| 摘要 |
PURPOSE: A manufacturing method of heat resisting yarn for a wig is provided, thereby reducing production cost, producing various products and capturing the consumers' fancy. CONSTITUTION: Heat resisting yarn for a wig is manufactured by using polyester, nylon, polypropylene, polyester and polybutylene terephthalate. A manufacturing method of the heat resisting yarn for the wig is as follows: passing grey yarn(1) through a primary tension controlling device(2) to give the grey yarn proper tension; passing the yarn through a heating box(B) containing an infrared ray heater(3) for one minute to give heat resistance; passing the yarn through a last tension controlling device(4); and then winding the yarn around a winder(5).
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