Tuam Tshoj tsim 36,600 t ntawmSilicon{0}}Calciumnyob rau hauv H1 2026, nqis los ntawm 45,000 t nyob rau tib ib nrab ntawm 2025, raws li qhov nruab nrab kev khiav hauj lwm tus nqi poob los ntawm 66.67% mus rau 56.11% (Tychains, 1 Lub Xya hli ntuj 2026). Softer mov tsis yooj yim rau kev txiav txim siab tshwj xeeb. Ob tsev neeg tswj xyuas cov lus nug -Silicon{0}}Calcium rau steelmakingthiabSilicon{0}}Calcium rau casting- niaj hnub hais nyob rau hauv tib lub npe qeb, tseem coj txawv txawv nyob rau hauv lub ladle thiab hauv pwm.
- Ca 30 Si 60yog lub workhorse rau ladle deoxidation;Ca 28 Si55dominates ductile-hlau inoculation thiab cored-wire xyaum.
- Cov qib granular thiab hmoov yog kwv yees li ntawm 25-35% ntawm kev noj hauv Suav teb (IndexBox, 2026).
- Tsawg-aluminium thiab qis- cov qib carbon muaj 15-25% premium tshaj cov khoom siv.
- Tuam Tshoj tuav 60-70% ntawm lub peev xwm thoob ntiaj teb; Q3 2026 tus nqi xa tawm tau piav qhia tias ruaj khov rau kev poob qis (Price-Saib, 2026).
Cov npe qib txhais li cas - thiab qhov twg lawv tau rov qab
Lub rooj sib tham ncaj nraim: daim duab tom qab Ca yog cov ntsiab lus calcium, daim duab tom qab Si yog cov ntsiab lus silicon.Ca 30 Si 60yog nominally 30% calcium thiab 60% silicon, sib npaug hlau. Ca28Si55 yog 28% calcium thiab 55% silicon. Qhov ntawd tsim nyog hais meej, vim tias ntau nplooj ntawv xa khoom hloov pauv cov lej thiab tshaj tawm "60% Ca / 30% Si". Tsis muaj kev lag luamSilicon Calcium alloyyog muag ntawm 60% calcium - cov hlau yuav yog pyrophoric, thiab theem chemistry tsis txhawb nws.
Anchor specifications rau identifiers es tsis yog lub npe lag luam.Silicon{0}}Calcium hlauzaum hauv HS nqe lus 7202.99; Tuam Tshoj tus export code yog 72029990 thiab US HTS yog 7202.99.20.00, dutiable ntawm 5% dav. CAS: 12013-55-7. Tshaj tawm ib txoj cai kev lis kev cai nrog rau chemistry tshem tawm feem ntau ntawm qhov tsis meej pem hauv kev txiav txim hla ciam teb.
Steelmaking: deoxidation thiab suav nrog hloov kho
Silicon{0}}Calcium rau steelmakingua ob txoj haujlwm feem ntau piav raws li ib qho. Calcium thiab silicon ob leeg muaj affinity siab rau oxygen, yog li cov hlau strips yaj oxygen los ntawm yaj. Calcium ces hloov cov inclusions, converting hard alumina mus rau softer calcium aluminates uas nyob twj ywm kua ntawm dov kub thiab deform es tsis txhob tawg mus rau hauv stringers.
Kev rov zoo nyob ntawm txoj kev txhaj tshuaj
Ca30Si60 pob yog cov txheej txheem pub rau ladle kho, ntxiv tom qab ua ntej txhuas lossis silicon tua. Rov qab viav vias ntau dua nrog txoj kev xa khoom dua li nrog cov ntawv qib - plunging thiab cored- hlau txhaj tuaj yeem rov qab ob npaug ntawm qhov rov qab ntawm qhov yooj yim sab saum toj ntxiv. Tib chemistry yog li ntawd ua tau txawv heev nyob rau hauv ob lub nroj tsuag, uas yog feem ntau yog vim li cas buyers sib piv cov ntawv pov thawj zoo tib yam thiab tau txais cov txiaj ntsig tsis zoo ib yam.
