Keware Security System Co.,LTD

Stainless Steel Door Handle,KH227301 KEWARE

"admin:" Date:2018-08-24 "Hits: 324"

Generally, the denier 0.3 denier (diameter 5 microns) fiber below is called superfine fiber. Foreign countries have produced 0.00009 denier ultra fine wire, if such a wire pulled from the earth to the moon, its weight will not exceed 5 grams. Our country already can produce 0.13 ~ 0.3 denier superfine fiber at present.