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The common defects in extrusion process are: Improper System Engineering/Installation, Improper Operation, Resin Defects, Improper Materials Addition, Surging, Poor mixing, Melt toughness or fracture, Overheating, Moisture release, Trapped air, Contamination. Improper System Engineering/Installation • Wrong Clamps used or Clamps too tight. • Improper die setting • Improper alignment of die and • Incompatible fire caulk used. • Contact of outside of pipe with incompatible material (e.g., solder flux

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Extrusion

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The common defects in extrusion processare: Improper System Engineering/Installation,Improper Operation, Resin Defects, ImproperMaterials Addition, Surging, Poor mixing, Melttoughness or fracture, Overheating, Moisturerelease, Trapped air, Contamination.Improper System Engineering/Installation Wrong Clamps used or Clamps too tight. Improper die setting Improper alignment of die and Incompatible fire caulk used. Contact of outside of pipe with incompatiblematerial (e.g., solder flux