Vim li cas qis - qib aluminium muaj nyob, thiab dab tsi tsav nqi
Hauv kev huv huv - hlau thiab qee txoj hauv HSLA, cov txhuas seem ntawm cov deoxidiser yog nws tus kheej qhov teeb meem suav nrog. Tsawg-aluminiumindustrial silicon{0}}Calciumteb tias ntawm tus nqi: 15–25% siab dua cov khoom siv (IndexBox, 2026). Hluav taws xob yog cov kab loj tshaj plaws nyob rau hauv calcium -silicon rauv, ntawm kwv yees li 35-45% ntawm cov nqi nyiaj ntsuab (IndexBox, 2026), uas yog vim li cas Suav cov khoom tsim tawm thiab cov nqi taug qab cov nqi hluav taws xob raws caij nyoog ntau dua li lawv cov kev xav tau steel.
Foundry: inoculation ntawm ductile hlau
Nyob rau hauv lub foundry,Silicon{0}}Calcium rau castingNws yog ib qho inoculant, tsis yog deoxidizer. Ntxiv rau ductile (nodular) hlau nws txhawb nqa graphite nucleation, nce nodule suav thiab txo qis txias thiab carbides. Ca28Si55 yog qhov kev xaiv zoo tshaj plaws, vim tias cov calcium uas qis dua haum rau qhov tsis muaj qhov cuam tshuam tsis zoo uas ua rau muaj hluav taws kub hnyiab thiab fume ntawm cov kab ntws. Ferroglobe PLC, Elkem ASA, Nyiv Hlau & Tshuaj, Anyang Wanhua Hlau Khoom, Henan Star Metallurgy Khoom, Sab hauv Mongolia Xinda Industrial thiab Dongte Cov Khoom Tshiab Txhua Yam Khoom Siv rau hauv ntu no.
Daim ntawv tseem ceeb npaum li chemistry. Cov qib granular thiab hmoov yog kwv yees li 25-35% ntawm Suav cov khoom noj hauv tsev (IndexBox, 2026), ib qho kev qhia txog kev txav mus rau cored- hlau thiab meej ntxiv. Lub chaw tsim khoom hloov pauv los ntawm lub ladle ntxiv rau cov xaim pub mis yog yuav cov khoom sib txawv, txawm tias daim ntawv pov thawj tsis hloov pauv.
Ib lub txee- saib, thiab ib qho lus ceeb toom txog cov ntaub ntawv
Cov lus sib cav uas paub tias cov khoom lag luam nruj dua Suav yuav tsum nqa tus nqi xa tawm tsis muaj sia nyob ntawm tus nqi sau tseg. Tuam Tshoj FOB Shanghai cov nqi xa tawm tau nce 3.40% lub quarter-ntawm-lub quarter hauv Q1 2026 thiab 2.36% hauv Q2, tab sis Nqe-Saib (2026) hu Q3 ruaj khov rau poob ntawm Ca30% min / Si60% min hauv paus. Kev qhuab qhia muab khoom tau xoob dua li cov xov xwm kev ua haujlwm tau hais tseg.
Cov ntaub ntawv xav tau kev saib xyuas thiab. IndexBox (2026) tso Suav peev xwm ntawm kwv yees li 550,000–650,000 t / xyoo nrog kev siv ntawm 70–80%; Tychains (1 Lub Xya Hli 2026) qhia txog 56.11% H1 kev khiav haujlwm. Cov no tsis yog qhov ntsuas tib yam - ib qho yog qhov peev xwm txhua xyoo-raws li kev kwv yees, lwm qhov kev ntsuas ntsuas hluav taws xob thoob plaws rau lub hlis - thiab yuav tsum tsis txhob siv ib leeg los ua daim ntawv cog lus loj.
Cov qauv kev yuav khoom hauv cheeb tsam thiab kev sib txhuam kev lag luam
North America.Cov neeg yuav khoom ua haujlwm rau HTS 7202.99.20.00 nrog 5% lub luag haujlwm dav dav, ntxiv rau Tshooj 301 tariffs ntawm Suav - cov khoom hauv paus. Foundry thov tau ruaj khov dua li qhov xav tau steel, thiab qis- qib aluminium txav tau zoo tshaj plaws.
