Dab tsi yog 1680D polyester npuag?
1680D Polyester npuag yog cov khoom hnyav thiab muaj zog. Nws yog lub npe hu ua kom ruaj khov. Tus "1680d" qhia cov tuab thiab ntom ntawm cov fibers. Cov lej siab dua, cov tuab dua thiab muaj zog cov ntaub. Nws yog qhov kev xaiv zoo rau cov khoom lag luam zoo li lub nra, hnab ev khoom, thiab sab nraum zoov.
Yog 1680d polyester waterproof?
1680D Polyester tuaj yeem ua qee qhov dej, tab sis nws tsis yog qhov dej tsis muaj zog ntawm nws tus kheej. Cov ntaub yog tightly woven, yog li nws ua rau me ntsis ntawm noo noo. Tab sis yog tias los nag ntau, dej tseem tuaj yeem tau txais los ntawm. Kom nws waterproof, cov chaw tsim khoom ntxiv cov txheej tshwj xeeb nyiam pu (polyurethane) lossis PVC (polyvinyl chloride). Cov coating nres dej los ntawm soaking hauv.
Yog tias cov ntaub muaj cov txheej no, nws yog dej tsis huv. Yog tias nws tsis, nws tsuas tiv taus dej ib pliag.
