• 塑料管材挤出生产技术-主机的选择
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塑料管材挤出生产技术-主机的选择

  • 28/11/2017 09:33:50

塑料管材挤出生产技术-主机的选择 中空板机械单螺杆挤出成型机规格的选择:PVC料粒用单螺杆挤出机挤出管材时,管材的横截面积与所选挤出机螺杆截面积之比大约0.25一0.40即可。对于PE, PP, PVC- U等流动性好的塑料,管材的横截面积与所选挤出机螺杆截面积之比可以大些,可取…

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