Other machinery
Machinery for sorting, screening, separating, washing, crushing, grinding, mixing or kneading earth, stone, ores or other mineral substances, in solid (including powder or paste) form; machinery for agglomerating, shaping or moulding solid mineral fuels, ceramic paste, unhardened cements, plastering materials or other mineral products in powder or paste form; machines for forming foundry moulds of sand. > Mixing or kneading machines: > Other machinery
Duty Rate (from China)
Subheadings
Products classified under Tariff item 8474.80.00
Attrition Scrubber for Mineral Cleaning
An attrition scrubber uses counter-rotating propellers to create high-intensity particle-on-particle abrasion, effectively cleaning mineral particles by removing surface coatings and impurities. This machinery is classified under tariff item 8474.80.00 as it is specifically designed for washing and cleaning mineral substances in solid form, such as silica sand for glass production.
Ball Mill for Mineral Grinding
A ball mill is a rotating cylindrical machine filled with steel balls that grinds mineral ores into fine powder through impact and attrition. This machinery falls under tariff item 8474.80.00 as it is designed for grinding mineral substances in solid form, commonly used in mineral processing plants for ore comminution.
Cone Crusher for Secondary Ore Crushing
A hydraulic cone crusher is designed for secondary and tertiary crushing of hard ores such as granite and iron ore, providing high reduction ratios and cubical product shapes. This machinery is classified under tariff item 8474.80.00 as it is used for crushing earth, stone, and ores in solid form, commonly employed in quarries and mining operations.
Flotation Cell for Mineral Separation
A flotation cell is an agitated tank machine that separates valuable minerals from gangue using chemical froth flotation in ore beneficiation plants. This machinery falls under tariff item 8474.80.00 as it is designed for separating mineral substances in solid form, crucial for recovering copper, lead, and zinc ores.
Gyratory Crusher for Primary Ore Reduction
A gyratory crusher is a large primary crusher that reduces run-of-mine ore to manageable sizes in large-scale mining operations. This machinery is classified under tariff item 8474.80.00 as it is designed for crushing earth, stone, and ores in solid form, handling high tonnage with large feed size acceptance.
Hydrocyclone Separator for Mineral Slurry
A hydrocyclone separator uses centrifugal force to classify mineral slurries by particle size in closed-circuit grinding mills. This machinery falls under tariff item 8474.80.00 as it is designed for separating mineral substances in solid form, providing high-throughput desliming and classification in mineral processing.
Impact Crusher for Stone Crushing
An impact crusher uses high-speed rotating hammers to break stone and aggregates, producing cubical shapes ideal for construction material production. This machinery is classified under tariff item 8474.80.00 as it is designed for crushing earth, stone, and minerals in solid form, commonly used in aggregate processing.
Jaw Crusher for Ore Processing
A jaw crusher is a heavy-duty machine designed to crush large chunks of ore into smaller sizes for further processing in mining operations. This machinery falls under tariff item 8474.80.00 as it is used for crushing ores and other mineral substances in solid form, providing reliable primary crushing.
Magnetic Separator for Ore Beneficiation
A magnetic separator uses an electromagnetic drum to remove ferrous impurities from crushed ore using magnetic fields in mineral processing. This machinery is classified under tariff item 8474.80.00 as it is designed for separating mineral substances in solid form, enhancing ore grade for steel production.
Pug Mill for Mineral Mixing
A pug mill is a twin-shaft mixer that kneads clay, lime, and aggregates with water to produce stabilized base materials for road and dam construction. This machinery falls under tariff item 8474.80.00 as it is designed for mixing mineral substances in paste form, ensuring uniform consistency.
Roll Crusher for Coal Preparation
A roll crusher with double rollers gently crushes coal to controlled sizes while minimizing fines in preparation plants. This machinery is classified under tariff item 8474.80.00 as it is designed for crushing solid mineral fuels like coal, preventing dust generation during handling.
Rotary Drum Washer for Mineral Cleaning
A rotary drum washer uses water agitation and scrubbing to clean clay, sand, and ore, removing impurities in a tumbling drum. This machinery falls under tariff item 8474.80.00 as it is designed for washing mineral substances in solid form, serving as a critical preprocessing step before grinding.
Sand Washing Screw Conveyor
A sand washing screw conveyor scrubs and dewaters sand while conveying it through a trough, removing clay and silt contaminants for aggregate production. This machinery is classified under tariff item 8474.80.00 as it is designed for washing mineral substances like sand in solid form.
Vibrating Screen for Ore Separation
A vibrating screen separates ore particles by size through vibration and mesh sizing in mineral processing lines. This machinery falls under tariff item 8474.80.00 as it is designed for screening mineral substances in solid form, used downstream of crushing operations.
Vibratory Feeder for Ore Crushing Lines
A vibratory feeder meters ore into primary crushers at controlled rates, preventing bridging and overloads in processing plants. This machinery is classified under tariff item 8474.80.00 as it is designed for use in mineral processing operations, handling solid mineral substances.