PVC RESIN K68-66 FOR PIPE ;

Technical Specifications: SG5, joywei(at)kailai2004(dot)com

1. Viscosity (ml/g) : 118-107;

2. K-value：68-66;

Technical Specifications: SG5

1. Viscosity (ml/g) : 118-107;

2. K-value：68-66;

3. The average degree of polymerization：1100-1000;

4.Number of impurity particles:<=30;

5. Volatile content % <=0.40;

6. Bulk density g/ml :0.45;

7. Residue after sieve %(1)0.25mm ≤ sieve pore:2.0;

(2)0.0063mm ≤ sieve pore:90;

8. Number of grain400cm2<=40;

9. Plasticizer absorbency value of100gresin (g)>=17;

10. Whiteness (160oc, 10min) % >=75;

11. Conductivity of aqueous extract [Us/(cm.g)] :10;

12. Residual vinyl chloride (mg/kg) <=10;

13. Residual ethylidendichloride (ug/g):150;