PVC Resins

PVC resin
H-61 (K value 59-62), H-66 (K value 65-67), H-73 (K value 72-74)
Grade
H-61
H-66
H-73
Test Method
K-Value
59~62
65~67
72~74
ISO 1628-2
Degree of Polymerization
800±50
1000±50
1350±50

Apparent density(g/cc)
0.52~0.59
0.48~0.56
0.45~0.53
ISO 60
Volatiles(%)
<=
0.3
<=
0.3
<=
0.3
ISO 1269
Particle Size
(45 Mesh pass %)
>=
99
>=
99
>=
99
Honeywell SRA-150
Foreign material
(grains/100g)
<=
40
<=
40
<=
40
Visual inspection
Residual VCM (ppm)
<
1
<
1
<
1
ISO 6401