Tuam Tshoj OEM kev cai ductile hlau poob ciabpeev casting khoomnrog CNC machining, kev kho cua sov thiab kev kho deg.
Feem ntau nrum los ntawm peev casting, ntsuab xuab zeb casting thiabplhaub molding, ductile hlau castings muab kev yooj yim tsim thiab txo cov nqi tsim khoom piv rau welded fabrications thiab forgings. Ductile hlau castings muaj ntau yam ntxwv, txawm li cas los xij, tsis yog ib qho txiaj ntsig zoo tshaj plaws rau lwm cov ferrous alloys. Tsis tas li ntawd, cov hlau nplaum yog siv dav hauv ntau qhov kev lag luam, suav nrog kev ua liaj ua teb, tsheb, hydaulics, tsheb ciav hlau, tsheb thauj mus los thiab kev lag luam aerospace.
Cam khwb cia hlau, feem ntau suav nrog grey cam khwb cia hlau thiab ductile (nodular) cam khwb cia hlau yog tsuas yog siv rau casting los ntawm cov txheej txheem ntawm cov xuab zeb casting, plhaub molding casting, coated xuab zeb casting los yog poob ua npuas ncauj casting. Txawm li cas los xij, rau qee qhov xwm txheej tshwj xeeb, lubpoob ciab peev casting txheej txheemkuj tseem siv tau vim lawv qhov zoo thiab qhov tseeb dua. Ntawm RMC, peb kuj muaj peev xwm ntawm casting grey hlau thiab ductile nrog precision poob ciab peev casting siv silica sol thiab dej iav rau lub plhaub tsev. Cam khwb cia hlau yog cov ferrous alloys uas muaj cov ntsiab lus carbon ntau tshaj 2%. Txawm hais tias cam khwb cia hlau tuaj yeem muaj qhov feem pua ntawm cov pa roj carbon monoxide ntawm 2 txog 6.67, qhov kev txwv tsis pub muaj feem ntau ntawm 2 thiab 4%. Cov no yog cov tseem ceeb vim lawv zoo heev casting zoo. Grey cam khwb cia hlau thiab hlau cam khwb cia hlau (tseem hu ua nodular cam khwb cia hlau los yog spheroidal graphite hlau).
Thaum cov graphite tam sim no me me, puag ncig, thiab cov khoom sib faib tau zoo, nws cov nyhuv tsis muaj zog yog me me thiab cov cam khwb cia hlau zoo li no yuav muaj ntau dua ductility. Hom cam khwb cia hlau no yog hu ua ductile lossis nodular hlau lossis spheroidal graphite lossis tsuas yog SG hlau. Daim ntawv no ntawm graphite tuaj yeem ua tiav los ntawm kev ntxiv cov ntsiab lus magnesium lossis cerium lossis kev sib xyaw ntawm ob lub ntsiab lus rau molten cam khwb cia hlau. Magnesium yog ntxiv rau hauv qhov ntau ntawm 0.07 mus rau 0. 10% ua raws li qhov sib ntxiv ntawm ferro-silicon los txhawb graphitization. Thaum lub sij hawm solidification, magnesium pab nyob rau hauv kev faib ntawm graphite thoob plaws hauv cov hlau.
Ductile hlau muaj zog-rau-qhov hnyav piv, zoo dua machinability thiab ntau dua qhov cuam tshuam tus nqi. Ntxiv mus, cov khoom siv hlau nplaum yog tsim los ntawm cov txheej txheem casting uas tswj tau zoo ntawm cov khoom zoo tuaj yeem ua tiav piv rau kev poob forging. Yog li, ntau yam khoom xws li crankshafts thiab txuas rods tsim feem ntau los ntawm kev poob forging yog nce ntxiv los ntawm cov hlau castings.
