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11636 soru
Q
Glass Fibre extruded film poor thickness uniformity
A
Film thickness uniformity needs coordinated optimization from three aspects: die design, gap adjustment and cooling
Extrusion & Post Glass Fibre filmthickness uniformitydie designextrusion swellair ring cooling
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Q
Glass Fibre '2079851475616104452 warpage deformation
A
Warpage is caused by shrinkage differences and orientation stress; uniform mold temperature and holding pressure are key
Injection Molding Glass Fibre injectionwarpageshrinkage rateholding pressureannealing treatment
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Q
Glass Fibre product yellowing after processing
A
Yellowing is caused by thermal-photo oxidation and metal catalysis; improving antioxidant system and UV absorber is key
Production & Quality Glass Fibre yellowingthermal oxidationantioxidantUV absorbermetal catalysis
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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 '2079851475616104452 thick-wall bubbles
A
Thick-wall bubbles are comprehensively caused by insufficient holding pressure, moisture and poor venting
Material Drying Glass Fibre injectionbubblesholding pressurethick-wall productmold venting
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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 '2079851475616104457 parison severe sag
A
Parison sag is caused by low melt strength; slight crosslinking and wall thickness control are key
Blow Molding Glass Fibre '2079851475616104457parison sagmelt strengthslight crosslinkingwall thickness control
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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 product dimensional change during long-term storage
A
Dimensional change is caused by physical aging; annealing treatment and slight crosslinking are measures to stabilize dimensions
Material Analysis Glass Fibre dimensional stabilityphysical agingannealingsecondary crystallizationslight crosslinking
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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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