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Failure
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Approach
|
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Runner is too large
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To modify the mold
|
|
Runner cooling is not enough
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Extend the cooling time or lower barrel temperature
|
|
Sprue ejection angle is not enough
|
To modify the mold to increase the angle
|
|
Runner and the nozzle of the concave arc with straight
|
Re-adjustment and with
|
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Not only the inner surface of the runner or mold chamfer
|
Mold maintenance
|
|
Damage outside the hole runner
|
Mold maintenance
|
|
No runner catch lock
|
Additional catch lock
|
