Pink Fused Alumina 60 Grit for Precision Grinding
Pink fused alumina (chromium-doped aluminum oxide) 60 grit for precision grinding wheels in tool manufacturing. Classified under HTS 2818.10.20.90 as refined artificial corundum grains, chemically defined despite trace chromia for color/hardness. Meets Chapter 28 purity standards.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified as chromate compounds
High chromium content shifts to specific metal chromates under 2829.
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Import Tips & Compliance
• Document chromia content (<2%) to confirm remains chemically defined aluminum oxide, not complex salt
• Hazard labeling for chromium VI potential; test and declare per TSCA requirements
• Precision grades require micrometer sieve analysis certificates
Related Products under HTS 2818.10.20.90
Fused Aluminum Oxide Abrasive Grit 24 Mesh
Fused aluminum oxide (artificial corundum) processed into 24 mesh grit size for use in sandblasting and grinding applications. This product is classified under HTS 2818.10.20.90 as artificial corundum that has been ground or pulverized into grains, meeting the criteria for subheading 'other' refined forms. It is chemically defined as aluminum oxide (Al2O3) with high purity for industrial abrasives.
White Fused Alumina Powder 120 Grit
High-purity white fused alumina (99%+ Al2O3) ground to 120 grit powder for precision lapping and polishing in optics and semiconductors. Falls under HTS 2818.10.20.90 as refined, pulverized artificial corundum, chemically defined per Chapter 28 notes. Used in applications requiring minimal contamination.
Brown Fused Aluminum Oxide 36 Grit Grains
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Tabular Alumina Fine Powder 325 Mesh
Tabular alumina powder (325 mesh), heat-treated alpha-alumina grains for high-performance refractories and ceramics. HTS 2818.10.20.90 applies to this refined, pulverized artificial corundum, chemically defined as aluminum oxide. Provides superior thermal shock resistance.
Reactive Alumina Powder A100 Grade
Reactive alumina A100 grade powder with high surface area for catalyst carriers and advanced ceramics. This ground, pulverized artificial corundum fits HTS 2818.10.20.90 as chemically defined aluminum oxide. Optimized for chemical reactivity in high-tech applications.
Calcined Alumina 99.8% Pure 5 Micron
Ultra-high purity calcined alumina powder (5 micron, 99.8% Al2O3) for LED substrates and electronic ceramics. HTS 2818.10.20.90 covers this pulverized artificial corundum, refined to exacting chemical specifications. Essential for sapphire crystal growth precursors.