Nyocha ákwà:

Uwe a nwere ike izute ọkọlọtọ GB/T, ọkọlọtọ ISO, ọkọlọtọ JIS, ọkọlọtọ US.A ga-enyocha akwa niile 100% tupu ebupu ya dịka ọkọlọtọ isi ihe anọ nke America si dị.

Kedu ihe kpatara anyị ji ahọrọ akwa akwa akwa akwa?

1.Hygroscopicity: N'ihi hygroscopicity na ikuku permeability, akwa akwa akwa akwa akwa akwa dị mma.Ihe mejupụtara eriri owu bụ ihe ndị nwere porous, na enwere ọtụtụ ihe owuwu hydrophilic na molekul, yabụ ọ nwere mmetụta hygroscopic siri ike;Na mkpuchi nke ejiri eriri owu mee dịkwa nro ma dịkwa mma.
2.Warmth: Ihe mkpuchi owu dịkwa mma karịsịa n'ikpo ọkụ.Oghere nke eriri owu na-ejupụta na ikuku, ikuku adịghịkwa erugharị, ya mere o yiri ka e nwere akwa mkpuchi okpomọkụ.Ihe mkpuchi ahụ na-ekewapụ okpomọkụ dị n'ime, iji nweta mmetụta nke ikpo ọkụ!Ọmarịcha iyi arụmọrụ nke lining owu.
3.Dyeability: The chemical Njirimara nke owu lining bụ dịtụ kwụsiri ike, agba arụmọrụ dị mma, agba agba na-egbuke egbuke, agba ụdịdị dị iche iche zuru ezu, na ọ nwere ike dakọtara na dị iche iche na agba nke ákwà.