Polyvinyl Chloride

Polyvinyl Chloride SPECIFICATION Items HS-1300SG3HS-1200SG4HS-1000SG5ABCABCABCAv.d.pK valueViscosity(ml/g) 1251 137071 731271351136 125069 70119126981 113566 68107118Impurity particle number ≤ 16 30 80 16 30 8016 30 80Volatiles(incl.water ) %≤ 030 0.40 0.50 0.30 0.40 0.500.40 0.40 0.50Bulk density g/ml ≥ 0.48 0.45 0.42 0.48 0.45 0.420.50 0.48 0.42Sieve ratio% 0.25mm ≤ 1.0 2.0 2.0 1.0 2.0 2.01.0 2.0 2.00.063mm ≥ 98 95 90 98 95 9098 95 90"fish eye" number unit /400cm2 ≤ 20 40 90 20 40 90 20 40 90 100g resin plasticizer absorbtion g ≥ 27 25 23 24 22 20 22 20 - Whiteness(after 16010min) ≥ 80 75 70 80 75 7080 75 70Conductivity of extracted aqueous solution s/m ≤ 5×10-3Residual VCM ppm ≤ 5 10 30 5 10 305 10 30