Khoom Description
Steelmaking thiab casting yog ob txoj haujlwm tseem ceeb hauv kev tsim khoom, tshwj xeeb hauv kev tsim cov hlau. Ib qho khoom siv tshwj xeeb uas ua lub luag haujlwm tseem ceeb hauv ob txoj haujlwm yog 7275 ferrosilicon.
7275 ferrosilicon yog ib qho hlau ua los ntawm hlau, silicon, thiab lwm yam khoom me me xws li calcium, txhuas, thiab carbon. Nws yog ib qho tseem ceeb hauv steelmaking thiab casting vim nws cov khoom tshwj xeeb, feem ntau nws lub peev xwm los pab txo cov impurities thiab txhim kho tag nrho cov khoom zoo ntawm cov khoom kawg.
Hauv steelmaking, 7275 ferrosilicon yog ntxiv rau cov hlau molten kom nws lub zog thiab kav ntev. Cov hlau kuj tseem pab tshem tawm cov impurities xws li sulfur, oxygen, thiab cov pa roj carbon monoxide los ntawm cov hlau, uas ua rau cov khoom siv zoo dua qub. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog nyob rau hauv kev tsim cov hlau muaj zog uas siv rau hauv cov ntawv thov xws li kev tsim choj, cov khoom siv tsheb, thiab cov khoom siv dav hlau.
Ib cag ntawm steelmaking, 7275 ferrosilicon kuj tau siv dav hauv casting. Thaum ntxiv rau cov hlau molten, cov alloy tuaj yeem pab ua kom lub cev muaj zog ntawm cov hlau, txo qhov muaj feem cuam tshuam xws li tawg thiab porosity. Qhov no ua rau nws muaj txiaj ntsig tshwj xeeb hauv kev tsim cov high-precision castings xws li cav blocks, gearboxes, thiab turbine hniav.
Ntxiv mus, 7275 ferrosilicon muaj kev tiv thaiv zoo heev rau oxidation, uas pab tiv thaiv kev tsim ntawm pliaj oxides thaum lub sij hawm casting txheej txheem. Qhov no tseem tuaj yeem pab txo qis cov khoom seem, txo cov nqi thiab txhim kho kev ua haujlwm.
Zuag qhia tag nrho, kev siv 7275 ferrosilicon yog qhov tseem ceeb hauv kev tsim cov hlau niaj hnub thiab casting. Nws cov khoom tshwj xeeb ua rau nws muaj ntau yam khoom siv uas tuaj yeem txhim kho qhov zoo thiab kev ua haujlwm ntawm ntau yam khoom hauv ntau yam lag luam. Nws txoj kev siv dav dav kuj tseem txhawb nqa kev loj hlob thiab kev loj hlob ntawm cov kev lag luam no, tsim kom muaj kev ua haujlwm ntau dua thiab kev loj hlob ntawm kev lag luam.
Hauv kev xaus, lub luag haujlwm ntawm 7275 ferrosilicon hauv steelmaking thiab casting tsis tuaj yeem overstated. Nws cov khoom tshwj xeeb ua rau nws yog ib qho khoom siv tsis tseem ceeb hauv kev lag luam niaj hnub tsim, ua rau kev tsim cov khoom zoo thiab kev ua haujlwm siab. Raws li kev siv thev naus laus zis txuas ntxiv mus, nws zoo li kev siv 7275 ferrosilicon tsuas yog txuas ntxiv mus ntxiv thiab nthuav mus rau cov ntawv thov tshiab.
Khoom ntsiab lus
| Ferro silicon code | Tshuaj muaj pes tsawg leeg (%) | |||||
|---|---|---|---|---|---|---|
| Si | Mn | Cr | C | P | S | |
| FeSi75A | 74.0-80.0 | Tsawg dua lossis sib npaug rau 0.4 | Tsawg dua lossis sib npaug rau 0.3 | Tsawg dua los yog sib npaug rau 0.1 | Tsawg dua lossis sib npaug rau 0.035 | Tsawg dua lossis sib npaug rau 0.02 |
| FeSi75B | 72.0-80.0 | Tsawg dua lossis sib npaug rau 0.4 | Tsawg dua lossis sib npaug rau 0.3 | Tsawg dua los yog sib npaug rau 0.1 | Tsawg dua lossis sib npaug rau 0.04 | Tsawg dua lossis sib npaug rau 0.02 |
| FeSi75C ua | 70.0-80.0 | Tsawg dua lossis sib npaug rau 0.5 | Tsawg dua lossis sib npaug rau 0.5 | Tsawg dua lossis sib npaug rau 0.2 | Tsawg dua lossis sib npaug rau 0.04 | Tsawg dua lossis sib npaug rau 0.02 |
| FeSi65 | 65.0-72.0 | Tsawg dua lossis sib npaug rau 0.6 | Tsawg dua lossis sib npaug rau 0.5 | Tsawg dua lossis sib npaug rau 0.2 | Tsawg dua lossis sib npaug rau 0.04 | Tsawg dua lossis sib npaug rau 0.02 |
FAQ
Q: Peb puas tuaj yeem tuaj xyuas koj lub tuam txhab?
A: Tseeb, txais tos txhua lub sijhawm, pom yog kev ntseeg.
Q: Koj puas txais OEM?
A: Yog, peb txais OEM. Nov yog peb qhov tshwj xeeb.
Q: MOQ ntawm kev txiav txim mus sib hais yog dab tsi?
A: Tsis muaj kev txwv, Peb tuaj yeem muab cov lus qhia zoo tshaj plaws thiab cov kev daws teeb meem raws li koj qhov xwm txheej.
Tiv tauj peb
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