• 低沸点液体型泡沫塑料挤出生产技术
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低沸点液体型泡沫塑料挤出生产技术

  • 27/06/2018 09:14:16

1.影响挤出泡沫塑料制品质量主要工艺参数:每立方厘米的平均泡孔数(Nc)是表示发泡成型效率和发泡制品质量的有效参数之一。由以下主要挤出工艺参数决定了Nc:挤出压力、挤出温度、滞留时间和口模轴向压力分布。2.低沸点液体发泡剂挤出制品的密度:使用低沸点液体发泡剂的一个最主要…

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