문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

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POM spray pump valve parts

Molding Process POM；spray pump；valve part；chemical resistance；precision

POM insert preheating

Molding Process POM；insert；preheating；knurling；mechanical interlocking

POM product insert cracking

Inserts = preheating + wall thickness.

Molding Process POM；inserts；cracking；preheating

POM product welding problem

Welding = precise interface temperature.

Molding Process POM；welding；ultrasonic welding；parameters

POM product static dust attraction

Static electricity = a common problem of insulating materials.

Molding Process POM；static electricity；dust attraction；antistatic

POM product stress cracking

Cracking = stress + medium.

Molding Process POM；stress cracking；internal stress；medium

POM regrind usage problem

POM regrind = the less used the better.

Molding Process POM；regrind；degradation；formaldehyde；thermal history

POM weld line weak strength

POM weld lines = racing against crystallization speed.

Molding Process POM；weld line；crystallization；melt temperature；gate

PMMA Burnt Degradation

Molding Process PMMA;burnt;degradation;yellow streaks;shear heat

PMMA Silver Streak and Crack Distinction

Molding Process PMMA;silver streak;crack;stress;warning

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