Problem & Solution

Practical answers to common plastic material challenges

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Blocking/Poor Opening of Polypropylene Film

Extrusion & Post film blockinganti-blocking agentwinding temperaturewinding tensionslip agent

Wrinkles Appearing in Polypropylene Blown Film

Extrusion & Post film wrinkleuneven thicknesshaul-off rollercollapsing framecooling line

Die Marks/Lines on Polypropylene Extruded Products

Extrusion & Post die markdie scratchimpurity cleaningflow channel designfilter screen

Insufficient Equipment Maintenance in Polypropylene Processing

Molds & Tooling equipment maintenancepreventive maintenancescrew clearancemold maintenancesensor calibration

Uneven Thickness of Polypropylene Blown Film

Extrusion & Post film thicknessdie gaptemperature uniformityair ring coolinghaul-off stability

Large Current Fluctuation of Polypropylene Extruder

Processing Machinery current fluctuationscrew torqueplasticizing temperatureraw material impurityfilter screen clogging

Poor Transparency of Polypropylene Blown Film

Extrusion & Post poor transparencycrystallinitycooling ratenucleating agenthaze

Poor Plasticization Caused by Screw Wear of Polypropylene Extruder

Processing Machinery screw wearpoor plasticizationwear-resistant materialscrew clearancescrew speed

Large Barrel Temperature Fluctuation in Polypropylene Processing

Processing Machinery temperature fluctuationheating bandthermocoupletemperature control instrumentPID parameters

Process Connection Problem When Switching Between Different Processing Methods of Polypropylene

Extrusion & Post production transitionprocessing methodprocess parametersmaterial gradetrial production verification

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