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About product and suppliers:
        Alibaba.com offers 577 polyimide fiber products. About 9% of these are insulation materials & elements, 6% are other fiber, and 2% are synthetic fiber. 

A wide variety of polyimide fiber options are available to you, such as anti-bacteria, flame retardant, and anti-uv. You can also choose from filling material, non-woven fabric, and spinning. As well as from insulation paper, insulation film, and insulation sheet. And whether polyimide fiber is free samples, or paid samples. 

There are 577 polyimide fiber suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of polyimide fiber respectively. 

Polyimide fiber products are most popular in Southeast Asia, Eastern Asia, and Eastern Europe. 

You can ensure product safety by selecting from certified suppliers, including 233 with ISO9001, 78 with Other, and 69 with ISO14001 certification.