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