Processing characteristics of UPVC

07 Jul,2025


High melt viscosity: Poor fluidity, requiring specialized plasticizing components and temperature control system (melt adhesive temperature 185-205 ℃, screw speed ≤ 0.2m/s).
Processing characteristics of UPVC

High melt viscosity: Poor fluidity, requiring specialized plasticizing components and temperature control system (melt adhesive temperature 185-205 ℃, screw speed ≤ 0.2m/s).
Narrow molding temperature range: The resin molding temperature is close to the thermal decomposition temperature, making it difficult to process and requiring precise control of the mold temperature (usually 40 ℃) and flow channel design.

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