Nres ncoo ntawm ntau yam khoom sib txawv (1)
Nyob rau hauv cov nqe lus ntawm cov qauv siv tshuab, muaj: asbestos, semi-hlau, thiab non-asbestos organic brake pads (NAO). Cov hauv qab no yog cov lus luv luv hais txog ntau lub nres nres ua los ntawm cov khoom sib txawv.
Asbestos nres nres
Tus thawj nres nres yog tsim los ntawm cov khoom siv asbestos, vim tias cov fibers asbestos muaj lub zog siab thiab kub tsis kam, yog li lawv tuaj yeem ua tau raws li qhov yuav tsum tau muaj ntawm cov brakes, clutch discs thiab liners. Txawm li cas los xij, asbestos noj tsis zoo thiab cov hmoov ua tau zoo heev thiab yuav ntab hauv huab cua thiab ua rau muaj kev phom sij rau koj txoj kev noj qab haus huv. Asbestos muaj qhov tshwj xeeb tsis zoo thermal conductivity. Feem ntau, rov siv tus nres yuav ua rau lub brake ncoo overheat, thiab nws cov braking kev ua tau zoo yuav txo qis heev. Yuav kom tsim tau tib lub zog siab dua yuav tsum muaj lub sijhawm braking ntau dua, qhov tshwm sim hu ua "brake shrinkage", thiab yog tias cov brakes kub dhau lawm, nws yuav ua rau lub brakes tsis ua haujlwm. Thaum cov tuam txhab tsim tsheb thiab cov khoom siv nres txiav txim siab los tsim cov kev hloov tshiab thiab kev nyab xeeb dua rau asbestos, cov ntaub ntawv sib txhuam tshiab tau los ua yuav luag ib txhij. Qhov no yog "semi-metallic" hybrid thiab non-asbestos organic (NAO) brake pads yuav tsum tau tham hauv qab no.
"Semi-Metallic" Hybrid Nres Pads
"Semi-metal" hybrid nres ncoo (Semi-met) yog ua los ntawm cov ntaub plaub hlau ntxhib. Los ntawm cov tsos (zoo fibers thiab hais), asbestos hom thiab non-asbestos organic hom nres pads (NAO) tau yooj yim txawv. Tsis tas li ntawd, lawv kuj muaj qee yam khoom sib nqus, thiab cov hmoov uas ua los ntawm kev hnav tuaj yeem adsorbed rau ntawm phab ntsa sab hauv ntawm lub hub kom txo tau qhov phom sij rau huab cua. Hlau wool muaj lub zog siab thiab thermal conductivity, uas ua rau "semi-metallic" hybrid nres ncoo muaj cov yam ntxwv sib txawv ntawm cov tsoos asbestos-hom nres nres.
Piv txwv li: "semi-metallic" brake pads muaj cov ntsiab lus hlau siab thiab lub zog siab, thiab cov ntsiab lus hlau siab kuj hloov cov yam ntxwv ntawm kev sib txhuam ntawm cov brakes, uas feem ntau txhais tau hais tias "semi-metallic" brake pads xav tau siab dua braking kom tiav. tib yam braking effect. Cov ntsiab lus hlau siab, tshwj xeeb tshaj yog nyob rau hauv qhov kub thiab txias, kuj txhais tau hais tias lub nres nres ua rau ntau dua nto ntawm lub nres discs los yog nruas, nrog rau lub suab nrov.
Lub ntsiab kom zoo dua ntawm "semi-hlau" hybrid nres pads (Semi-met) nyob rau hauv nws cov kub tswj muaj peev xwm thiab siab braking kub, uas yog tsis zoo nyob rau hauv lub tshav kub hloov kev ua tau zoo piv rau asbestos hom thiab tsis zoo nyob rau hauv txias muaj peev xwm ntawm nres discs thiab nres nruas. Thaum tshav kub kub hloov mus rau lub calipers thiab lawv cov khoom, thaum lawv pab cov discs thiab nruas dissipate tshav kub ntawm lawv qhov chaw thaum lub sij hawm braking. Tau kawg, yog tias qhov cua sov tsis tau ua haujlwm zoo, nws yuav ua rau muaj teeb meem. Tom qab cov dej nres yog cua sov, qhov kub yuav nce. Yog tias qhov kub thiab txias nce mus txog ib theem, nws yuav ua rau cov brakes qis thiab cov dej nres kom npau npau. Cov cua kub no kuj muaj qee yam cuam tshuam rau lub nres calipers, piston ntsaws ruaj ruaj thiab rov qab springs, uas yuav ua rau kom muaj kev laus ntawm cov khoom no. Qhov no kuj yog vim li cas rau reassembling lub nres calipers thiab hloov hlau qhov chaw thaum lub sij hawm nres nres.
