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  • Changzhou Longsheng Machinery Co.,LTD.
  • NO.65-28 xinggang road, Changzhou,Jiangsu, China.
  • P.C: 213023
  • Tel: +86-519 - 85527677
  • Fax: +86-519 - 88018876 88018875
  • Email: 888@czlongsheng.cn
  • Web: www.czlongsheng.cn
Air cooling fans on barrel, for fast reaction time and precise temperature control New special screw geometry optimised for UPVC, achieving stabilised plasticising and excellent production Wider moving safety doors at back and front, to accommodate bulky core pulling cylinders
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