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문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

2239 질문
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
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
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
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
Q
Glass Fibre extrusion melt fracture
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
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
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
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
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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