Cov chaw thov ntawm cov pa roj carlicon

 

Steelmaking kev lag luam

Deoxidation

Mechanism: rov qab nrog oxygen los ua cov sio₂, txo cov pa hluav taws xob

Qhov zoo tshaj ferrosilicon:

Kev ua haujlwm siab dua (20-30} kev fab tshuaj sai sai dua)

Txo cov nqi ntau lawm (15-20% txuag)

Cov Qauv Thov:

Cov Hlau Ntau Lawm

Alloy Hlau Raug

Alloying Tus Neeg Sawv Cev

Muaj nuj nqi: txhim kho cov khoom siv kho tshuab

Cov txiaj ntsig tseem ceeb:

Nce hardness (HRC +3-5 cov ntsiab lus)

Txhim kho corrosion tsis kam

Boosts tensile lub zog (10-15% txhim kho)

Carburization

Cov yam ntxwv txheej txheem:

Ntau ruaj khov carbon ntxiv dua graphite

Cov nqi nqus tau zoo (85-92% vs 70-80% rau graphite)

Qhov zoo rau:

Modd-Carbon Steel Ntau Lawm

Caij Nplooj Ntoos Hlav Hlau Raug

 

CIA MAACK NTAU LAWM

Kev Tshaj Tawm Kev Tshaj Tawm

Cov Teeb Meem:

Nce graphite nodule suav los ntawm 20-30%

Txhim kho thermal conductivity (15-20% txhim kho)

Kev Lag Luam Kev Lag Luam:

Lub Cav Thaiv Casting

Yeeb Nkab Fitting Manufacturing

Txhim Kho Kom Zoo Dua

Cov txiaj ntsig tau zoo:

Txo cov shrinkage tsis xws luag los ntawm 30-40%

Txhim kho tshuabsab (cuab yeej lub neej txuas ntxiv los ntawm 25%)

 

Silicon Carbide Ntau Lawm

Txheej txheem tsim khoom:

Acheson rauv taws teststis

Kev hloov pauv ncaj qha: 85-90%

Kawg Khoom:

Abrasive nplej (60-80 mesh)

Refractory bricks (SiC content >90%)

Advanced Ceramics

Cov Qauv Thov:

Kiln rooj tog

Cov Cuab Yeej Ballistic Txheej Txheem

Cov Khoom Siv Ua Khoom Siv Ua

 

Kev Lag Luam Semiconduct

Kev siv hauv:

Silicon Carbide Wafer Ntau Lawm

Lub Hwjchim Electronics Cheebtsam

Cov txiaj ntsig kev ua haujlwm:

Ntau dua thermal conductivity (3 × silicon)

Zoo dua kev rhuav tshem voltage tus yam ntxwv

 

Lub Zog Hluav Taws Xob Hluav Taws Xob Tshiab

Daim ntawv thov photovoltaic

Lub luag haujlwm hauv:

Hnub Ci Cell Raug

PV Txheej Txheem Cheebtsam

Cov txiaj ntsig tau zoo:

Siab dua Kub Kuj

Txhim kho lub zog hloov zuj zus

Lub Zog Cia

Daim ntaub ntawv thov roj teeb:

Anode cov khoom siv rau LI-ION roj teeb

Thermal Kev Tswj Xyuas Cov Khoom Siv

 

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