • Copolymer
  • Good tear strength
  • Good wear resistance
  • Fuel resistance
  • Oil resistance
Agency Ratings
  • BS 2751 BA90
HardnessNominal ValueTest Method
IRHD Hardness 90ASTM D1415, ISO 48
ElastomersNominal ValueUnitTest Method
Tensile Strength (Yield)12.5MPaASTM D412, ISO 37
Tensile Elongation (Break)100%ASTM D412, ISO 37
Compression Set
    70°C, 24 hr 25%ASTM D395B
    70°C, 24 hr 125%ISO 815
AgingNominal ValueUnitTest Method
Change in Tensile Strength in Air (70°C, 70 hr)10%ASTM D412, ISO 37
Change in Ultimate Elongation in Air (70°C, 70 hr)10%ASTM D412, ISO 37
Change in IRHD Hardness in Air (70°C, 70 hr)5.0ASTM D573, ISO 188
ThermalNominal ValueUnit
Maximum Operating Temperature 120°C
Additional InformationNominal ValueUnit
Low Temperature Resistance
    Non-brittle after 3 minutes -35°C
    Temp at which stiffness does not exceed 70Mpa -20°C
Minimum Operating Temperature: -30°C (-22°F)
Note Message
1 .Type B
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