Welcome to LookChem.com Sign In|Join Free
  • or


Post Buying Request

409-21-2 Suppliers

Recommended suppliersmore

Product FOB Price Min.Order Supply Ability Supplier
Silicon carbide
Cas No: 409-21-2
No Data 1 Metric Ton 120,000 Metric Ton/Year Beijing Entrepreneur Science & Trading Co.,ltd Contact Supplier
Silicon carbide Manufacturer/High quality/Best price/In stock
Cas No: 409-21-2
USD $ 3.0-3.0 / Kilogram 1 Kilogram 1-100 Metric Ton/Month Hangzhou Dayangchem Co., Ltd. Contact Supplier
High purity Various Specifications Silicon Carbide (Black) CAS:409-21-2
Cas No: 409-21-2
USD $ 100.0-500.0 / Gram 1 Gram 99999 Gram/Year Hangzhou Dingyan Chem Co., Ltd Contact Supplier
Silicon carbide CSi CAS 409-21-2 In stock
Cas No: 409-21-2
USD $ 1.0-1.0 / Metric Ton 1 Metric Ton 5 Metric Ton/Day Chemwill Asia Co., Ltd. Contact Supplier
High quality Silicon Carbide (Black) supplier in China
Cas No: 409-21-2
No Data No Data No Data Simagchem Corporation Contact Supplier
TIANFU-CHEM CAS:409-21-2 Silicon carbide
Cas No: 409-21-2
No Data 1 Gram 1 Metric Ton/Day Henan Tianfu Chemical Co., Ltd. Contact Supplier
Silicon carbide CAS NO.409-21-2
Cas No: 409-21-2
USD $ 1000.0-1000.0 / Kilogram 1 Kilogram 100 Gram/Day Weifang Tansen Yiang international trading co., LTD Contact Supplier
Silicon carbide CAS NO.409-21-2
Cas No: 409-21-2
No Data 10 Gram 1000 Metric Ton/Month Hubei Jusheng Technology Co., Ltd., Contact Supplier
Silicon carbide CAS NO.409-21-2 CAS NO.409-21-2
Cas No: 409-21-2
No Data 10 Gram 100 Kilogram/Week Jilin Tely Imp.& Exp.Co., Ltd. Contact Supplier
99% Silicon carbide Manufacturer 409-21-2
Cas No: 409-21-2
USD $ 100.0-150.0 / Kilogram 1 Kilogram 1000 Metric Ton/Day Wuhan Monad Medicine Tech Co.,LTD Contact Supplier

409-21-2 Usage

Reactivity Profile

Silicon carbide is non-combustible. Generally unreactive. Soluble in molten alkalis (NaOH, KOH) and in molten iron.



Chemical Properties

light grey powder


Industry Application Role/benefit
Abrasive machining processes Processing of glass, ceramic, stone, refractory, hard alloy, etc. Abrasive and cutting tools/durability and low cost
Electronic Light-emitting diodes Component/electroluminescence property
Semiconductor devices Component/has wide forbidden band (2.86 EV) and p and n two conductive types
Electric systems Gapped SiC lightning arresters Resistance/voltage-dependent property
Sic switches and SiC Schottky diodes Raw material/anti high-temperature and high-voltage properties
Ceramics Hard ceramics used for composite armor, bulletproof vests, etc. Raw material/low density and high strength
Temperature ceramics Raw material/has high intensity at High temperature
Astronomy Astronomical telescopes Mirror material/low thermal expansion coefficient, high hardness, rigidity and thermal conductivity
Aerospace Gas filter and combustion chamber nozzle Raw material/anti high-temperature property
Silicon carbide fibre Reinforcing of metal,resin,alloy,glass,etc. Reinforcing material/helps to improve all kinds of features
Heat shield material, high temperature filter cloth and conveyor belt Raw material/anti high-temperature property
Automobile Brake discs Ingredient/helps to increase temperature resistance
Sintered form for diesel particulate filters Ingredient/anti high-temperature property
Oil additive Helps to educe friction, emissions, and harmonics
Carbon Graphene production Raw material
Manufacture of biochar Coating material/helps to improve the Hardness, strength and wear resistance
Alchemy blast furnace brick Raw material/anti high-temperature property
Graphite electrode production Coating component/increase the coating capacity of rapid temperature change
Others Thin filament pyrometry Filament material/anti high-temperature property
Nuclear fuel particles Ingredient/anti high-temperature property
Nuclear fuel cladding
Synthetic moissanite gemstone Raw material/similar to diamond in several important respects
Steel production Additional fuel/allows the furnace to process more scrap with the same charge of hot metal
Catalyst support Support material/large surface area
Carborundum printmaking Paste material for ink plate


Silicon carbide is widely used as an abrasive in grinding and cutting glasses; in polishing glass and sharpening stones. It is used in the manufacture of porcelain, refractory brick, furnace linings, and emery paper. The compound also is used in semiconductor technology.

General Description

Yellow to green to bluish-black, iridescent crystals. Sublimes with decomposition at 2700°C. Density 3.21 g cm-3. Insoluble in water. Soluble in molten alkalis (NaOH, KOH) and molten iron.

409-21-2 Well-known Company Product Price

Brand (Code)Product description CAS number Packaging Price Detail
Aldrich (357391)  Siliconcarbide  −400 mesh particle size, ≥97.5% 409-21-2 357391-1KG 1,254.24CNY Detail
Aldrich (357391)  Siliconcarbide  −400 mesh particle size, ≥97.5% 409-21-2 357391-250G 437.58CNY Detail
Aldrich (378097)  Siliconcarbide  200-450 mesh particle size 409-21-2 378097-1KG 1,648.53CNY Detail
Aldrich (378097)  Siliconcarbide  200-450 mesh particle size 409-21-2 378097-250G 573.30CNY Detail
Aldrich (776742)  Siliconcarbide  nanofiber, D <2.5 μm, L/D ≥ 20, 98% trace metals basis 409-21-2 776742-25G 1,763.19CNY Detail
Aldrich (594911)  Siliconcarbide  nanopowder, <100 nm particle size 409-21-2 594911-250G 11,272.95CNY Detail
Aldrich (594911)  Siliconcarbide  nanopowder, <100 nm particle size 409-21-2 594911-100G 6,154.20CNY Detail
Alfa Aesar (36265)  Silicon carbide, 99.5% (metals basis)    409-21-2 250g 5890.0CNY Detail
Alfa Aesar (36265)  Silicon carbide, 99.5% (metals basis)    409-21-2 50g 1785.0CNY Detail
Alfa Aesar (36265)  Silicon carbide, 99.5% (metals basis)    409-21-2 10g 441.0CNY Detail
Alfa Aesar (38787)  Silicon carbide whiskers, 99% (metals basis)    409-21-2 250g 4619.0CNY Detail
Alfa Aesar (38787)  Silicon carbide whiskers, 99% (metals basis)    409-21-2 50g 1290.0CNY Detail



According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 13, 2017

Revision Date: Aug 13, 2017


1.1 GHS Product identifier

Product name silicon carbide

1.2 Other means of identification

Product number -
Other names uf15

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:409-21-2 SDS

Please post your buying leads,so that our qualified suppliers will soon contact you!

*Required Fields