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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

11636 perguntas
Q
PETG ultrasonic welding insufficient strength
A
PETG ultrasonic welding requires optimized welding parameters and joint design.
Material Drying PETGultrasonic weldingwelding strengthamplitudeenergy director
Q
PETG product yellowing
A
PETG yellowing is a manifestation of thermal degradation; temperature and time management is the key to prevention.
Production & Quality PETGyellowingthermal degradationprocessing temperatureantioxidant
Q
PETG '2079851475616104452 in-mold pressure too high
Q
PETG solvent bonding poor effect
A
PETG solvent bonding requires selecting a suitable solvent system and controlling bonding conditions.
Molding Process PETGsolvent bondingbonding strengthdichloromethane
Q
PETG and metal insert poor bonding
A
PETG overmolding of metal inserts requires insert preheating and surface treatment.
Injection Molding PETGinsertbonding forcepreheatingsurface treatment
Q
PETG injection molded product mold sticking
Q
PETG product stress cracking
Q
PETG injection molded part shrinkage rate too large
A
PETG is an amorphous material, and the shrinkage rate is mainly controlled by holding pressure and cooling.
Injection Molding PETGshrinkage rateholding pressuremold temperaturedimensions
Q
Stringing problem in PETG 3D printing
A
PETG 3D printing stringing is solved by lowering temperature and optimizing retraction parameters.
Extrusion & Post PETG3D printingstringingprinting temperatureretraction
Q
Silver streaks appearing on PETG injection molded products
A
PETG silver streaks mainly originate from moisture and gas; full drying and venting are key.
Material Drying PETGsilver streakmoistureback pressureventing
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