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11636 soru
Q
Glass Fibre moisture during processing causes silver streaks
A
Silver streaks are caused by moisture vaporization and stretching; drying and venting are the main countermeasures
Material Drying Glass Fibre injectionsilver streaksmoisture dryingventingback pressure
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Q
Glass Fibre '2079851475616104452 cold slug marks
A
Cold slug marks are caused by solidified residual material in nozzle; raising nozzle temperature and cold slug well design are key
Injection Molding Glass Fibre injectioncold slug marksnozzle temperaturecold slug wellinjection pressure
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Q
Glass Fibre poor weather resistance
A
Poor weather resistance is caused by photo-oxidation; UV+HALS+antioxidant triple protection is key
Material Analysis Glass Fibreweather resistanceUV absorberHALSphoto-oxidation
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Q
Glass Fibre extruded film winding wrinkling
A
Film wrinkling is caused by tension fluctuation and thickness unevenness; automatic tension control and uniformization are key
Extrusion & Post Glass Fibre filmwinding wrinklingtension controlthickness uniformityguide roller parallelism
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Q
Glass Fibre '2079851475616104452 flow marks
A
Flow marks are caused by injection front instability and rapid cooling; multi-stage injection and high mold temperature are key
Injection Molding Glass Fibre injectionflow marksinjection speedmold temperaturegate area
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Q
Glass Fibre '2079851475616104452 sink marks
A
Sink is caused by insufficient holding and wall thickness difference; high-pressure holding and multiple gates are core countermeasures
Injection Molding Glass Fibre injectionsinkholding pressurewall thickness differencegate design
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Q
Glass Fibre repeated processing performance decay
A
Multiple processing performance decay is caused by thermo-mechanical degradation; limiting regrind and supplementing antioxidant are key
Production & Quality Glass Fibre recyclingperformance decayantioxidant supplementthermal degradationshear degradation
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Q
Glass Fibre injection multi-cavity unbalanced filling
A
Multi-cavity unbalanced filling is caused by runner design; balanced runner and mold flow analysis are key
Injection Molding Glass Fibre injectionmulti-cavity balancerunner designgate sizemold flow analysis
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Q
Glass Fibre injection molded product ejector whitening
A
Ejector whitening is caused by excessive ejection force and insufficient cooling; increasing ejector pin area and extending cooling time are key
Injection Molding Glass Fibre injectionejector whiteningejector pin areacooling timedraft angle
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Q
Glass Fibre extruder large current fluctuation
A
Current fluctuation is caused by unstable feeding, poor temperature control and unsuitable screw; system optimization is key
Extrusion & Post Glass Fibre extrusioncurrent fluctuationtemperature control accuracyscrew designfeeding stability
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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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