Raws li ib feem ntawm ntau cov khoom, yas buckles muaj cov kev xav tau zoo sib txawv. Piv txwv li, lub nra manufacturers tseem yuav xaiv buckles ntawm txawv zoo raws li qhov zoo ntawm lub nra. Cov yas buckles dav dav rau lub nra muaj pom, pp, pa, pvc, abs, thiab lwm yam. Peb tuaj yeem txheeb xyuas cov yas fasteners ntawm cov khoom sib txawv li cas? Yuav kom txuag tau cov nqi ntawm cov khoom siv, ntau lub tuam txhab ntawm cov khoom siv fasteners siv cov ntaub ntawv tsis zoo li cov ntaub ntawv yas zoo. Yuav ua li cas kom tsis txhob raug dag, qhov no xav kom peb cov neeg yuav khoom kom lawv lub qhov muag qhib. Paub qhov txawv ntawm cov yas fasteners ntawm cov ntaub ntawv sib txawv yog qhov tseem ceeb heev kom paub qhov txawv ntawm cov khoom ntawm fasteners.
pp kev ntxhib los mos yog mos, yog li cov yas buckle ua los ntawm cov khoom pp zoo li softer rau qhov kov. Yog hais tias nws yog ib tug buckle, lub suab ntawm tus txiv neej buckle thiab tus poj niam buckle yog heev me me. Hlawv lub fastener nrog hluav taws kuj qeeb. Nws yuav tsis hlawv tom qab cov nplaim taws raug tua. Lub taub yog daj, thiab qhov qis yog xiav. PE yog sib dua hauv kev ntxhib los mos thiab hnyav dua li pp, yog li PE buckle xav tias hnyav dua li pp buckle, thiab cov tshuaj tiv thaiv tshwm sim zoo ib yam li pp buckle. Cov khoom siv pom yog ib puag ncig tus phooj ywg thiab muaj kev ntxhib los mos. Pom buckle muaj lub suab nrov thaum nws tsaws. Ntshai heev" nyem" Lub suab tuaj yeem hnov thaum lub buckle yog buckled, thiab hluav taws yuav tsis muaj ntxhiab tsw tsw. Cov khoom siv pc buckle yog tawv thiab pob tshab, cuam tshuam resistant, kub hnyiab nrog hluav taws, me ntsis nyuaj, yellowish, dub pa luam yeeb thiab mos. Buckles ua los ntawm cov khoom siv pvc yog softer, thiab thaum kub hnyiab, nplaim taws yog daj thiab mos. Cov khoom siv abs tsis yooj yim tawg, thiab nws yog mos. Siv cov ntsia hlau los kaw qhov chaw. Muaj cov khoom siv waxy, thiab cov cim dawb yog tsim los ntawm kev nias thiab tsis tawg. Cov khoom siv ps yog softer dua li cov khoom siv abs, yooj yim tawg, nti, thiab suab nkig.
Tseem muaj qhov sib txawv ntawm cov khoom sib txawv ntawm cov yas buckle, tsuav yog koj them sai sai rau kev soj ntsuam, nws tseem yog qhov yooj yim kom paub qhov txawv.
