we are factory of specificational manufacturing of pvc resin for 30 yeas,we can product pvc resin 50,000 tons one year PVC Resin(Polyvinyl Chloride)
PVC resin(Polyvinyl Chloride) can be abbreviated to PVC,it is a kind of thermoplastic plastic. It is white powder. SG-5 is used in producing transparent products section bar,hard tube and defoil,hard board and welding rod
Formula:-CH2-CHCl-n
Properties:it is thermoplastic,insoluble in water,gasoline and ethanol,expandable or soluble in ether,ketone,fattys,strong anti-corrosiveness,and good dielectric property
Executive standard:
Quality standard is GB/T5761-1993
Type Item | SG-3 | SG-5 | SG-8 | |
Viscosity ml/g | 125-127 | 107-118 | 73-86 | |
K Value | 71-72 | 66-68 | 55-59 | |
Mumber of impurity particle | 90max | 90max | 100max | |
Volatiles content,% | 0.5.max | 0.5max | 0.5max | |
Residual after sieve,% | 0.25mm mesh | 2.0max | 2.0max | 2.0max |
0.63mm mesh | 90min | 90min | 9min | |
Number of grain entries/400cm2 | 40max | 40max | 50max | |
Plasticizer absorbency value of 100g resin G | 25min | 22min | 14min | |
Whiteness(160.10min),% | 74min | 74min | 70min | |
Residual chlorethylene content mg/kg | 15max | 15max | 15max | |
Packing:25kgs/bag,used paper and plastic bags
Precaution on storage & transportation
1) to be stored in a cool ,dry and well –ven tilated warehouse:do not pile up the goods too high.each lot number shouled be stored separately in order to avoid confusion
2) do not transport the goods on rains days,unless well protected with water-proof cover
3) the truck used for conveying resins must always be kept dry and clean,do not use any truch which has not been cleaned up after loading of coal or minerals.
pvc resin
