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Diamonds, whether or not worked, but not mounted or set. > Industrial: > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 7102.29.00
Black Carbonado Aggregates
Black carbonado aggregates, porous diamond masses used for high-pressure industrial cutting and grinding. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Boart Miners' Diamonds for Tunneling Equipment
Boart miners' diamonds for tunneling equipment, irregular diamonds for tunnel boring machine cutters. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Bort Miners' Diamonds for Saw Blades
Bort miners' diamonds for saw blades, crushed and irregular diamonds for embedding in industrial saw blades. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Carbonado Diamond Chunks for Drilling
Carbonado diamond chunks for drilling, rough aggregates selected for high-impact drilling in mining. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Carbonado Diamond Powder Precursor
Carbonado diamond powder precursor, large fragments awaiting crushing into industrial diamond powder for wire sawing. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Crushed Miners' Diamonds for Abrasive Mining Tools
Crushed miners' diamonds for abrasive mining tools, coarsely crushed natural diamonds for manufacturing abrasive tools. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
CVD Diamond Windows for Sensors
CVD diamond windows, worked for IR sensors in harsh environments. These chemically vapor-deposited diamond products are unmounted and used in industrial sensor applications, falling under tariff item 7102.29.00 as 'other' worked industrial diamonds.
CVD Polycrystalline Diamond Sheets
CVD polycrystalline diamond sheets, chemically vapor deposited and worked into plates for cutting tool inserts and wear parts. These are unmounted industrial diamonds, not suitable for jewellery, and are classified under tariff item 7102.29.00 as other industrial diamonds.
HPHT Single Crystal Diamond Boulders
HPHT single crystal diamond boulders, grown synthetically for industrial sawing and wire drawing dies. These are worked but unmounted industrial diamonds, falling under tariff item 7102.29.00 as other industrial diamonds.
HPHT Synthetic Diamond Dresser Blanks
High-pressure high-temperature (HPHT) synthetic diamond blanks shaped for single-point dressers in grinding wheel truing. These unmounted, worked industrial diamonds fall under tariff item 7102.29.00 as 'other' industrial diamonds.
Industrial Cleavage Miners' Diamonds
Industrial cleavage miners' diamonds, rough cleavage fragments used in geological drilling and core sampling. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Industrial CVD Diamond Films for Heat Sinks
Chemically vapor-deposited (CVD) polycrystalline diamond films, worked but unmounted, for thermal management in electronics heat sinks. These industrial diamond products fall under tariff item 7102.29.00 as 'other' worked industrial diamonds.
Industrial Diamond Microns for Lapping
Industrial diamond microns, precisely graded grit from 1 to 50 microns for polishing semiconductors, optics, and bearings. These are worked industrial diamonds in powder form, classified under tariff item 7102.29.00 as other industrial diamonds.
Industrial Synthetic Rutile-Coated Diamond Particles
Synthetic diamond particles coated with rutile for enhanced dispersion in resin-bonded tools. These worked industrial diamonds, not in powder form (if >0.5mm sieve), fall under tariff item 7102.29.00 as 'other' industrial diamonds.
Monocrystalline Diamond Dresser Blanks
Monocrystalline diamond dresser blanks, semi-finished single crystal diamonds shaped for grinding wheel dressers. These are unmounted, worked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Monocrystalline Synthetic Diamond for Laser Drilling
Worked monocrystalline synthetic diamonds, not set, for nozzles in laser drilling of oil/gas wells. These industrial diamonds fall under tariff item 7102.29.00 as 'other' industrial diamonds, excluding jewelry or mounted forms.
PCD Polycrystalline Diamond Compact Blanks
Polycrystalline diamond compact (PCD) blanks sintered for cutting tool inserts in machining. These unmounted industrial diamonds fall under tariff item 7102.29.00 as 'other' industrial diamonds.
Raw Carbonado Diamond
Raw carbonado diamond, polycrystalline aggregates used for industrial applications due to extreme toughness. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Resazurin-Treated Diamond Particles
Resazurin-treated diamond particles, synthetic diamonds coated with resazurin for electrochemical grinding. The diamond material predominates, so they are classified under tariff item 7102.29.00 as other industrial diamonds.
Rough Miners' Diamonds for Drilling Bits
Unworked natural diamonds sourced specifically for industrial use in manufacturing drill bits and cutting tools. These rough miners' diamonds are not mounted or set, and their industrial application places them under tariff item 7102.29.00 as 'other' industrial diamonds.
Rough Octahedral Miners' Diamonds
Natural rough octahedral crystals designated as miners' diamonds for high-pressure drilling in oil and gas exploration. These unmounted, unworked diamonds are used in industrial drilling operations and fall under tariff item 7102.29.00 as 'other' industrial diamonds.
Synthetic Cubic Zirconia Industrial Cutting Stones
Synthetic cubic zirconia stones, precisely cut but not mounted or set, used in industrial grinding and cutting applications for materials like glass and ceramics. These are classified under tariff item 7102.29.00 as industrial diamonds, despite being cubic zirconia, due to their industrial use.
Synthetic Diamond Extrusion Dies
Worked synthetic diamond dies for wire extrusion in electronics. These unmounted industrial diamonds fall under tariff item 7102.29.00 as 'other' industrial diamonds.
Synthetic Diamond Heat Sinks
Synthetic diamond heat sinks, CVD diamond plates engineered for thermal management in electronics and lasers. These are unmounted, worked industrial diamonds, classified under tariff item 7102.29.00 as other industrial diamonds.
Synthetic Diamond Lapping Plates
Flat synthetic diamond lapping plates, worked surfaces for precision polishing of mechanical seals and bearings. These unmounted industrial diamonds fall under tariff item 7102.29.00 as 'other' industrial diamonds.
Synthetic Diamond Micron Powder for Wire Sawing
Ultra-fine synthetic diamond powder (90%+ passing 0.5mm sieve) used in wire sawing for semiconductor wafers and optical glass. This powder form is excluded from tariff item 7102.29.00 and should be classified under heading 7105.
Synthetic Industrial Diamond Powder
Synthetic industrial diamond powder, finely ground particles for grinding and polishing. This is worked industrial diamond in powder form, classified under tariff item 7102.29.00 as other industrial diamonds.