Heading 6804
Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials
Tariff classification hierarchy
68ARTICLES OF STONE, PLASTER, CEMENT, ASBESTOS, MICA OR SIMILAR MATERIALS6804Millstones, grindstones, grinding wheels and the like, without frameworks, for grinding, sharpening, polishing, trueing or cutting, hand sharpening or polishing stones, and parts thereof, of natural stone, of agglomerated natural or artificial abrasives, or of ceramics, with or without parts of other materials
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This product group is a classification category and is not itself a declarable customs tariff code.
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Subgroups
6804100000Millstones and grindstones for milling, grinding or pulping6804210020Other millstones, grindstones, grinding wheels and the like · Of agglomerated synthetic or natural diamond · Discs -|of synthetic diamonds which are agglomerated with a metal alloy, ceramic alloy or plastic alloy, -|having a self-sharpening effect by constant release of the diamonds, -|suitable for abrasive cutting of wafers, -|whether or not containing a hole in the centre, -|whether or not on a support -|with a weight of not more than 377|g per piece and -|with an external diameter of not more than 206|mm6804210040Other millstones, grindstones, grinding wheels and the like · Of agglomerated synthetic or natural diamond · Steel wire used for cropping and squaring semiconductors: -coated with diamond grains of 5µm or more, but not more than 55µm -wire diameter 23 µm or more but not more than 350 µm, -having a breaking strength of 11 N or more, but not more than 170 N6804210050Other millstones, grindstones, grinding wheels and the like · Of agglomerated synthetic or natural diamond · Wheels suitable for grinding, rounding, polishing, aligning or cutting: -composed of metal base and agglomerated synthetic or natural diamonds, -whether or not containing a hole in the centre, -with an external diameter not more than 870 mm, for machines for the manufacture of semiconductor wafers6804210090Other millstones, grindstones, grinding wheels and the like · Of agglomerated synthetic or natural diamond · Other6804221200Other millstones, grindstones, grinding wheels and the like · Of other agglomerated abrasives or of ceramics · Of artificial abrasives, with binder · Of synthetic or artificial resin · Not reinforced6804221800Other millstones, grindstones, grinding wheels and the like · Of other agglomerated abrasives or of ceramics · Of artificial abrasives, with binder · Of synthetic or artificial resin · Reinforced6804223000Other millstones, grindstones, grinding wheels and the like · Of other agglomerated abrasives or of ceramics · Of artificial abrasives, with binder · Of ceramics or silicates6804225000Other millstones, grindstones, grinding wheels and the like · Of other agglomerated abrasives or of ceramics · Of artificial abrasives, with binder · Of other materials6804229000Other millstones, grindstones, grinding wheels and the like · Of other agglomerated abrasives or of ceramics · Other6804230000Other millstones, grindstones, grinding wheels and the like · Of natural stone6804300000Hand sharpening or polishing stones