Problem & Lösung

Praktische Antworten auf häufige Herausforderungen mit Kunststoffmaterialien

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Fiber retention length of carbon fiber reinforced thermoplastics (CFRTP)

The retention of fiber length determines the performance level of CFRTP

Injection Molding CFRTPfiber lengthlow-shear screwgate

Incomplete color clearing when switching color masterbatch

Thorough color change is necessary for multi-variety small-batch production

Injection Molding color changecross-contaminationpurging materialtemperature-difference purgingdead zone

Inaccurate metering caused by screw check ring wear

Check ring performance directly affects product weight consistency and process stability

Injection Molding check ringwearmaterial leakageweight fluctuationwear-resistant material

Uneven bubbles in gas-assisted injection molded products

Gas-assisted molding requires precise control of the interaction between gas and melt

Injection Molding gas-assisted moldingbubblesgas penetrationgas channel designmold flow analysis

Tiger skin patterns on product surface

Tiger skin patterns are a macroscopic manifestation of flow instability

Injection Molding tiger skin patternelastic turbulenceinjection speed curvegate design

Jetting marks/snake patterns on products

Jetting marks are a sign of improper filling flow pattern

Injection Molding jetting marksnake patterngate sizejettingfilling pattern

Flash and burrs on products

Flash reflects the matching problem between the clamping system and injection pressure

Injection Molding flashburrclamping forceinjection pressureparting linemold closing

Nozzle drooling

Nozzle drooling affects product weight consistency and production stability

Injection Molding droolingnozzlemelt viscosityself-locking nozzleratio

Flow marks/water wave marks on product surface

Flow marks reflect the unstable state of melt front filling

Injection Molding flow markwater wave markmelt frontinjection speedmold temperature

Cracking caused by internal stress in styrene-acrylonitrile copolymer products

Injection Molding internal stressstress crackinginjection speedmold temperatureuniform wall thickness

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