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CEF extrusion film thick at edges and thin in the middle

Extrusion & Post CEF filmthickness distributioncoat-hanger diegap fine-tuningedge effect

CEF extrusion surface rough

Extrusion & Post CEF extrusionsurface roughdie polishingextrusion temperaturemelt elasticity

CEF extruder screw wear severe

Extrusion & Post CEF extrusionscrew wearnitrided screwfiller frictionbimetallic screw

CEF extrusion film longitudinal streaks

Extrusion & Post CEF filmlongitudinal streaksdie gapmelt pressurelip flatness

CEF film blocking and difficult delamination

Extrusion & Post CEF filmblockinganti-blocking agentwinding temperatureerucamide

CEF extrusion profile bending deformation

Extrusion & Post CEF extrusionbending deformationuniform coolinguniform flow velocitysizing sleeve

CEF extrusion film thickness uniformity poor

Extrusion & Post CEF filmthickness uniformitydie designextrusion swellair ring cooling

CEF film thermal shrinkage rate too large

Extrusion & Post CEF filmthermal shrinkageorientation releaseannealing treatmentbiaxial stretching

CEF extrusion dimensional instability

Extrusion & Post CEF extrusiondimensional stabilityfeeding controltemperature PIDhaul-off synchronization

CEF extrusion die hang-up and carbon deposits

Extrusion & Post CEF extrusiondie carbon depositPE flushingresidence areathermal oxidation

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