PVC resin SG5 GB5761-93 Index name High grade First grade Pass grade Measured value K value 66-68 66-68 66-68 67 Appearance white powder white powder white powder white powder Viscosity ml/g 118-107 118-107 118-107 113 Granular ≤ 16 30 90 14 Volatile %≤ 0.40 0.40 0.50 0.29 Apparent density g/ml≥ 0.45 0.42 0.40 0.56 Residual after screen % 0.25mm mesh≤ 2.0 2.0 8.0 0.8 0.063mm mesh ≥ 90 90 80 99 Fish eye 400?≤ 20 40 --- 17 Plasticizer absorbed in 100g resin g≥ 20 19 -- 23 Whiteness(160℃10min ) % ≥ 74 -- -- 84 Volume electric resistively s/m ≤ -- -- -- -- Residual VCM ppm≤ 8 10 -- 2 Packing in 25kg bags