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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

11636 perguntas
Q
PETG and elastomer overmolding poor bonding
A
PETG overmolding requires substrate pretreatment and material selection.
Injection Molding PETGovermoldingTPEbonding force
Q
PETG product post-shrinkage
A
PETG post-shrinkage affects dimensional accuracy.
Extrusion & Post PETGpost-shrinkageannealingcooling
Q
PETG '2079851475616104452 filling end weld strength
A
PETG end welding is the weakest link in filling.
Injection Molding PETGend weldingmelt temperaturegate
Q
PETG '2079851475616104452 heat deflection temperature test value low
A
PETG HDT is affected by internal stress; annealing can increase the test value.
Extrusion & Post PETGheat deflection temperatureHDTannealing
Q
PETG mold cooling water channel design defect, local hot spots
A
PETG mold cooling uniformity is crucial to product quality.
Molds & Tooling PETGcooling water channelhot spotconformal cooling
Q
PETG raw material batch-to-batch flowability difference
A
PETG batch difference is a variable that needs continuous management in production.
Material Analysis PETGbatch differencemelt indexincoming inspection
Q
PETG high-speed '2079851475616104452 jetting
A
PETG jetting disrupts normal filling flow.
Injection Molding PETGjettingjettinginjection speed
Q
PETG '2079851475616104452 improper back pressure setting, poor plasticization
A
PETG back pressure setting needs to balance plasticization quality and degradation risk.
Injection Molding PETGback pressureplasticizationmixingdegradation
Q
PETG flame retardant formulation poor processability
A
PETG flame retardant modification needs to balance flame retardancy and processability.
Injection Molding PETGflame retardantprocessabilityflowability
Q
PETG injection molded product optical birefringence
A
PETG birefringence is the optical manifestation of uneven stress.
Injection Molding PETGbirefringenceinternal stresspolarized lightannealing
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