PVC resin(other name:polyvinyl chloride resin)
MolecularFormula: [-CH2-CHCl-]n CAS No.:9002-86-2 Type:SG-3/SG-5/SG-8
Appearance: Whitepowder
Standard :GB/T 5761-2006
Type | SG1 | SG2 | SG3 | SG4 | SG5 | SG6 | SG7 | SG8 |
K value | 77-75 | 74-73 | 72-71 | 70-69 | 68-66 | 65-63 | 62-60 | 59-55 |
Viscosity, ml/g | 156-144 | 143-136 | 135-127 | 126-119 | 118-107 | 106-96 | 95-87 | 86-73 |
Average polymerization |
|
| 1350-1250 | 1250-1150 | 1100-1000 | 950-850 | 950-850 | 750-650 |
Number of impurity particle max | 30 | 30 | 30 | 30 | 30 | 30 | 40 | 40 |
Volatiles content % max | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
Appearing density g/ml min | 0.42 | 0.42 | 0.42 | 0.42 | 0.42 | 0.45 | 0.45 | 0.45 |
Residual after sieve 0.25mm mesh max | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
0.063mm min | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 |
Number of grain/10000px2 max | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
Plasticizer absorbency value of 100g resin | 25 | 25 | 25 | 22 | 19 | 16 | 14 | 14 |
Whiteness % min | 74 | 74 | 74 | 74 | 74 | 74 | 70 | 70 |
Residual chlorethylenecontent mg/kg max | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Ethylidene chloride mg/kg max | 150 | 150 | 150 | 150 | 150 | 150 | 150 | 150 |
Package of PVC resin: 25kgs /PP Bag or craft paper bag,17MT/20'FCL
Application:
*SG-1is used in producing high-grade electrical insulating material
*SG-2is used in producing electrical insulating material, common soft products andfilm
*SG-3 is used in producing electrical insulatingmaterials, agricultural film, daily-use plastic products,such
as Films, raincoat, industry packing,artificial leather, hose and shoe-making material, etc.
*SG-4 is used in producing membranelle for industrial andcivil use, tube and pipes
*SG-5 is used in producing transparent products sectionbar, hard tube and decorative materials,such
as Rigid plate, gramophone record, valueand welding rod, PVC pipes, PVC windows, doors ,etc
*SG-6 is used in producing clear foil, hard board andwelding rod
*SG-7, SG-8 is used in producing clear foil, hardinjection molding.Good hardness and high strength,mainlyused for tubes and pipes
Application of PVC resin:
PVC pipe
PVC pipe fitting
Shoemaking
PVC panels & Roofing sheet
PVC window /door profile
Artificial PVC leather
