문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

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EEA injection sink marks

Injection Molding EEA injectionsink marksholding pressurewall thickness differencegate design

EEA performance degradation with repeated processing

Production & Quality EEA recyclingperformance degradationantioxidant supplementationthermal degradationshear degradation

Unbalanced multi-cavity filling in EEA injection

Injection Molding EEA injectionmulti-cavity balancerunner designgate sizemold flow analysis

EEA injection molded product ejector whitening

Injection Molding EEA injectionejector whiteningejector pin areacooling timedraft angle

Unstable EEA extrusion feeding

Extrusion & Post EEA feedingbridginggravimetric feedergranulationfeeding screw

Poor printing adhesion of EEA film

Extrusion & Post EEA filmprinting adhesioncorona treatmentspecial inksurface tension

EEA extruded film thick at edges and thin in the middle

Molds & Tooling EEA filmthickness distributioncoat-hanger diegap fine adjustmentedge effect

Uneven color of EEA mixed with color masterbatch

Color masterbatch carrier matching and full dispersion are the key to color uniformity

Injection Molding EEA coloringcolor masterbatchcarrier compatibilitypigment dispersioncolor streaks

Rough EEA extrusion surface

Extrusion & Post EEA extrusionrough surfacedie polishingextrusion temperaturemelt elasticity

Severe EEA extruder screw wear

Extrusion & Post EEA extrusionscrew wearnitrided screwfiller frictionbimetallic screw

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