European Union.CBAM cov cai tseem ceeb pib txij lub Ib Hlis 1, 2026; kev muag khoom daim ntawv pov thawj qhib 1 Lub Ob Hlis 2027 thiab thawj qhov kev tshaj tawm thiab kev tso npe poob rau lub Cuaj Hlis 30, 2027 (KPMG/PwC, 2026). Ib qho 50 t de minimis siv rau ib tus neeg xa khoom hauv ib xyoos, yog li ntau lub chaw tsim khoom me tsis muaj daim ntawv pov thawj lub luag haujlwm txhua. Ferroglobe tshaj tawm kwv yees kwv yees li 20% nthuav dav ntawm European siab - muaj peev xwm purity nyob rau lub Ib Hlis 2025.
Southeast Asia.Indonesia, Nyab Laj thiab Thaib teb yog zaj dab neeg kev loj hlob, nrog steel thiab foundry muaj peev xwm nthuav. Chaw nres nkoj congestion nyob rau hauv Jakarta thiab Ho Chi Minh City ntxiv lead ua tiag tiag - lub sij hawm txaus ntshai, thiab Indonesian lub zos - cov ntsiab lus cov cai thawb steel buyers mus rau lub regional khoom rau ib feem ntawm lub pob tawb.
Middle East.Saudi thiab UAE steel nthuav dav txuas ntxiv, nrog Jebel Ali ua lub chaw xa rov qab rau Gulf. Kub- huab cua ntim tsis yog qhov nthuav dav - noo noo ingress degrades hmoov qib, yog li lined thiab kaw nruas yog qhov tseem ceeb.
Kazakhstan thiab CIS.Kev them nyiaj thiab kev tuav pov hwm kev sib txhuam tseem muaj. Kev lag luam feem ntau tam sim no tau dhau los ntawm thib peb - lub teb chaws intermediaries, lengthening kev sib hais haum thiab complicating keeb kwm ntaub ntawv.
South America.Brazil thiab Argentina yuav steel thiab pib-casting. Mercosur tariffs thiab kev lis kev cai qeeb ntxiv ob mus rau plaub lub lis piam, yog li cov neeg yuav khoom muaj xaj ntau dua, tsawg dua.
Kev ua lag luam- qhov kev cia siab sib piv los ntawm qib
Tsib specifications npog feem ntau cov lus nug lag luam. Kho lub rooj ua lub hauv paus pib rau koj tus kheej kev tshuaj xyuas metallurgical, tsis yog xaiv.
| Qib | Hom muaj pes tsawg leeg | Kev siv thawj zaug | Particle daim ntawv | kwv tij hwm | 2026 kev xav |
|---|---|---|---|---|---|
| Ca30Si60 ib | ~ 30% Ca / 60% Si, sib npaug Fe | Ladle deoxidation, suav nrog kev hloov kho | 10-50 mm | Baseline siv | Tsis tu ncua; khi rau tus nqi zog |
| Ca28Si55 ua | 28% Ca / 55% Si, sib npaug Fe | Ductile-hlau inoculation, theem nrab steel kho | 10-50 mm | Hauv paus rau +5% (est.) | Foundry- coj, khov kho |
| Tsawg-aluminium / qis-carbon premium | Al feem ntau Tsawg dua lossis sib npaug li 0.5-1.0%, qis C | Cov hlau huv huv, HSLA, siab -purity foundry | Pob los yog granulate | +15–25% (xws li.) | Qhov zoo tshaj plaws txheeb ze kev txhawb nqa |
| Granular / hmoov (hlau- pub) | Tib chemistry, qhov luaj li cas txiav | Ntxiv meej, qhov rov qab poob qis | 0.2-3 hli | +10–20% (xws li.) | Loj hlob nrog xaim - pub rau kev saws me nyuam |
| Cored - hlau muab tub lim | Matched rau hlau specification | Kev txhaj tshuaj tob, kev kho calcium | Fine, 0.1-2 mm | +20–30% (xws li.) | Niche tab sis hwm - nqi |
Cov lus sau npe: cov nqi them nqi yog kwv yees los ntawm IndexBox (2026) cov lus qhia ntawm qis-aluminium thiab qis- cov qib carbon ntxiv rau cov lus qhia kev lag luam, tsis tau tshaj tawm cov nqi cog lus. 2026 txoj kev saib kab ke yog kev txiav txim siab txog kev xav tau ntawm tus txheeb ze, tsis yog tus nqi kwv yees.
