PVC SG 5
Chemical Characteristics:With a strong resistance to weak acid,strongly acidic.With a general resistance to alkaline and organic solvents
Application:coating,hardness plank,Widely used in industrial, construction, agriculture and daily life, packing, electric power, public utilities and other fields.
| PVC Resin |
SG3 |
SG5 |
SG8 |
| Quality standard |
GB5761-93 |
| Inspection item |
Guaranteed Value |
| K value |
72 - 71 |
68 - 66 |
59 - 55 |
| Viscosity number |
135 - 127 |
118 - 107 |
86 - 73 |
| Number of impurity particles |
≤ 16 |
≤ 16 |
≤ 20 |
| Volatile content (incl. water)% |
≤ 0.30 |
≤ 0.40 |
≤ 0.40 |
| Apparent density |
≥ 0.45 |
≥ 0.45 |
≥ 0.48 |
| Particle size |
≤ 2.0 |
≤ 2.0 |
≤ 2.0 |
≤ 2.0 |
| ≥ 90 |
≥ 90 |
≥ 90 |
≥ 90 |
| Number of Fish Eye (/400 cm2) |
≤ 20 |
≤ 20 |
≤ 30 |
| Plasticizer absorption of 100g resin |
≥ 26 |
≥ 20 |
≥ 14 |
| Whiteness (160, after 10 min. ) % |
≥ 80 |
≥ 80 |
≥ 75 |
| VCM Residue PPM |
≤ 1 |
≤ 1 |
≤ 1
|
Performance |
Test condition |
Test method |
Test data |
Data unit |
| Viscosity number |
|
|
118-107 |
mL/g |
| Performance density |
|
|
≥0.45 |
g/cm3 |
| Impurity particles |
|
|
≤16 |
|
| Volatile matter content (include water) |
|
|
≤0.30 |
% |
| Residue on sieve |
0.25mm |
|
≤90 |
% |
| Residue on sieve |
0.063mm |
|
≥90 |
% |
| Number of "fish eye" |
|
|
≤20 |
/400cm2 |
| Absorption of plasticizer in 100g resin |
|
|
≥20 |
g |
| Whiteness |
160°C
|
|
≥74 |
% |
| Content of residual vinyl chloride |
|
|
≤8 |
ppm |
| Elasticity modulus |
|
|
2900-3400 |
Mpa |
| Tensile strength |
|
|
50-80 |
Mpa |
| Elongation at break |
|
|
20-40 |
% |
| Thermal conductivity |
|
|
0.16 |
W/m.K |
| Melting point |
|
|
212 |
°C |
| Hardness |
|
|
65-68 |
|
Audited Supplier 
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