Cov khoom siv Si3N4 yog dab tsi?

Tus nqi yog dab tsiferro silicon nitridehnub no?

Ntawm no yog ibCov lus piav qhia hnub no (Lub Cuaj Hli 2024) Tuam Tshoj tus nqi xa tawm ntawm ferro silicon nitride (FSN), suav nrog cov nqe lus ntawm tus nqi, qib khoom lag luam, cov khw muag khoom, thiab cov txiaj ntsig tseem ceeb. Txhua tus nqi yog raws li cov lus nug hauv kev lag luam tam sim no, tus nqi pauv (USD / CNY ≈ 7.3), thiab cov xwm txheej kev lag luam.

Ferro Silicon Nitride (FSN) - Tuam Tshoj Export Nqe Hnub no (Cuaj Hlis 2024)

Tsis muaj.	Qhov chaw / cheeb tsam	Qib / Specification	FOB Tuam Tshoj Chaw nres nkoj (USD / MT)	CIF Destination Chaw nres nkoj (USD / MT)	Hom Chaw Nres Nkoj ntawm Kev Xa Khoom	Tseem ceeb Influences Hnub no
1	Is Nrias teb	Ordinary (Si₃N₄ ≈ 30%, 100 mesh)	1,100 – 1,300	1,250 – 1,450	Tianjin / Qingdao	10-15% ntshuam lub luag haujlwm; ncov steel thov ncej-monsoon
1	Is Nrias teb	High Purity (Si₃N₄ Ntau dua lossis sib npaug rau 50%, 200 mesh)	1,800 – 2,200	1,950 – 2,350	Tianjin / Qingdao	Anti-kev pheej hmoo pov tseg rau siab purity; muaj zog hauv zos thov
2	Nyab Laj	Ib txwm	1,050 – 1,250	1,200 – 1,400	Fangcheng / Shanghai	Tuam Tshoj-ASEAN FTA=0% tariff; nce steel peev xwm hloov
2	Nyab Laj	Siab Purity	1,700 – 2,100	1,850 – 2,250	Fangcheng / Shanghai	Kev thauj khoom luv luv ua kom cov khoom thauj tsawg ($ 50–80 / MT)
3	Lub teb chaws Yelemees	Ib txwm	1,300 – 1,500	1,450 – 1,650	Shanghai / Ningbo	EU los tiv thaiv- pov tseg 5-10% ntawm siab -purity; CE xav tau
3	Lub teb chaws Yelemees	Siab Purity	2,200 – 2,600	2,350 – 2,750	Shanghai / Ningbo	hwm refractories thov; tus nqi logistics siab dua
4	Ltalis	Ib txwm	1,320 – 1,520	1,470 – 1,670	Shanghai / Ningbo	Euro zog thawb tus nqi; CE cim yuav tsum tau
4	Ltalis	Siab Purity	2,250 – 2,650	2,400 – 2,800	Shanghai / Ningbo	High -kawg metallurgy buyers nyiam siab purity
5	Teb chaws USA	Ib txwm	1,400 – 1,600	1,550 – 1,750	Shanghai / Lianyungang	ASTM A144 ua raws; tsis muaj nqi ntxiv; ntev freight
5	Teb chaws USA	Siab Purity	2,400 – 2,800	2,550 – 2,950	Shanghai / Lianyungang	EV roj teeb sector xav tau; hiav txwv freight $200–300/MT
6	Canada	Ib txwm	1,420 – 1,620	1,570 – 1,770	Qingdao / Shanghai	Lub caij ntuj no freight surcharge +10–15%; huv raw khoom xav tau
6	Canada	Siab Purity	2,450 – 2,850	2,600 – 3,000	Qingdao / Shanghai	Refractory upgraded tsav los ntawm ib puag ncig cov cai
7	Saudi Arabia	Ib txwm	1,200 – 1,400	1,350 – 1,550	Qingdao / Shanghai	Lub zeem muag 2030 infra tej yaam num; xoom hauv zos ntau lawm
7	Saudi Arabia	Siab Purity	2,000 – 2,400	2,150 – 2,550	Qingdao / Shanghai	Ntshuam-kev ua lag luam nyob; ruaj khov thov
8	UAE	Ib txwm	1,180 – 1,380	1,330 – 1,530	Shanghai / Ningbo	Re-export hub; GCC tariff - dawb ntawm cov tswv cuab
8	UAE	Siab Purity	1,950 – 2,350	2,100 – 2,500	Shanghai / Ningbo	Cov nqi cuam tshuam los ntawm lub regional re-export thov
9	Brazil	Ib txwm	1,250 – 1,450	1,400 – 1,600	Shanghai / Shenzhen	BRL tsis muaj zog nce nqi av; hlau ore kev lag luam siv
9	Brazil	Siab Purity	2,100 – 2,500	2,250 – 2,650	Shanghai / Shenzhen	Mining sector refractories; freight $120–180/MT
10	Qaib ntxhw	Ib txwm	1,280 – 1,480	1,430 – 1,630	Lianyungang / Shanghai	Steel tso zis #2 nyob teb chaws Europe; Lub luag haujlwm thauj mus los rau Eurasia
10	Qaib ntxhw	Siab Purity	2,150 – 2,550	2,300 – 2,700	Lianyungang / Shanghai	Dub hiav txwv shipping txaus ntshai cuam tshuam freight stability

