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Problema y solución

Respuestas prácticas a los desafíos comunes de los materiales plásticos

11636 preguntas
Q
POM product stress cracking
A
Cracking = stress + medium.
Molding Process POM;stress cracking;internal stress;medium
Q
POM product poor surface gloss
A
Gloss = clean mold surface + mold temperature.
Molds & Tooling POM;gloss;mold fouling;mold temperature
Q
POM product melt temperature actual measurement deviation
A
POM melt temperature must be actually measured.
Processing Machinery POM;melt temperature;shear heat;back pressure
Q
POM nozzle freezing
A
Nozzle blockage = fast freezing.
Processing Machinery POM;nozzle;freezing;heater band
Q
POM nozzle drooling
A
Drooling = nozzle temperature + suck-back.
Processing Machinery POM;drooling;nozzle;suck-back
Q
POM '2079851475616104452 ejector whitening
A
Ejector whitening = concentrated stress.
Injection Molding POM;ejector whitening;gripping force;ejection
Q
POM regrind usage problem
A
POM regrind = the less used the better.
Molding Process POM;regrind;degradation;formaldehyde;thermal history
Q
POM and PVC cross-contamination risk
A
POM×PVC = dangerous combination, material change must be thorough.
Processing Machinery POM;PVC;cross-contamination;decomposition;material change
Q
POM product brittle cracking
A
Brittle cracking = decomposition or stress, distinguish first by smelling the odor.
Material Analysis POM;brittle cracking;decomposition;stress concentration;regrind
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