Ceramic brake pads yog dab tsi?
Ceramic brake pads subvert lub tswvyim ntawm ceramic brake pads nyob rau hauv ib txwm kev nkag siab. Ceramic brake pads yog tsim los ntawm ceramics fibers, hlau-dawb muab tub lim, adhesives thiab ib tug me me ntawm cov hlau.
Ceramic brake pads yog ib hom nres nres. Ntau tus neeg siv khoom yuam kev xav tias lawv yog ua los ntawm ceramics thaum xub thawj. Qhov tseeb, ceramic nres pads pib los ntawm lub hauv paus ntsiab lus ntawm cov hlau ceramics es tsis txhob yog xim hlau ceramics. Qhov kub siab uas tsim los ntawm qhov chaw tuaj yeem ncav cuag 800-900 degrees raws li qhov ntsuas, thiab qee qhov ntau dua. Ntawm qhov kub siab no, cov tshuaj tiv thaiv zoo ib yam li cermet sintering yuav tshwm sim ntawm qhov chaw ntawm lub nres nres, uas ua rau lub nres nres muaj kev ruaj ntseg zoo ntawm qhov kub no. Txawm li cas los xij, cov tsoos nres nres yuav tsis tsim cov tshuaj tiv thaiv sintering ntawm qhov kub no. Vim tias qhov kub ntawm qhov kub nce siab heev, cov khoom siv saum npoo yuav yaj thiab txawm tias tsim cov cua cushions, uas yuav ua rau lub braking kev ua tau zoo txo qis los yog cov brakes yuav ploj tag nrho tom qab nres nres.
Nta ntawm ceramic nres ncoo:
Tsawg plua plav ntawm lub log; lub neej ntev ntawm disc thiab dual; tsis muaj suab nrov / vibration / puas rau disc. Kev ua haujlwm tshwj xeeb yog:
(1) Qhov sib txawv loj tshaj plaws ntawm ceramic nres ncoo thiab tsoos nres nres yog tias tsis muaj hlau. Hlau nyob rau hauv cov tsoos nres pads yog cov khoom tseem ceeb uas tsim kev sib txhuam, uas muaj lub siab braking quab yuam, tab sis hnav ntau heev thiab muaj suab nrov. Tom qab txhim kho ceramic nres ncoo, yuav tsis muaj qhov txawv txav (uas yog, khawb suab) thaum tsav tsheb. Vim hais tias ceramic nres ncoo tsis muaj hlau Cheebtsam, nws zam cov hlau clamor ntawm tsoos hlau nres ncoo thiab nres discs sib tsoo.
Ceramic brake pads muaj cov khoom zoo heev. Cov khoom siv thev naus laus zis xws li cov nplej loj graphite / tooj dag / qib siab ceramic (tsis yog asbestos) thiab ib nrab hlau siv nyob rau hauv ceramic nres ncoo muaj qhov zoo ntawm qhov kub thiab txias tsis kam, hnav tsis kam, ruaj khov braking, kho cov nres nres nres, kev tiv thaiv ib puag ncig, thiab lub neej ua haujlwm ntev yam tsis muaj suab nrov. Kev kov yeej cov khoom siv thiab cov khoom siv tes ua tsis zoo ntawm cov tsoos nres, nws yog tam sim no cov qib siab tshaj plaws ceramic nres ncoo hauv ntiaj teb. Tsis tas li ntawd, cov ntsiab lus ntawm cov pob zeb ceramic slag yog qhov tsawg thiab qhov kev txhawb zog yog qhov zoo, uas tuaj yeem txo qhov hnav thiab lub suab nrov ntawm cov brakes.
Txhim kho kev ua haujlwm ntawm cov pawm nres. Vim tias cov khoom siv hluav taws xob sai sai ntawm cov khoom siv ceramic, thaum siv hauv kev tsim cov brakes, nws cov kev sib txhuam coefficient siab dua li ntawm cov hlau nres.
kev nyab xeeb. Lub nres nres yuav ua kom muaj kub ceev ceev thaum nres, tshwj xeeb tshaj yog thaum tsav tsheb ntawm kev kub ceev lossis nres thaum muaj xwm ceev. Thaum kub kub, qhov coefficient ntawm kev sib txhuam ntawm cov phaj txhuam yuav txo qis, uas yog hu ua thermal recession. Cov pawm nres ib txwm muaj cov cua sov qis, thiab qhov kub ntawm cov roj nres hauv qhov kub thiab txias thaum muaj xwm txheej ceev yuav ua rau lub brakes ncua kev nres, lossis tseem poob qhov cuam tshuam ntawm kev sib tsoo, thiab qhov kev nyab xeeb yog tsawg.
