THREADING GUIDE The frame features a long threading tract.Adoption of comb-type weigh-lever tensioning device and dish-type tensioning device ensures uniform tension control and simpleadjustment.

 
  • 导丝部件:寻丝线路长,采用杠杆式梳形张力器和碟形张力器,张力控制均匀,调节方便。
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