Main Applications
SG3 is for films, hoses, leathers, wire cables and other general purpose soft products.
SG5 is for pipes, fittings, panels, calendaring, injection, moulding, profiles, and sandals
SG7 / SG8 is for bottles, sheets, calendaring, rigid injection and moulding pipes.
Packaging
25kg PP/PE or paper bags, 1000kg jumbo bag
Parameter |
Grade |
Standard: GB5761-1993 |
SG3 |
SG5 |
SG7 |
SG8 |
K - Value |
72 - 71 |
66 - 68 |
62 - 60 |
59 - 55 |
Polymerizing Index |
1300 +/-50 |
1000 +/-50 |
800 +/-50 |
700 +/-50 |
Number of impurity particles ≤ |
16 |
16 |
20 |
20 |
Volatile content (incl. water) % ≤ |
0.30 |
0.40 |
0.40 |
0.40 |
Apparent density ≥ |
0.42 |
0.48 |
0.48 |
0.50 |
Particle size |
≥ 0.25mm ≤ |
2.0 |
2.0 |
2.0 |
0.4 |
≥ 0.063mm ≥ |
95 |
95 |
95 |
95 |
Number of Fish Eye (/400 cm2) ≤ |
20 |
20 |
30 |
30 |
Plasticizer absorption of 100g resin ≥ |
26 |
19 |
12 |
22 |
Whiteness (160°C, after 10 min.) % ≥ |
78 |
78 |
75 |
75 |
VCM Residue PPM ≤ |
5 |
5 |
5 |
5 |