Peb yuav tsis muab cov lus pom zoo rau qib universal. Qhov tseebSilicon{0}}Calciumspecification nyob ntawm koj cov txheej txheem, koj txoj kev sib ntxiv, koj lub hom phiaj suav nrog thiab koj qhov nyiaj tshuav ntau. Ib tsob nroj uas siv cov nyiaj txhuas nruj thiab cov nroj tsuag ua haujlwm siab - txias nyias- phab ntsa casting kab tuaj yeem yog ob qho tib si, nrog kev xaiv sib txawv.
Cov lus nug nquag
Dab tsi yog qhov txawv ntawm Ca30Si60 thiab Ca28Si55 Silicon-Calcium?
Ca30Si60 yog nominally 30% calcium thiab 60% silicon, sib npaug hlau; Ca28Si55 yog nominally 28% calcium thiab 55% silicon. Qhov sib txawv zoo li me me tab sis tseem ceeb hauv kev xyaum - qib siab dua -calcium qib reacts ntau aggressively thiab suits ladle deoxidation, thaum qis dua -calcium qib ua hauj lwm zoo nyob rau hauv inoculation thiab cored{12}}wire ua hauj lwm. Ob leeg zaum hauv HS 7202.99.
Silicon-Calcium qib twg yog qhov zoo tshaj rau steel deoxidation?
Ca30Si60 pob yog qhov pib taw qhia rau ladle deoxidation thiab suav nrog kev hloov pauv. Yog tias koj txoj kev nkag mus rau cov khoom seem ntawm aluminium, qis-aluminium lossis qis-carbonindustrial silicon{0}}Calciumhaum zoo dua, ntawm 15-25% hwm. Kev rov qab los nyob ntawm seb cov hlau xa tawm li cas tshaj li ntawm daim ntawv qhia qib, yog li kev sim plunging lossis xaim pub noj ua ntej them nqi chemistry.
Qib twg yuav tsum tau siv lub hauv paus rau inoculation ntawm ductile hlau?
Ca28Si55 yog cov pa inoculant rau ductile hlau, muab los ua pob rau ladle ntxiv lossis ua granular muab tub lim rau cored hlau. Cov ntsiab lus calcium uas qis dua txo qhov flare thiab fume thaum tseem txhawb nqa graphite nucleation thiab nce nodule suav. Rau siab- ntu txias lossis phab ntsa nyias, sib tham txog barium- lossis tsis tshua muaj -lub ntiaj teb- bearing inoculant es tsis nce cov ntsiab lus calcium.
Puas yog cov ntsiab lus calcium ntau dua ib txwm txhais tau tias kev ua haujlwm zoo dua?
Tsis yog. Calcium cov ntsiab lus yog ib qho sib txawv ntawm ob peb. Tshaj ib theem ntawm cov hlau ua ntau reactive, rov qab ntog, thiab fume thiab flare nce, tshwj xeeb tshaj yog nyob rau hauv foundry inoculation. Hauv cov hlau, cov calcium ntau dhau tuaj yeem tawm hauv cov khoom uas tsis tau ua tiav los yog thawb cov koom nrog sab nraum cov kua dej uas xav tau. Teem calcium qib tawm tsam koj cov txheej txheem thiab cov phiaj xwm suav nrog, tsis yog txoj cai "ntau dua yog qhov zoo dua".
Kuv yuav tsum qhia qhov loj npaum li cas rau xaim - pub Silicon -Calcium?
Cored-wire fillers feem ntau loj li ntawm 0.1 hli thiab 2 hli, sib phim rau txoj kab uas hla thiab pub tus nqi. Coarse pob yuav tsis pub kev ntseeg siab; Cov hmoov zoo heev tuaj yeem txuas rau hauv lub hopper thiab cais tawm. Nug rau kev tshuaj xyuas sieve ntau dua li qhov nominal loj, thiab paub meej tias cov ntsiab lus noo noo. Cov qib granular feem ntau hais ntawm 0.2-3 mm.
