|
mold sticking |
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ejection retardant force large
-
cooling time 不足
|
-
cooling time 不足
-
cooling time 不足
-
increase 顶杆 数
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reduce mold temperature degree, increase clamping time
|
|
short shot |
-
由 melt or mold temperature degree low generate melt flow property 不足
-
mold design gate dimensions small or runner narrow
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filling balanced
-
计 amount 行程不足
|
-
improve/increase machine temperature degree or mold temperature degree
-
improve/increase injection pressure and injection speed degree
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increase large gate dimensions
-
adjustment runner balanced
-
adjustment runner balanced
|
|
麻点 |
-
injection speed degree low
-
holding pressure pressure low
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melt or mold temperature degree low
|
-
melt or mold temperature degree low
-
improve/increase injection pressure or holding pressure pressure
-
improve/increase melt or mold temperature degree
|
|
flow marks |
-
injection speed degree low
-
mold temperature degree low
|
-
improve/increase injection speed degree
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变 more gate 位置, increase large gate dimensions
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improve/increase mold temperature degree
|
|
银纹 |
-
胶粒 wet degree high
-
degree hot separation understanding
-
排 gas 不足
-
degree hot separation understanding
-
脏污
|
-
selection combined drying conditions
-
reduce machine temperature degree or decrease/reduce material in machine 筒停留 time
-
检查排 gas
-
increase back pressure
-
检查污染 material
|
|
变 color or 烧焦 |
-
machine hot or material in machine 筒停留 time long
-
排 gas 不足
-
injection speed degree fast
|
-
reduce machine temperature degree
-
检查排 gas
-
reduce injection speed degree
|
|
污染 |
-
by other material 污染
-
black spots
|
-
采取 measures anti
-
清洁 machine 筒
|
|
flash |
-
clamping force 不足
-
injection pressure or holding pressure pressure high
-
injection speed degree fast
-
mold abrasion loss
|
-
improve/increase clamping force
-
reduce injection pressure or holding pressure pressure
-
reduce injection speed degree
-
修模
|
|
凹痕 and 孔洞 |
-
holding pressure pressure low
-
止回阀 abrasion loss
-
余 material amount 不足
|
-
improve/increase holding pressure pressure and time
-
improve/increase mold temperature degree
-
gate in thick 部位
-
检查止回阀
|
EN