1. Si₃N₄ Khoom siv yog dab tsi?

Cov ntsiab lus, muaj pes tsawg leeg, thiab cov khoom tseem ceeb ntawm Silicon Nitride

Si₃N₄(silicon nitride) yog ahigh-kev ua tau zoo technical ceramictsim ntawm silicon thiab nitrogen nyob rau hauv ib tug covalent network qauv. Nws muaj nyob rau hauv ntau cov ntaub ntawv siv lead ua, feem ntau-Si₃N₄thiab-Si₃N₄, nrog kev ruaj khov thiab feem ntau siv rau kev siv engineering.

Khoom	Tus nqi / piav qhia
Tshuaj formula	Si₃N₄
Molecular hnyav	140.28 g / mol
Crystal qauv	Hexagonal (thiab theem)
Qhov ntom	3.17–3.30 g / cm³
Hardness	~14–16 GPa (Vickers), Mohs ~ 9
Melting point	Decomposes ~ 1900℃(tsis muaj tseeb melting)
Thermal expansion	Tsawg (~3.2 × 10⁻⁶/K)
Thermal conductivity	20-30 W / (m·K) (kuj siab rau ceramic)
Flexural zog	600-1000 MPa
Fracture toughness	5-7 MPa·m ½

Cov yam ntxwv tseem ceeb

Exceptional hardnessthiab hnav tsis kam.

Zoo heev thermal shock kujvim tsis tshua muaj thermal expansion thiab siab zog ntawm siab kub.

Oxidation tiv tausmus txog ~ 1200-1300℃hauv huab cua.

Lub teebpiv nrog ntau lwm yam kev ua haujlwm siab ceramics.

Zoo tshuaj stability nyob rau hauv corrosive ib puag ncig.

Si₃N₄ yog tsim los ntawmncaj qha nitridation ntawm silicon hmoov, carbothermal txo ntawm silica hauv nitrogen, los yoggas-phase cov tshuaj tiv thaiv(eg, SiCl₄ + NH₃). Cov hmoov ua tau zoo li tus thiab sintered (feem ntau nrog sintering pab zoo li Y₂O₃, MgO) rau hauv cov khoom ze-net lossis complex Cheebtsam.

2. Si₃N₄ siv rau dab tsi?

Muaj thiab Engineering Applications ntawm Silicon Nitride

Ua tsaug rau nws cov khoom sib xyaw tshwj xeeb, Si₃N₄ siv rau hauvkev nyuaj siab, kub kub, thiabhnav-tseem ceebcov ntawv thov thoob plaws ntau qhov kev lag luam.

Kev lag luam	Daim ntawv thov	Yog vim li cas siv Si₃N₄
Automotive	Turbocharger rotors, tso tawm li qub	Lub zog muaj zog, lub teeb yuag, zoo heev tshav kub tsis kam
Cov kabmob	Hybrid thiab tag nrho-ceramic pob / cov menyuam bearings	Kev sib txhuam qis, muaj peev xwm ceev, lub neej ntev
Cov cuab yeej txiav	Inserts rau machining hardened steels, cam khwb cia hlau	High hardness, thermal stability, hnav tsis kam
Hlau ua haujlwm	Vuam pins, nozzles, tuag	Resistance rau thermal cycling thiab corrosion
Electronics	Substrates, spacers, wafer nqa	Hluav taws xob rwb thaiv tsev, siab thermal conductivity
Kho mob	Orthopedic implants, cov cuab yeej phais	Biocompatibility, corrosion kuj, mechanical compatibility
Aerospace	Thaum tshav kub kub engine Cheebtsam, turbine qhov chaw	Qhov hnyav txuag, kev ua haujlwm ntawm qhov kub thiab txias

Qhov zoo ntawm kev siv

Lub neej ua haujlwm ntev duavim hnav thiab thermal kuj.

Ua kom muaj kev ua haujlwm siab dua / kubtshaj hlau nyob rau hauv ntau rooj plaub.

Txo kev txij nkawmthiab downtime hauv cov tshuab tseem ceeb.

Nyob rau hauv kev kho mob implants, nwspob txha zoo li elastic modulustxo kev ntxhov siab shielding.

3. Puas yog Si₃N₄ Insulator?

Cov khoom siv hluav taws xob thiab kev coj ua ntawm Silicon Nitride

Yog lawm,Si₃N₄ yog ib qho hluav taws xob insulator.

