• 挤出工艺参数及其操作规程
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挤出工艺参数及其操作规程

  • 05/12/2017 08:53:32

挤出工艺参数及其操作规程 (1) PVC塑料粉料配制操作规程 ①树脂、助剂等各种粉料的过筛,液体组分的过滤,固体块状物的粉碎。 ②各组分的准确称量。 ③按一定的加料顺序将各组分加入到混合机中。 ④按制订的工艺参数进行热混合。热混合的粉料可按以下两种途径之一继续进行。 ⑤…

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