Other
Other moving, grading, leveling, scraping, excavating, tamping, compacting, extracting or boring machinery, for earth, minerals or ores; pile-drivers and pile-extractors; snowplows and snowblowers: > Coal or rock cutters and tunneling machinery: > Self-propelled > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8430.31.00.80
Self-Propelled Tunnel Boring Cutter Head Machine
A self-propelled tunneling machine featuring cutter heads for excavating rock in tunnel construction and mineral exploration. It qualifies for HTS 8430.31.0080 as other self-propelled tunneling machinery for earth and minerals. Includes conveyor systems for material removal.
Self-Propelled TBM Shielded Cutter
A self-propelled tunnel boring machine segment with shielded disc cutters for mixed ground mineral tunneling. Falls under HTS 8430.31.0080 as other self-propelled tunneling machinery. Designed for ore body access tunnels.
Self-Propelled Coal Shearer Loader
A self-propelled underground mining machine equipped with rotating drums and shearer heads designed to cut and load coal from the face of a coal seam. It falls under HTS 8430.31.0080 as other self-propelled coal cutting machinery for extracting minerals in underground coal mines. The machine travels on tracks and integrates loading mechanisms for continuous operation.
Self-Propelled Rock Continuous Miner
A battery or diesel-powered continuous mining machine with a rotating cutting head for extracting ore and rock in underground tunnels. Classified under HTS 8430.31.0080 as other self-propelled tunneling and rock cutting machinery for mineral extraction. It gathers and loads material onto shuttle cars for transport.
Self-Propelled Longwall Coal Plough
A tracked, self-propelled plough system used in longwall mining to shear coal along the face, powered by chain haulage. Falls under HTS 8430.31.0080 as other self-propelled coal cutting machinery. Integrates with armored face conveyors for continuous production.
Self-Propelled Hard Rock Roadheader
A boom-type, self-propelled roadheader with partial face cutting head for driving tunnels in hard rock formations. Classified in HTS 8430.31.0080 as other self-propelled tunneling machinery for rock excavation. Features integrated loading and ventilation systems.
Self-Propelled Phosphate Ore Cutter
A self-propelled surface mining machine with multi-disc cutters for extracting phosphate ore from open pit faces. It is covered by HTS 8430.31.0080 as other self-propelled machinery for mineral extraction. Loads directly onto haul trucks.