PVC-Harz SG1-SG8

Tape: SG1 SG2 SG3 SG4 SG5 SG6 SG7 SG8 Viscosity, ml/g(or K value) 156-144 (77-75) 143-136 (74-73) 135-127 (72-71) 1350-1250 126-119 (70-69) 1250-1150 118-107 (68-66) 1100-1000 106-96 (65-63) 950-850 95-87 (62-60) 850-750 86-73 (59-55) 750-650 Number of impurity particle ≤ 30 30 30 30 30 30 40 40 Volatiles content %, ≤ 0.40 0.40 0.40 0.40 0.40 0.40 0.40 0.40 g/ml≥ Appearing density 0.42 0.42 0.42 0.42 0.42 0.45 0.45 0.45 Residualafter sieve 0.25mm mesh ≤ 0.063mm l≥ 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 90 90 90 90 90 90 90 90 Number of grain/400cm 2 ≤ 40 40 40 40 40 40 40 40 Plasticizer absorbency value of 100g resin 25 25 25 22 19 16 14 14 Whiteness %,≥ 74 74 74 74 74 74 70 70 Water extractant solution conductivity,s/m ≤ 5×10 -3 5×10 -3 5×10 -3 Residual chlore thylene content mg/kg ≤ 5 5 5 5 5 5 5 5 Ethylidene chloride mg/kg ≤ 150 150 150 150 150 150 150 150