China Factory Polyvinyl Chloride CAS 9002-86-2 White PVC Powder Resin
Specification
Items | SG8 | SG7 | SG5 | SG4 | SG3 |
Average degree of polymerization | 650-740 | 750-850 | 980-1080 | 980-1100 | 1250-1350 |
K value | 55-59 | 60-62 | 66-68 | 66-68 | 71-72 |
Viscosity | 73-86 | 87-95 | 107-118 | 107-118 | 127-135 |
Foreign Particle | 16max | 16max | 16max | 16max | 16max |
Volatile Matter, % | 30max | 30max | 30max | 30max | 30max |
Apparent Density, g/ml | 0.53min | 0.53min | 0.48min | 0.53min | 0.48min |
0.25mm Sieve Retained, % | 2.0max | 2.0max | 1.0max | 1.0max | 1.0max |
0.063mm Sieve Retained, % | 97min | 97min | 95min | 98min | 98min |
No. of Grain/400cm2 | 20max | 20max | 10max | 10max | 10max |
Plasticizer absorption of 100g resin, g | 14min | 16 min | 25min | 19 min | 28min |
WHITENESS DEGREE 160ºC 10min, % | 80 | 80 | 80 | 80 | 80 |
RESIDUAL CHLORE THYLENE CONTENT, mg/kg | 1 | 1 | 1 | 1 | 1 |
Usage:
Rubber substitutes, electric wire and cable-coverings, pliable thin sheeting, film finishes for textiles, non-flammable upholstery, raincoats, tubing, belting, gaskets, shoe soles.
China
