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our is big PVC resin factory,we had major in produce the pvc resin for over 18th years;
pvc resin Property:white powder
Use:It is used in the insulation material of PVC tube, panel, hard transparent sheet, foil, disc, PVC monofilament, blow molding product, appliance insulation material.
Packing:polypropylene woven bag, net weight 25kg.
Specification:SG5 or customized.
Annual capacity:60000 ton.
Polyvinyl chloride resin(GB/T5761-2006)
| Order |
\Type\Index\Grade |
SG1
|
SG2
|
SG3
|
SG4
|
|
Premium class
|
First
|
Qualified
|
Premium class
|
First
|
Qualified
|
Premium class
|
First
|
Qualified
|
Premium class
|
First
|
Qualified
|
| 1 |
Viscosity ml/g (or kvalue)
Average polymerization degree |
156-144
(77-75)
|
143-136
(74-73)
|
135-127
(72-71)
[1350-1250]
|
126-199
(70-69)
[1250-1150]
|
| 2 |
Particle count of impurity, ≤s |
16
|
30
|
90
|
16
|
30
|
90
|
16
|
30
|
90
|
16
|
30
|
90
|
| 3 |
Volatile matter(including water)content % ≤ |
0.30
|
0.40
|
0.50
|
0.30
|
0.40
|
0.50
|
0.30
|
0.40
|
0.50
|
0.30
|
0.40
|
0.50
|
| 4 |
Density g/ml ≥ |
0.45
|
0.42
|
0.40
|
0.45
|
0.42
|
0.40
|
0.45
|
0.42
|
0.40
|
0.45
|
0.42
|
0.40
|
| 5 |
Screen floating% |
Sieving rate% |
0.25mm sieve pore≤ |
2.0
|
2.0
|
8.0
|
2.0
|
2.0
|
8.0
|
2.0
|
2.0
|
8.0
|
2.0
|
2.0
|
8.0
|
| Sieving rate% |
0.063mm sieve pore ≥ |
90
|
90
|
80
|
90
|
90
|
80
|
90
|
90
|
80
|
90
|
90
|
80
|
| 6 |
Quantity,/400cm2≤ |
20
|
40
|
-
|
20
|
40
|
-
|
20
|
40
|
-
|
20
|
40
|
-
|
| 7 |
100g resin plasticiser absorptive amount g. |
27
|
25
|
-
|
27
|
25
|
-
|
26
|
25
|
-
|
26
|
25
|
-
|
| 8 |
White content(160°C,after 100min), % ≥ |
74
|
-
|
-
|
74
|
-
|
-
|
74
|
-
|
-
|
74
|
-
|
-
|
| 9 |
Water extraction liquid electrical conductivity s/m < |
5×10-3 -
|
5×10-3 -
|
5×10-3 -
|
-
|
| 10 |
Vestigital chloroethylene content μg/g< |
8
|
10
|
-
|
8
|
10
|
-
|
8
|
10
|
-
|
8
|
10
|
-
|
| Order |
\Type\Index\Grade |
SG5
|
SG6
|
SG7
|
|
Premium class
|
First
|
Qualified
|
Premium class
|
First
|
Qualified
|
Premium class
|
First
|
Qualified
|
| 1 |
Viscosity ml/g (or k value)
Average polymerization degree |
118-107
(68-66)
[1100-1000]
|
106-96
(65-63)
[950-850]
|
95-87
(62-60)
[850-750]
|
| 2 |
Particle count of impurity, ≤ |
16
|
30
|
90
|
16
|
30
|
90
|
20
|
40
|
100
|
| 3 |
Volatile matter(including water)content % ≤ |
0.40
|
0.40
|
0.50
|
0.40
|
0.40
|
0.50
|
0.40
|
0.40
|
0.50
|
| 4 |
Density g/ml ≥ |
0.45
|
0.42
|
0.40
|
0.48
|
0.45
|
0.40
|
0.48
|
0.45
|
0.40
|
| 5 |
Screen floating% |
Sieving rate% |
0.25mm sieve pore≤ |
2.0
|
2.0
|
8.0
|
2.0
|
2.0
|
8.0
|
2.0
|
2.0
|
8.0
|
| Sieving rate% |
0.063mm sieve pore ≥ |
90
|
90
|
80
|
90
|
90
|
80
|
90
|
90
|
80
|
| 6 |
Quantity ,/400cm2≤ |
20
|
40
|
-
|
20
|
40
|
-
|
30
|
50
|
-
|
| 7 |
100g resin plasticiser absorptive amount g. |
20
|
19
|
-
|
18
|
16
|
-
|
16
|
14
|
-
|
| 8 |
White content(160°C,after 100min), % ≥ |
74
|
-
|
-
|
74
|
-
|
-
|
70
|
-
|
-
|
| 9 |
Water extraction liquid electrical conductivity s/m < |
-
|
-
|
-
|
| 10 |
Vestigital chloroethylene content μg/g< |
8
|
10
|
-
|
8
|
10
|
-
|
8
|
10
|
-
|
Notice:
1, Choice of viscosity, K value and average polymerization degree index
2, Any requirement, please contact us and choose GB2917 or GB9349.HG2-1278) to test
3, The limit of indexes adopts GB1250 value comparison method and the value rounding can be conducted according to GB 8170.
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