Pvc Powder

PVC SG-8

Serial numberprojectSG-8Superior productsFirst GradeQualified products1Viscosity / (ml / g)86-73(or K value)59-55Average degree of polymerization750-6502Number of impurity particles / piece ≤2040803Ma

  • Model: SG8

Serial number

project


SG-8

Superior products

First Grade

Qualified products

1

Viscosity / (ml / g)

86-73

(or K value)

59-55

Average degree of polymerization

750-650

2

Number of impurity particles / piece

20

40

80

3

Mass fraction of volatiles (including water) /%

0.4

0.4

0.5

4

Apparent density / (g / ml)

0.5

0.45

0.42

        5

Mass fraction of sieve residue /%

250μ m mesh ≤

2

2

8

63μ m mesh ≥

95

90

85

6

Number of "fish eyes" (pieces / 400cm2)

30

50

90

7

Absorption capacity of 100g resin plasticizer / g ≥

12

8

Whiteness (160 ℃, 10min) /% ≥

75

70

70

9

Conductivity of water extract / [μ s / (cm · g)] ≤

10

Residual PVC monomer content / (μ g / g) ≤

5

10

30

11

Main uses

It is used to produce hard products, such as plate, sheet, pipe and so on.