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Yaygın plastik malzeme zorluklarına pratik yanıtlar

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2239 soru
Q
Glass Fibre film poor printing adhesion
A
Poor printing adhesion is caused by insufficient surface polarity; corona treatment and dedicated ink are key
Extrusion & Post Glass Fibre filmprinting adhesioncorona treatmentdedicated inksurface tension
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Q
Glass Fibre film excessive heat shrinkage
A
Film heat shrinkage is caused by orientation freezing; reducing draw ratio and annealing treatment are key
Extrusion & Post Glass Fibre filmheat shrinkageorientation releaseannealing treatmentbiaxial stretching
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Q
Glass Fibre extrusion pelletizing connected pellets
A
Connected pellets are caused by elastic recovery and low-temperature pelletizing; high-temperature water cutting and fast cutting are key
Extrusion & Post Glass Fibre pelletizingconnected pelletspelletizing water temperaturecutter speedelastic recovery
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Q
Glass Fibre extrusion die buildup carbon deposit
A
Die carbon deposit is caused by thermal oxidation and untimely cleaning; PE flushing and timely cleaning are key
Extrusion & Post Glass Fibre extrusiondie carbon depositPE flushingstagnation zonethermal oxidation
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Q
Glass Fibre extrusion melt fracture
A
Melt fracture is caused by elastic recovery exceeding the critical value; reducing speed and lengthening the die are the core countermeasures
Extrusion & Post Glass Fibre extrusionmelt fractureelastic recoverydie L/Dextrusion rate
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Q
Glass Fibre blended with incompatible resin delaminates
A
Blends with large polarity difference need reactive compatibilizer to form chemical bonding at the interface to solve
Extrusion & Post Glass Fibre blend delaminationpolarity differenceGlass Fibre-g-MAHreactive compatibilizationinterfacial bonding
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Q
DSTDP surface snakeskin pattern
A
Snakeskin pattern is caused by low-temperature extrusion and elastic recovery; raising temperature and reducing speed are key
Extrusion & Post DSTDPsnakeskin patternextrusion temperatureelastic recoverydie temperature control
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Q
DSTDP internal delamination cracking
A
Internal delamination is caused by poor interface and shrinkage difference; compatibilizer and uniform cooling are key
Extrusion & Post DSTDPinternal delaminationinterfacial bondingcompatibilizeruniform cooling
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Q
DSTDP screw slipping
A
Screw slipping is caused by premature melting; cooling the feeding section is key
Extrusion & Post DSTDPscrew slippingfeeding section temperaturepremature meltingflight deepening
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Q
DSTDP large dimensional change with temperature
A
Dimensional temperature sensitivity is caused by large thermal expansion coefficient; adding filler and annealing are key
Extrusion & Post DSTDPdimensional temperature sensitivitythermal expansion coefficientrigid fillerannealing treatment
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Tüm Konular 11636 Material Drying 1439 Injection Molding 1506 Molding Process 740 Molds & Tooling 1506 Processing Machinery 2025 Extrusion & Post 2239 Blow Molding 315 Thermoforming 141 Material Analysis 1343 Production & Quality 382
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