Threading or spring from the toe or hee

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Threading or spring from the toe or hee

作者:霸力树脂发表时间:2019-11-07 10:24:20浏览量:0

Possible causes: the glue is not resistant to silk or heat enough, and the cooling time of shoes coming out of the oven is not enough.  
Solutions: increase the amount of curing agent, PU adhesive can choose curing agent to increase heat resistance


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