Artificial corundum, whether or not chemically defined
Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide. > Artificial corundum, whether or not chemically defined > Artificial corundum, whether or not chemically defined
Duty Rate (from China)
Products classified under Tariff item 2818.10.00
Brown Fused Alumina Grit 24 Mesh
Brown fused alumina grit in 24 mesh size is produced by fusing calcined alumina in electric arc furnaces, resulting in a chemically defined artificial corundum used as an abrasive. Although ground, it remains artificial corundum and falls under tariff item 2818.10.00.
Brown Fused Aluminum Oxide 36 Grit Grains
Brown fused aluminum oxide grains at 36 grit size are produced by fusing bauxite in electric arc furnaces for heavy-duty blasting media. This ground/pulverized artificial corundum is chemically defined and falls under tariff item 2818.10.00.
Crude Brown Fused Alumina
Crude brown fused alumina is produced by fusing bauxite in electric arc furnaces, resulting in blocky, unprocessed lumps of artificial corundum with high aluminum oxide content. It is chemically defined as aluminum oxide and falls under tariff item 2818.10.00 as artificial corundum, whether or not chemically defined.
Crude White Fused Alumina Blocks
Crude white fused alumina blocks are manufactured by fusing calcined alumina in high-temperature furnaces, yielding large, unrefined chunks of high-purity artificial corundum. These blocks are chemically defined aluminum oxide and are classified under tariff item 2818.10.00 as artificial corundum.
Fused Aluminum Oxide Abrasive Grit 24 Mesh
Fused aluminum oxide (artificial corundum) processed into 24 mesh grit size is used for sandblasting and grinding applications. This ground artificial corundum is chemically defined and falls under tariff item 2818.10.00.
High-Density Crude Fused Alumina Ingots
High-density crude fused alumina ingots are large cast blocks from controlled fusion of alumina, offering superior hardness for abrasive applications. As unprocessed artificial corundum, they are chemically defined aluminum oxide and fall under tariff item 2818.10.00.
Industrial Crude Bauxite-Derived Corundum
Industrial crude bauxite-derived corundum is produced by fusing high-grade bauxite, supplied in large irregular lumps for further industrial breakdown. This crude artificial corundum is chemically defined as aluminum oxide and is classified under tariff item 2818.10.00.
Tabular Alumina Granules 3-6mm
Tabular alumina granules sized 3-6mm are produced by sintering calcined alumina into dense, alpha-phase crystals, used in refractories. This artificial corundum in grain form, ground and refined, qualifies under tariff item 2818.10.00 as artificial corundum.
Tabular Crude Alumina Corundum Lumps
Tabular crude alumina corundum lumps are produced via sintering and fusion, resulting in dense, plate-like crude structures of artificial corundum. These lumps are chemically defined aluminum oxide and fall under tariff item 2818.10.00 as crude artificial corundum.
White Alumina Blasting Grain 24 Mesh 99.2%
Coarse 24 mesh white alumina grains at 99.2% Al2O3 purity are used for heavy-duty blast cleaning of metals. This white artificial corundum in ground granular form is chemically defined and falls under tariff item 2818.10.00.
White Fused Alumina 99% Al2O3
High-purity white fused alumina grains with 99% aluminum oxide content are produced by fusing calcined alumina in electric arc furnaces. This artificial corundum in granular form is chemically defined and falls under tariff item 2818.10.00.
White Fused Alumina Powder 120 Grit
High-purity white fused alumina (99%+ Al2O3) ground to 120 grit powder is used for precision lapping and polishing in optics and semiconductors. This refined, pulverized artificial corundum is chemically defined and falls under tariff item 2818.10.00.
White Fused Alumina Powder 320 Grit
White fused alumina powder at 320 grit fineness is made from high-purity alumina, serving as a precision abrasive and polishing agent. This refined, pulverized artificial corundum is chemically defined and falls under tariff item 2818.10.00.