Some natural fiber like silk, wool is not suitable for high temperature, and cotton are too afraid.

有些天然纤维像丝、毛就不适合太高温，而棉麻则又不怕了。

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Here are its main products: in spinning, "Rainbow" series of polypropylene (polyester) chemical filament fiber, FDY fine denier yarn with luster, wool-like, silk-like, BCF bulk chemical fiber.

目前主要产品有纺丝类：“虹”牌系列各种规格的丙(涤)纶化纤长丝、FDY细旦大有光、仿毛、仿真丝等差别化纤维、BCF膨体丝。

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The new fiber is quite silk - like (or silky) in appearance.

新的纤维外表就像是丝的。

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