Property:
PVC resin: the thermoplastic high-molecular polymer made by the suspension polymerization of vinyl chloride monomer. The molecular formula :- (CH2 - CHCl) n - (N: degree of polymerization, N= 590 ~ 1500)
Type: SG-2、SG-3、SG-4、SG-5、SG-6、SG-7、SG-8 ,etc,more production on SG-3、SG-5、SG-7、SG-8.
Application: Automobile interiors, family decorative materials, advertising light box, shoe soles, PVC pipes, PVC profiles, PVC sheet and plate, rolling film, inflatable toys, outdoor products, PVC wire and cable, PVC artificial leather, wood and plastic floor, corrugated board, etc.
Qualtiy: GB/T 5761-2006 Standard
SG1 | SG2 | SG3 | SG4 | SG5 | SG6 | SG7 | SG8 | ||
Viscosity, ml/g(or K value) | 156-144 (72-71) | 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≤ Число примесных частиц, не более | 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 | |
Appearing density g/ml≥ | 0.42 | 0.42 | 0.42 | 0.45 | 0.45 | 0.45 | 0.45 | 0.45 | |
residue after sieve | 0.25mm ≦ | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
0.063mm ≥ | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | |
Number of grain/400cm2≤ | 40 | 40 | 40 | 40 | 40 | 40 | 50 | 50 | |
Plasticizer absorbency value of 100g resin g≥ | 25 | 25 | 25 | 22 | 17 | 15 | - | - | |
Whiteness %,≥ | 75 | 75 | 75 | 75 | 75 | 75 | 70 | 70 | |
Water extractant solution conductivity, 【us/(cm.g)】≤ | 5 | 5 | 5 | - | - | - | - | - | |
Residual chlore thylene content mg/kg≤ | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | |
Residual Ethyidenedichlorideug/g | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 |