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المشاكل والحلول

إجابات عملية على التحديات الشائعة في مواد البلاستيك

1506 سؤال
Q
POM product surface blooming
A
Blooming = precipitation.
Molds & Tooling POM;blooming;precipitation;mold fouling
Q
POM product demolding abnormal noise
A
Abnormal noise = large gripping force.
Molds & Tooling POM;demolding;gripping force;draft
Q
POM hot runner problem
A
Hot runner = a test of temperature control precision.
Molds & Tooling POM;hot runner;decomposition;temperature control
Q
POM product corner breakage
A
Corner breakage = sharp corners.
Molds & Tooling POM;corner breakage;sharp corners;ejection
Q
POM product flow marks
A
Flow marks = melt front.
Molds & Tooling POM;flow marks;mold temperature;speed
Q
POM product dimensional instability
A
Dimension = crystallinity stability.
Molds & Tooling POM;dimension;crystallinity;mold temperature
Q
POM product poor surface gloss
A
Gloss = clean mold surface + mold temperature.
Molds & Tooling POM;gloss;mold fouling;mold temperature
Q
POM short shot
A
Short shot = racing against solidification.
Molds & Tooling POM;short shot;solidification;injection speed;mold temperature
Q
POM sink marks and voids
A
POM feeding = gate freeze time management.
Molds & Tooling POM;sink marks;voids;gate freeze;holding pressure
Q
POM sticking to mold
A
POM mold sticking = crystallization gripping force, and increasing mold temperature is the key.
Molds & Tooling POM;mold sticking;crystallization;mold temperature;draft
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