• PMMA和PVC发泡板材
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PC,PMMA和PVC发泡板材

  • 02/02/2018 09:51:12

PC,PMMA和PVC发泡板材 PC和PMMA板材挤出生产技术:PC板材挤出工艺特点与工艺参数PC易吸水,原料必须干燥,水分含量小于0.02%.选用排气单螺杆挤出机。PC是高黏度的塑料,挤出时必须控制好各部位的温度;在三辊压光机中辊压也不能高,否则会发生超负荷停机,但若辊温太低,则会…

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