Of silicon
Carbides, whether or not chemically defined. > Of silicon > Of silicon
Duty Rate (from China)
Products classified under Tariff item 2849.20.00.00
Black Silicon Carbide Crude Chunks
Black crude silicon carbide chunks from the Acheson furnace process, with irregular shapes and over 97% SiC content. These are unrefined, chemically defined silicon carbide, falling squarely under tariff item 2849.20.00 for carbides of silicon.
2849.20.00Black Silicon Carbide Grain 16/30 Mesh for Steel Deoxidation
Black silicon carbide grains sized 16/30 mesh, used in steelmaking for deoxidation and slag conditioning. These ground grains are refined silicon carbide, classifiable under tariff item 2849.20.00.
2849.20.00Crude Silicon Carbide (SiC) Lumps
Crude silicon carbide lumps produced by high-temperature reaction of silica sand and carbon, used mainly as abrasive raw material. These unrefined lumps are chemically defined silicon carbide, classifiable under tariff item 2849.20.00.
2849.20.00Ferrosilicon Carbide Crude Briquettes
Crude ferrosilicon carbide briquettes from smelting, containing silicon carbide with iron impurities. These are crude silicon carbide forms, classifiable under tariff item 2849.20.00 as carbides of silicon, despite iron content.
2849.20.00Ferro-Silicon Carbide Grain 24/48 Mesh
Ferro-silicon carbide in granular form with 24/48 mesh, chemically defined as silicon carbide with iron additives, used as abrasive and deoxidizer. These grains are refined silicon carbide, fitting tariff item 2849.20.00.
2849.20.00Green Silicon Carbide Crude Nuggets
Green silicon carbide crude nuggets made with petroleum coke, offering higher purity for specialty uses. These unrefined nuggets are chemically defined silicon carbide, fitting tariff item 2849.20.00.
2849.20.00Green Silicon Carbide Micronized Powder 1200 Mesh
Green silicon carbide micronized to 1200 mesh, produced via Acheson process with higher purity, ideal for bonded abrasives and refractories. This pulverized form is refined silicon carbide, classifiable under tariff item 2849.20.00.
2849.20.00High Purity SiC Powder for Sintered Ceramics
High purity alpha silicon carbide powder for pressureless sintering into advanced ceramics. This pulverized, chemically defined silicon carbide is refined for technical ceramics, falling under tariff item 2849.20.00.
2849.20.00Metallurgical Grade Crude SiC Lumps
Metallurgical grade crude silicon carbide lumps with 85-90% SiC, used for recarburizing in steel production. These crude lumps are chemically defined silicon carbide, classifiable under tariff item 2849.20.00.
2849.20.00Recrystallized Silicon Carbide Powder 500 Mesh
Recrystallized silicon carbide powder at 500 mesh for specialty refractories and kiln furniture. This pulverized, chemically defined silicon carbide is refined through high-temperature purification, classifiable under tariff item 2849.20.00.
2849.20.00SiC 1200F Fine Powder for Wire Sawing
SiC 1200F fine powder optimized for slurry in diamond wire sawing of silicon wafers. This refined, pulverized silicon carbide has high friability for cutting applications, fitting tariff item 2849.20.00.
2849.20.00SiC Abrasive Grain 80 Grit Ground
Silicon carbide abrasive grains at 80 grit, ground for use in resinoid grinding wheels and coated abrasives. These refined, ground grains are chemically defined silicon carbide, classifiable under tariff item 2849.20.00.
2849.20.00Silicon Carbide Crude Furnace Tap
Direct furnace-tapped crude silicon carbide in molten-poured lump form, unrefined with impurities. This crude form is chemically defined silicon carbide, falling under tariff item 2849.20.00.
2849.20.00Silicon Carbide Desulfurizer Grain 10-40mm
Silicon carbide grains sized 10-40mm used as desulfurizer in molten iron treatment. These ground or refined silicon carbide grains are chemically defined, falling under tariff item 2849.20.00.
2849.20.00Silicon Carbide Fused Powder 325 Mesh Refractory Grade
Fused silicon carbide powder at 325 mesh, designed for high-temperature refractory brick production. This pulverized, refined form is chemically defined silicon carbide, classifiable under tariff item 2849.20.00.