Chapter 2708 — Customs Tariff Headings
Subheadings
Products classified under Tariff item 27.08
Aluminum Smelting Anode Pitch
Aluminum smelting anode pitch is a high-quality coal tar pitch with a specific beta-resin content, used as a binder in the production of green anodes for aluminum electrolysis. It is obtained from the distillation of coal tar and meets the definition of pitch under tariff item 2708.10.00.
2708.10.00Coal Tar Pitch
Coal tar pitch is a black, viscous residue obtained from the distillation of coal tar, classified under tariff item 2708.10.00. It is primarily used in the production of electrodes for aluminum smelting and other metallurgical applications.
2708.10.00Graphite Electrode Pitch
Graphite electrode pitch is a special-grade coal tar pitch used in manufacturing graphite electrodes for electric arc furnaces. It meets the criteria for pitch from coal tar under tariff item 2708.10.00, with low sulfur and high carbon content suitable for metallurgical applications.
2708.10.00Industrial Waterproofing Pitch
Industrial waterproofing pitch is a coal tar pitch designed for waterproofing compounds and pipeline coatings, derived from coal tar. It falls under tariff item 2708.10.00 as pitch from coal tar, offering excellent chemical resistance and adhesion for construction applications.
2708.10.00Mineral Tar Pitch
Mineral tar pitch is derived from other mineral tars, such as those from oil shale, and falls under the broad definition of pitch in heading 2708. It is used in specialty asphalt formulations and refractory materials, and is classified under tariff item 2708.10.00.
2708.10.00Modified Coal Tar Pitch
Modified coal tar pitch is coal tar pitch that has undergone calcination or air-blowing to improve its properties, while retaining its primary characteristics as pitch. It is classified under tariff item 2708.10.00 and used in advanced carbon composites and other applications.
2708.10.00Pitch Coke Precursor
Pitch coke precursor is uncalcined coal tar pitch used as a direct precursor for pitch coke production, classified under tariff item 2708.10.00 before carbonization. It is used in delayed coking processes to produce pitch coke.
2708.10.00Pitch for Electrode Binders
Pitch for electrode binders is a premium binder pitch from coal tar distillation, specifically for synthetic graphite electrode production. It falls under tariff item 2708.10.00, featuring low sulfur content and controlled volatility for metallurgical applications.
2708.10.00Roofing Coal Tar Pitch
Roofing coal tar pitch is a medium softening point coal tar pitch formulated for built-up roofing membranes, directly obtained from coal tar distillation. It is classified under tariff item 2708.10.00 and provides waterproofing and adhesion in construction applications.
2708.10.00Specialty Carbon Fiber Pitch
Specialty carbon fiber pitch is an ultra-high molecular weight coal tar pitch for mesophase carbon fiber production, meeting the criteria for pitch from coal tar under tariff item 2708.10.00. It provides high carbon yield and graphitizability for advanced materials.
2708.20.00Anode Baking Pitch Coke
Anode baking pitch coke is a coarse pitch coke derived from coal tar, specifically designed for the baking stage of anode manufacturing. It falls under tariff item 2708.20.00 as pitch coke obtained from coal tar, providing optimal porosity post-baking for electrolyte penetration in aluminum smelting.
2708.20.00Briquetted Coal Tar Pitch Coke
Briquetted coal tar pitch coke is pitch coke from coal tar compressed into briquettes for easier handling in industrial furnaces. It remains classified under tariff item 2708.20.00 as the briquetting process does not alter its fundamental nature as pitch coke obtained from coal tar.
2708.20.00Calcined Coal Tar Pitch Coke
Calcined coal tar pitch coke is high-quality pitch coke from coal tar, heated to reduce impurities for superior anode performance in electrolysis. It falls under tariff item 2708.20.00 due to its origin from coal tar pitch, offering enhanced density and conductivity for aluminum production.
2708.20.00Coal Tar Pitch Coke
Coal tar pitch coke is derived from coal tar distillation, characterized by high carbon content and low volatility, used primarily in aluminum smelting anodes. It falls under tariff item 2708.20.00 as pitch coke obtained from coal tar, meeting the definition in the Customs Tariff.
2708.20.00Electrode-Grade Coal Tar Pitch Coke
Electrode-grade coal tar pitch coke is a specialized pitch coke from coal tar for manufacturing large graphite electrodes in electric arc furnaces. It falls under tariff item 2708.20.00 as pitch coke from coal tar, featuring ultra-low sulfur and high graphitizability for demanding applications.
2708.20.00Foundry Pitch Coke
Foundry pitch coke is pitch coke from coal tar optimized for foundry cupola furnaces and metal casting operations. It falls under tariff item 2708.20.00 for its coal tar pitch origin and coke form, providing high heat output and slag-forming properties in foundry applications.
2708.20.00Green Anode Pitch Coke
Green anode pitch coke is uncalcined pitch coke from coal tar specifically for green anode production in the aluminum industry. It falls under tariff item 2708.20.00 as pitch coke from coal tar, providing the base for baking into finished anodes with known properties.
2708.20.00High-Quality Needle Pitch Coke
High-quality needle pitch coke is a premium needle coke variant from coal tar pitch, featuring a needle-like structure for graphite electrode manufacturing. It falls under tariff item 2708.20.00 as coal tar-derived pitch coke, with a low coefficient of thermal expansion for high-performance electrodes.
2708.20.00Low-Sulfur Pitch Coke
Low-sulfur pitch coke is a premium low-sulfur variant of coal tar pitch coke for environmentally sensitive aluminum production. It falls under tariff item 2708.20.00 due to its coal tar source and coke processing, meeting stringent emissions standards while maintaining performance.
2708.20.00Synthetic Graphite Precursor Pitch Coke
Synthetic graphite precursor pitch coke is high-purity coal tar pitch coke serving as a precursor for synthetic graphite production. It falls under tariff item 2708.20.00 for its pitch coke characteristics from coal tar, critical for high-performance battery and nuclear applications.