Carbonaceous pastes for electrodes and similar pastes for furnace linings
Artificial graphite; colloidal or semi-colloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures: > Carbonaceous pastes for electrodes and similar pastes for furnace linings
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 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 3801.30.00.00
Soderberg Electrode Paste
Soderberg electrode paste is a carbonaceous mixture of calcined anthracite, coal tar pitch, and graphite used in the production of self-baking electrodes for aluminum smelting and ferroalloy furnaces. It falls under HTS 3801.30.00.00 as a specialized paste designed for electrode manufacturing in high-temperature electrolytic processes.
Graphite Electrode Paste for EAF
This graphite-based paste, combining synthetic graphite powder, pitch binder, and anthracite, is formulated for electric arc furnace (EAF) electrodes in steel production. Classified under HTS 3801.30.00.00 due to its specific use in forming consumable electrodes through paste sintering.
Anthracite-Based Furnace Lining Paste
A semi-colloidal paste made from calcined anthracite coal, coal tar pitch, and binders, applied as ramming mix for lining electric arc furnaces and ladles. It qualifies for HTS 3801.30.00.00 as a similar paste for furnace linings in metallurgical applications.
Calcined Petroleum Coke Electrode Paste
Electrode paste composed of calcined petroleum coke fines, metallurgical coke, and coal tar pitch, used in ferrosilicon and ferrochrome production furnaces. Falls under HTS 3801.30.00.00 for its role in forming Soderberg-type electrodes.
Ferrophosphorus Furnace Paste
Specialized carbonaceous paste with phosphorus additives for ferrophosphorus smelting electrodes, containing graphite, anthracite, and pitch binders. Classified in HTS 3801.30.00.00 for furnace electrode applications in phosphorus alloy production.
Ladle Ramming Paste for Steel Mills
High-carbon ramming paste using graphite and metallurgical coke powder with phenolic resin binders, applied for hot repair of steel ladle linings. Meets HTS 3801.30.00.00 criteria as paste for furnace linings in steelmaking.
Silicon Carbide Enhanced Electrode Paste
Electrode paste incorporating silicon carbide aggregates, graphite flour, and pitch for improved conductivity in calcium carbide furnaces. Classified under HTS 3801.30.00.00 despite additives, as primary carbonaceous matrix for electrodes.
Aluminum Smelter Soderberg Paste
Premium Soderberg paste optimized for aluminum reduction cells, featuring low-ash anthracite, synthetic graphite, and coal tar pitch. HTS 3801.30.00.00 applies for its electrode-forming role in Hall-Héroult process smelters.
Graphite Ramming Mix for Induction Furnaces
Dry ramming paste of flake graphite, clay, and borax additives, mixed on-site for induction furnace bottom and side linings. Falls under HTS 3801.30.00.00 as similar paste for furnace linings despite dry powder presentation.
Metallurgical Coke Paste for Ferroalloys
Paste blend of metallurgical coke breeze, anthracite, and asphalt pitch for submerged arc furnace electrodes in ferroalloy production. HTS 3801.30.00.00 classification reflects its furnace electrode paste characteristics.
High Purity Graphite Paste for Specialty Electrodes
Ultra-low impurity graphite paste using synthetic graphite and petroleum needle coke for specialty electrodes in non-ferrous metallurgy. Precisely matches HTS 3801.30.00.00 for premium electrode pastes.
Carbon Ramming Paste for Copper Smelting
Carbonaceous paste with copper-tolerant additives for anode furnace linings in copper pyrometallurgy, containing graphite and petroleum coke. Classifies under HTS 3801.30.00.00 for furnace lining applications.