Peb feem ntau pom ob cov ntaub ntawv, nylon thiab polyurethane, nyob rau hauv ntau yam khoom, tshwj xeeb tshaj yog nyob rau hauv lub tshav pob ntawm casters. Tab sis dab tsi yog qhov txawv ntawm lawv, qhov twg muaj kev ua tau zoo dua? Wb tshawb nrhiav ua ke.
Ua ntej tshaj plaws, peb yuav tsum nkag siab qhov sib txawv ntawm ob yam khoom no. Yooj yim muab, polyurethane yog cov khoom siv elastic uas yog softer, yog li nws tsis muaj suab nrov thiab muaj kev sib txhuam ntau dua. Qhov no txhais tau hais tias polyurethane casters nyob ntsiag to hauv kev ua haujlwm, tab sis tej zaum yuav tsis hnav-resistant li nylon casters.
Thiab nylon yog ib qho khoom siv nyuaj, uas muaj kev puas tsuaj zoo heev. Yog li yog tias koj xav tau lub caster nrog lub peev xwm siab thiab hnav tsis kam, nylon casters yuav tsim nyog rau koj!
Yog li vim li cas ob yam khoom no sib txawv? Qhov tseeb, nws txhua tus stems los ntawm lawv tus kheej cov qauv tshuaj thiab cov khoom. Polyurethane yog tsim los ntawm polymerizing isocyanate nrog hydroxyl tebchaw, thiab nws muaj cov roj zoo, toughness, abrasion resistance, aging kuj thiab adhesion. Nylon, ntawm qhov tod tes, muaj kev kub siab ua haujlwm, qaug zog ua haujlwm thiab ua haujlwm tsis zoo, nrog rau kev siv tshuab zoo heev thiab qhov ruaj khov.
Post lub sij hawm: Aug-12-2024