Tsawg-aluminium Silicon-Calcium txawv li qib txheem li cas?
Cov qib txheem zam ob peb feem pua ntawm txhuas, tsis muaj teeb meem hauv ntau txoj kev hlau. Tsawg- qib aluminium tuav aluminium feem ntau ntawm lossis qis dua 0.5-1.0% thiab ua ke nrog cov pa roj carbon tsawg kom huv si - steel, HSLA thiab siab- purity foundry ua hauj lwm, qhov seem txhuas yog nws tus kheej cov teeb meem suav nrog. Kev lag luam tawm - tawm yog tus nqi: 15-25% siab dua cov khoom siv (IndexBox, 2026).
Ib qho Silicon-Calcium qib tuaj yeem ua haujlwm rau steelmaking thiab casting?
Ib nrab. Ca30Si60 pob tuaj yeem deoxidise steel thiab, hauv qee qhov chaw tsim khoom, ua raws li cov khoom siv tsis zoo, tab sis nws tsis zoo rau ob qho tib si ntawm tib qhov chaw. Inoculation khoom plig txo qis calcium thiab tswj particle loj; deoxidation khoom plig reactivity thiab huv si so. Feem ntau cov nroj tsuag khiav ob qho tib si khaws ob qhov tshwj xeeb ntawm lub txee. Paub meej nrog koj tus kws kho mob metallurgist ua ntej sib sau ua ke.
Summary and 2026 outlook
Tuam Tshoj tseem muaj kwv yees li 60-70% ntawm lub ntiaj tebSilicon{0}}Calciummuaj peev xwm ntau lawm (IndexBox, 2026), thiab qhov concentration yuav tsis so sai sai. Tus H2 2026 tus nqi kwv yees nyob hauv tsev nyob qis dua 9,000 RMB / t (Tychains, 1 Lub Xya Hli 2026), thaum cov nqi xa tawm ntawm Ca30% min / Si60% min hauv qab tau piav qhia tias ruaj khov rau qis qis rau Q3 (Price-Saib, 2026). Kev thov tau hloov mus rau qhov zoo dua, huv dua thiab qis dua - cov khoom siv aluminium es tsis yog mus rau ntau dua tonnage.
Ob tug ncaj ncees ciam teb. Peb tsis tshaj tawm tus nqi kwv yees, thiab cov kev pom zoo saum toj no yog cov txheeb ze - thov kev txiav txim, tsis yog kev kwv yees. Peb kuj tsis tuaj yeem hais tias qib twg koj yuav tsum yuav yam tsis paub koj lub qhov cub, koj txoj kev txhaj tshuaj thiab koj qhov kev qhia tshwj xeeb -ntiaj teb no Silicon{0}}Calcium marketyog qhov dav txaus tias qib zoo tshaj plaws rau ib tsob nroj yog qhov tsis ncaj ncees rau lwm tus.
Zanew Hlau muaj ntau tshaj 30 xyoo ntawm kev tsim khoom hauv ferroalloys thiab xa tawm mus rau ntau tshaj 100 lub teb chaws. Raws li ib tugTuam Tshoj Silicon{0}}Calcium tsum, peb ua haujlwm los ntawm peb lub hauv paus ntawm 25th Floor, Huafu Commercial Center, Wenfeng District, Anyang City, Henan Province, thiab tuav cov ntaub ntawv kev thov ntawm sales@zanewmetal.com.
Xa koj cov lus qhia tshwj xeeb - chemistry, qhov loj me, ntim thiab lub hom phiaj chaw nres nkoj - thiab peb yuav paub meej tias qhov kev tsim khoom tam sim no tuaj yeem muab tau, nrog daim ntawv pov thawj ntawm kev tshuaj xyuas thiab lub sijhawm ua haujlwm tiag tiag. Yog tias ib qib koj tau raug hais tsis zoo, xa daim ntawv pov thawj thiab peb yuav qhia koj tias nws yog dab tsi.
Yog tias koj muaj lus nug txog kev lag luam lossis kev xav tau kev pab txogSilicon{0}}Calcium, thov mus saib peb nplooj ntawv tiv toj:Tiv tauj peb