The production technology that using the spinneret with 2808 holes to produce PET staple for roofing felt base cloth on HV452 spinning machine was discussed.

 
  • 討論了在HV452型紡絲機上采用2808孔噴絲板生產(chǎn)用于防水卷材基布的滌綸短纖維的生產(chǎn)工藝,指出提高成品纖維的強度、斷裂伸長(cháng)率、降低干熱收縮率是滿(mǎn)足防水卷材基布性能要求的關(guān)鍵。
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