PVC K68

can be abbreviated to PVC,it is a kind of thermoplastic plastic. It is white powder. SG-5 is used in producing transparent produ
Type Item
Index
Viscosity(or K Value) ml/g
107-118(66-68)
Mumber of impurity particle
30max
Volatiles content,%
0.42min
Residual after sieve,%
0.25mm mesh
2.0max
0.63mm mesh
90min
Number of grain entries/400cm2
40
Plasticizer absorbency value of 100g resin G
25min
Whiteness(160.10min),%
74min
Residual chlorethylene content mg/kg
5max
Ethylidene chloride mg/kg
150max