|
Item |
SG1 |
SG2 |
SG3 |
SG4 |
SG5 |
SG6 |
SG7 |
SG8 |
|
|
Viscosity (or
K value) ml/g |
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 |
|
|
Appearing
density g/ml≥ |
0.42 |
0.42 |
0.42 |
0.42 |
0.42 |
0.45 |
0.45 |
0.45 |
|
|
residual
after sieve % |
0.25mm mesh≤ |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
2.0 |
|
0.63mm mesh≥ |
90 |
90 |
90 |
90 |
90 |
90 |
90 |
90 |
|
|
Number
of grain entries/400cm2 |
40 |
40 |
40 |
40 |
40 |
40 |
50 |
50 |
|
|
Plasticizer
absorbency value of 100g resin g≥ |
25 |
25 |
25 |
22 |
19 |
16 |
14 |
14 |
|
|
Whiteness （160゜C,10min），%≥ |
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 |
|
P V C