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| Krynac NV847/60 |
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| a fluxed blend of medium ACN NBR rubber and PVC resin and DOP |
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a fluxed blend of medium ACN NBR rubber and PVC resin and DOP in which the composition (NBR : PVC : DOP) by wt % is 26 : 38 : 36
non-staining antioxidant/stabilizer system
Supply Form : slabs |
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Mooney viscosity,ML (1+4) 100 °C (unmassed) 63 ± 15 ASTM D 1646
Hardness, Durometer A 48 ± 8 ASTM D 2240 (1,2)
Tensile strength min. 5.5 MPa ASTM D 412 (1,2)
Ultimate elongation min. 300 % ASTM D 412 (1,2)
NBR base polymer:
Bound nitrile 34 wt %
Volatile matter max. 0.5 wt %
Total ash max. 1.0 wt %
NBR/PVC blend:
Specific gravity 1.11 ASTM D 1638
Bound nitrile 8.5 wt %
(1)Test formulation, mill compound:
Krynac NV847/60 :100 (parts by mass)
Spider sulfur 2.5
NBS zinc oxide 5
NBS stearic acid 1
MBT 1.5
(2) Cured 10 min at 160 °C |
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