Customization: | Available |
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CAS No.: | 9002-86-2 |
Formula: | C2h3cl |
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PVC Resins is the most widely raw material used in plastic production.It has good chemical stability corrosion reslstance and water resistance.The PVC Resins are polymerized by suspension process,their appearance being in white powderform.They are essential materials for preparing PVC compounds.By adding blending agents and nemploying different techniques,they can be madeinto rigid or non-rigid PVC products and are supplying in a wide range of transparent,translucent, and opaque colors.
Parameter
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Grade
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|||
Standard: GB5761-1993
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SG3
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SG5
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SG8
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Viscosity ml/g
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135-127
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118-107
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86-73
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K-Value
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72-71
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67-65
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59-55
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Average degree of Polymerization
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1300+/-50
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1000+/-50
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700+/-50
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Number of impurity particles ≤
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16
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16
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20
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Volatile content (incl. water) % ≤
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0.3
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0.4
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0.4
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Apparent density ≥
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0.42
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0.48
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0.5
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Particle size
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≥ 0.25mm ≤
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2
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2
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0.4
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≥ 0.063mm ≥
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95
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95
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95
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Number of Fish Eye (/400 cm2) ≤
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20
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20
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30
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Plasticizer absorption of 100g resin ≥
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26
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19
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22
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Whiteness (160°C, after 10 min.) % ≥
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78
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78
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75
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VCM Residue PPM ≤
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5
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5
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5
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PVC Resin SG3 is for films, hoses, leathers, wire cables and other general purpose soft products.
PVC Resin SG5 is for pipes, fittings, panels, calendaring, injection, moulding, profiles, and sandals.
PVC Resin SG8 is for bottles, sheets, calendaring, rigid injection and moulding pipes
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