Other
Pearls, natural or cultured, whether or not worked or graded but not strung, mounted or set; pearls, natural or cultured, temporarily strung for convenience of transport. > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 7102.29
Black Carbonado Aggregates
Black carbonado aggregates, porous diamond masses known as black diamonds, used exclusively for high-pressure industrial cutting and grinding. These are unmounted, worked industrial diamonds, classified under tariff item 7102.29.00 as 'other'.
7102.29.00Boart Miners' Diamonds for Tunneling Equipment
Boart miners' diamonds for tunneling equipment, irregular boart diamonds for tunnel boring machine cutters in underground mining. These are unworked, unmounted miners' diamonds, classified under tariff item 7102.29.00 as 'other' industrial diamonds.
7102.29.00Bort Miners' Diamonds for Saw Blades
Bort miners' diamonds for saw blades, crushed and irregular bort diamonds for embedding in industrial saw blades for stone cutting. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as 'other'.
7102.29.00Carbonado Diamond Chunks for Drilling
Carbonado diamond chunks for drilling, rough carbonado chunks selected for high-impact drilling applications in mining, valued for opacity and fracture resistance. These are unmounted, worked industrial diamonds under tariff item 7102.29.00.
7102.29.00Carbonado Diamond Powder Precursor
Carbonado diamond powder precursor, large carbonado fragments awaiting crushing into industrial diamond powder for wire sawing. These are unmounted, worked industrial diamonds, not yet in powder form, classified under tariff item 7102.29.00.
7102.29.00Crushed Miners' Diamonds for Abrasive Mining Tools
Crushed miners' diamonds for abrasive mining tools, coarsely crushed natural miners' diamonds for manufacturing abrasive tools for coal and mineral mining. These are unworked, unmounted, classified under tariff item 7102.29.00 as 'other' industrial diamonds.
7102.29.00CVD 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 jewelry, and fall under tariff item 7102.29.00 as 'other' diamonds.
7102.29.00HPHT Single Crystal Diamond Boulders
HPHT single crystal diamond boulders, large synthetic diamonds grown by high-pressure high-temperature method for industrial sawing and wire drawing dies. They are unmounted and worked, classified as non-gem industrial diamonds under tariff item 7102.29.00.
7102.29.00Industrial Cleavage Miners' Diamonds
Industrial cleavage miners' diamonds, rough cleavage fragments used in geological drilling and core sampling equipment. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as 'other'.
7102.29.00Industrial Diamond Microns for Lapping
Industrial diamond microns for lapping, precisely graded diamond grit from 1 to 50 microns for polishing semiconductors, optics, and precision bearings. These are worked industrial diamonds in powder form, but per subheading note 1, powder requires 90% passing a 0.5mm sieve; these microns are finer and fall under tariff item 7102.29.00 as 'other'.
7102.29.00Monocrystalline Diamond Dresser Blanks
Monocrystalline diamond dresser blanks, semi-finished single crystal diamonds shaped for manufacturing grinding wheel dressers. They are unmounted and worked, classified under tariff item 7102.29.00 as industrial diamonds for truing precision grinding wheels.
7102.29.00Raw Carbonado Diamond
Raw carbonado diamond, polycrystalline aggregates of diamond primarily used in industrial applications due to extreme toughness and fracture resistance. These are unmounted, worked industrial diamonds, classified under tariff item 7102.29.00.
7102.29.00Rough Miners' Diamonds for Drilling Bits
Rough miners' diamonds for drilling bits, unworked natural diamonds sourced for industrial use in manufacturing drill bits and cutting tools. These are unmounted, unworked industrial diamonds, classified under tariff item 7102.29.00 as 'other'.
7102.29.00Synthetic Diamond Heat Sinks
Synthetic diamond heat sinks, CVD diamond plates engineered for thermal management in electronics and lasers. These are unmounted, worked industrial diamonds under tariff item 7102.29.00, with thermal conductivity exceeding copper by five times.
7102.29.00Synthetic Industrial Diamond Powder
Synthetic industrial diamond powder, finely ground synthetic diamond particles for grinding and polishing applications. These are unmounted, worked industrial diamonds, but if 90% or more passes a 0.5mm sieve, they are classified as powder under subheading 7102.10.00; otherwise, they fall under tariff item 7102.29.00.