Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Formosa Plastics PR-640 PVC Paste Resin

Formosa Plastics PR-640 is a high-performance PVC paste resin from the PR series, engineered for superior gelation, viscosity control and thermal stability in demanding coating, dip molding and rotational casting applications. Its narrow particle size distribution ensures consistent dispersion and smooth film formation.
  • formosa plastics pr 640 pvc paste resin_3271368b
  • formosa plastics pr 640 pvc paste resin_3271368b

Features Of Formosa Plastics PR-640 PVC Paste Resin

  1. Optimized particle size distribution for excellent colloidal stability in plastisol formulations.

  2. High fusion efficiency enabling rapid gelation and reduced energy consumption during processing.

  3. Consistent batch-to-batch rheological performance for reliable coating and dip-molding operations.

  4. Low volatile content ensuring minimal odor and improved workplace safety during high-shear dispersion.

  5. Excellent compatibility with common plasticizers, stabilizers, and pigments used in industrial plastisols.

Typical Applications Of Formosa Plastics PR-640 PVC Paste Resin

  1. Flexible PVC coatings for wire and cable insulation.

  2. Dip-molded products including gloves, boots, and inflatable articles.

  3. Rotational molding of hollow soft-touch components.

  4. Expanded vinyl flooring (EVF) and resilient sheet flooring base layers.

  5. Sealants and gasket compounds requiring controlled viscosity and dimensional stability.

Specifications Of Formosa Plastics PR-640 PVC Paste Resin

Chemical TypePolyvinyl Chloride (PVC) Paste Resin
Product FormFree-flowing white powder
AppearanceWhite, free-flowing granular powder
K-Value (ISO 1628-2)64–67
Volatile Content (wt%, 105°C, 1 hr)≤ 0.4%
Residual Vinyl Chloride Monomer (VCM)≤ 1 ppm
Apparent Density (g/cm³)0.45–0.52
Particle Size (D50, μm)75–95


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