POLYVINYL CHLORIDE RESIN
PVC resin is made with suspension polymerization. The quality is stable and reaches the advanced level of foreign products. It won a superior prize national from nation and the Ministry of chemical industry for many times.
Properties: white powder; wide rang in sizes; good chemical steadiness and dielectric property.
Uses: Piping, hard transparent plate, film and sheeting, photograph records, PVC fibers, plastics blowing, insulating materials.
Packing: 25kg bags.
Standard of Identity: GB 5761-93
NO\Type
\Grade
\SpecificationSG3SG5
super1ststandardsuper1ststandard
1Viscosity number ml/g
K - Value
Average polymerization degree135-127
(K72-71)
[1350-1250] 118-107
(K68-66)
[1100-1000]
2Number of impurity ¡Ü161616163090
3Volatile matter and moisture% ¡Ü0.300.400.400.400.400.50
4Bulk density g/ml ¡Ý0.450.450.450.450.420.40
5Residual%Particle size0.25mm ¡Ü2.02.08.02.02.08.0
Particle size0.063mm ¡Ý909080909080
6Fish hole number/400cm2 ¡Ü2020202040-
7Plasticizer absorption (per 100g resin) g ¡Ý2620202025-
8Whiteness (160¡æ,100min) % ¡Ý74747474--
9Conductivity of water extract ion solution s/m ¡Ü5¡Á10-3 --
10VCM residuals ug/g ¡Ü810-810-
NO\Type
\Grade
\SpecificationSG7SG8
super1ststandardsuper1ststandard
1Viscosity number ml/g
K - Value
Average polymerization degree95-87
(K62-60)
[850-750] 86-73
(K59-55)
[750-650]
2Number of impurity ¡Ü20401002040100
3Volatile matter and moisture% ¡Ü0.400.400.500.400.400.50
4Bulk density g/ml ¡Ý0.480.450.400.480.450.40
5Residual%Particle size0.25mm ¡Ü2.02.08.02.02.08.0
Particle size0.063mm ¡Ý909080909080
6Fish hole number/