Khoom	Tus nqi / Nqe lus piav qhia
Hluav taws xob resistivity	~ 10¹⁴–10¹⁶ Ω·cm (ntawm chav tsev kub)
Dielectric zog	10 ~ 20 kV / hli
Dielectric tsis tu ncua	~ 8-10 (nyob ntawm qhov zaus thiab purity)

Kev piav qhia

Qhov muaj zog covalent Si-N bonds thiab tsis muaj electrons dawb txhais tau tiastsis muaj hluav taws xob tseem ceebtshwm sim nyob rau hauv tej yam kev mob.

Nws coj li ib tugzoo heev hluav taws xob insulatorTxawm nyob rau qhov kub siab (tseem khaws cov khoom pov tseg txog li ~ 600-800℃hauv qee qhov cua).

Nyob rau tib lub sijhawm, nws muajkuj siab thermal conductivityrau ib tug ceramic, ua rau nws muaj nqis nyob qhov twghluav taws xob caisthiabua kom sov dissipationob qho tib si xav tau (piv txwv li, cov khoom siv semiconductor substrates).

Cov kev cuam tshuam

Siv ua ib qhoinsulating tivthaivnyob rau hauv high-voltage thiab high-temperature ib puag ncig.

Zoo tagnrho rauhluav taws xob substratesqhov twg cov cua sov yuav tsum tau muab tshem tawm yam tsis muaj kev tsim hluav taws xob.

Tsis zoo li cov hlau, Si₃N₄ yuav tsis ua tam sim no, tiv thaiv luv luv hauv cov khoom siv rhiab.

Xaus:Si₃N₄ is azoo hluav taws xob insulator nrog siab thermal conductivity - ib qho tsis tshua muaj thiab muaj txiaj ntsig ua ke rau kev siv engineering siab heev.

Mus saibhttps://www.metal-alloy.com/kom paub ntau ntxiv txog cov khoom. Yog tias koj xav paub ntau ntxiv txog tus nqi khoom lossis xav tau kev yuav khoom, thov emailmarket@zanewmetal.com. Peb yuav tau rov qab rau koj sai li sai tau thaum peb pom koj cov lus.

Tau txais ib nqe lus Hnub no

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Peb muaj lub hauv paus ruaj khov thiab tus neeg siv khoom- tsom ntsoov rau kev pabcuam. Peb cov khoom raug xa tawm mus rau Tebchaws Europe, Asia, Africa, Australia, thiab South America, tau txais kev txaus siab rau cov neeg siv khoom.
Tsis tas li ntawd, peb muaj cov kws tshaj lij R & D thiab pab pawg muag khoom, nrog rau peb tus kheej lub Hoobkas thiab chav kuaj.
Txhua batch ntawm cov khoom tau soj ntsuam nruj heev los ntawm peb pab neeg tswj kom zoo.
Tom qab dhau ib qho kev xeem, peb cov khoom raug xa mus rau cov neeg siv khoom, ua kom muaj kev ruaj ntseg zoo.
Peb muab cov khoom customized nrog cov ntsiab lus sib txawv, cov qauv, thiab cov lus qhia tshwj xeeb raws li cov neeg siv khoom xav tau.

• Cov nqi sib tw
• Cov khoom lag luam hauv ntau qhov tshwj xeeb
• Ntau xyoo ntawm kev tsim khoom thiab kev xa tawm
• Mature R&D thiab pab pawg soj ntsuam zoo kom ruaj khov thiab zoo

Kev Pabcuam 24-teev Online
• Cov lus nug yuav teb rau hauv 2 teev.
• Lub sijhawm xa khoom sai tshaj plaws.
• Cov txheej txheem nyias nyias- tsom xam zaj duab xis, khoom siv, thiab teeb meem- daws cov kev pabcuam thaum txheej txheej txheej txheej.
• R&D cov kev pab cuam rau customized evaporation cov ntaub ntawv tshiab.
• ISO 9001: 2008 thiab SGS tau ntawv pov thawj; purity kuaj thiab thauj khoom nyab xeeb.

ib - nres kev daws teeb meem

pab neeg tshaj lij

siab zoo

Cov khoom siv Si3N4 yog dab tsi?

Tus nqi yog dab tsiferro silicon nitridehnub no?

Ferro Silicon Nitride (FSN) - Tuam Tshoj Export Nqe Hnub no (Cuaj Hlis 2024)

1. Si₃N₄ Khoom siv yog dab tsi?​

2. Si₃N₄ siv rau dab tsi?​

3. Puas yog Si₃N₄ Insulator?​

1. Si₃N₄ Khoom siv yog dab tsi?

2. Si₃N₄ siv rau dab tsi?

3. Puas yog Si₃N₄ Insulator?