Junzheng Group is one of China’s leading chemical enterprises, specializing in the research, production, and sales of polyvinyl chloride (PVC) resins. Its products cover a wide range of Junzheng PVC grades and are extensively used in construction, electrical, automotive, and consumer goods industries.
Suspension PVC resins: Grades such as SG3, SG5, SG6, SG7, and SG8, suitable for both rigid and flexible applications.
Emulsion PVC paste resins: Grades like P440, P450, and P460, commonly used in artificial leather, flooring, and coatings.
Powdered PVC resins: Grades like SG5, SG6, SG7, and SG8, used in profiles, pipes, and injection molding.
Item | PVC SG3 | PVC SG5 | PVC SG7 | PVC SG8 |
|---|---|---|---|---|
Viscosity No. (ml/g) | 135u2013127 | 118u2013107 | 95u201387 | 86u201373 |
K value | 72u201371 | 68u201366 | 62u201360 | 59u201355 |
Polymerizing Index | 1370u20131251 | 1135u2013981 | 845u2013741 | 740u2013650 |
Number of impurity particles | 16 max | 16 max | 20 max | 20 max |
Volatile Matter, % | 0.3 max | 0.4 max | 0.4 max | 0.4 max |
Apparent Density, g/ml | 0.45 min | 0.48 min | 0.50 min | 0.50 min |
Number of Fish Eye (400 cmu00b2) | 20 max | 20 max | 30 max | 30 max |
Plasticizer absorption of 100g resin, g | 26 min | 19 min | 12 min | 12 min |
VCM Residue, ppm | 5 max | 5 max | 5 max | 5 max |
Whiteness (160u00b0C, 10 min), % | 76 min | 75 min | 75 min | 75 min |
Particle size >0.25 mm | 2.0 max | 2.0 max | 2.0 max | 2.0 max |
Particle size >0.063 mm | 95 min | 95 min | 95 min | 95 min |
Mechanical strength: Excellent tensile and tear resistance.
Processability: Good flowability and plasticization, suitable for various processing methods.
Transparency: High clarity, ideal for transparent products.
Chemical stability: Resistant to acids, bases, and oils, suitable for chemical transport hoses.
Electrical insulation: High volume resistivity, making it suitable for wire and cable applications.
Construction industry: Pipes, profiles, and window frames.
Electrical industry: Wire and cable insulation.
Automotive: Interior components and seals.
Consumer goods: Flooring, artificial leather, and footwear.
Chemical industry: Hoses and conveyor belts.
Packaging specifications: 25 kg per bag (inner PE liner with outer woven bag).
Storage conditions: Store in a dry, well-ventilated warehouse; protect from sunlight and moisture.
Transportation requirements: Classified as non-hazardous material; handle to prevent bag breakage and moisture absorption.