Specially designed for underground use
Air or vacuum pumps, air or other gas compressors and fans; ventilating or recycling hoods incorporating a fan, whether or not fitted with filters; gas-tight biological safety cabinets, whether or not fitted with filters. > Agricultural or horticultural > Specially designed for underground use
Duty Rate (from China)
Products classified under Tariff item 8428.31.00.00
Subterranean Ore Bucket Elevator
A continuous-action bucket elevator engineered for vertical transport of ore in underground mine shafts. Its corrosion-resistant construction and sealed components are specifically designed for wet, abrasive subterranean conditions. This falls under tariff item 8428.31.00 as it is specially designed for underground use.
8428.31.00Tunnel Construction Continuous Conveyor
A heavy-duty belt conveyor designed for muck removal in underground tunnel boring operations. Its modular sections facilitate installation in confined tunnel spaces, and its high-capacity throughput is tailored for continuous excavation. This conveyor is specially designed for underground use, meeting the criteria of tariff item 8428.31.00.
8428.31.00Underground Coal Mine Belt Conveyor
A continuous-action belt conveyor system specifically engineered for transporting coal in underground mining operations. It features explosion-proof motors and robust construction to withstand harsh subterranean environments. This product is specially designed for underground use, aligning with tariff item 8428.31.00.
8428.31.00Underground Salt Mine Chain Conveyor
A heavy-capacity chain-driven conveyor designed for salt extraction in underground mines. Its corrosion-resistant materials are suited for high-humidity, salt-laden environments, and it includes overload protection for reliable operation. This conveyor is specially designed for underground use, qualifying under tariff item 8428.31.00.
8428.31.00Vertical Underground Material Hoist Conveyor
A continuous-action hoist conveyor for vertical shafts in deep mining operations, handling bulk materials between underground levels with precise speed control. Its design is specifically tailored for underground use, with features like reinforced braking and dust-tight enclosures. This product falls under tariff item 8428.31.00 as it is specially designed for underground use.