| 摘要 |
PURPOSE:To obtain uniform polyester drawn yarn having improved workability and economic efficiency, by stretching polyester yarn melted and extruded from a spinneret between an unheated roller and an unheated take-up roller, drawing the yarn by a drawing roller and taking up at high speed. CONSTITUTION:Polyester yarn Y melted and extruded from a spinneret 1 is passed through a cooling column 3, cooled and solidified, further provided with a spinning finish oil by an oiling guide 4, interlaced by an interlacing device 10, the yarn Y is provided with tension between one or more unheated rollers 5 set at the upper steam of a take-up roller 6 and the unheated take-up roller 6, successively drawn between the take-up roller 6 and a drawing roller 7, taken up at >=4,000m/min and wound round a bobbin 9 to give the aimed drawn yarn.
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