Other
Worked mica and articles of mica, including agglomerated or reconstituted mica, whether or not on a support of paper, paperboard or other materials: > 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 9903.88.13, 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 6814.90.00.00
Mica Electrical Insulation Sheets
Thin sheets made from worked mica, often split or cleaved, used for electrical insulation in motors and transformers. They fall under HTS 6814.90.00.00 as articles of worked mica not specified elsewhere, providing high dielectric strength and thermal resistance.
Agglomerated Mica Heating Element Plates
Plates made from reconstituted mica bonded with binders, shaped for use in electric heaters and toasters. Classified under HTS 6814.90.00.00 as agglomerated articles of mica designed for high-temperature applications.
Mica Window Strips for Furnaces
Transparent strips of split mica used as peephole windows in high-temperature furnaces and stoves. They are worked mica articles under HTS 6814.90.00.00, valued for heat resistance without melting or cracking.
Reconstituted Mica Gaskets and Seals
Die-cut gaskets from agglomerated mica sheets for sealing high-pressure steam pipes and valves. HTS 6814.90.00.00 covers these as articles of reconstituted mica for industrial sealing.
Split Mica Capacitor Dielectrics
Ultra-thin split mica layers silvered on one side for use as dielectrics in high-frequency capacitors. As worked mica articles, they are under HTS 6814.90.00.00 before final capacitor assembly.
Mica Shim Stock Sheets
Precision-cut sheets of worked mica used as shims for machinery alignment in precision equipment. Classified in HTS 6814.90.00.00 as other articles of worked mica for industrial spacing.
Phlogopite Mica Lantern Globes
Molded phlogopite mica globes for outdoor lanterns, allowing light transmission while resisting weather. These are articles of worked mica under HTS 6814.90.00.00.
Mica Vacuum Tube Spacers
Stamped mica washers and spacers insulating electrodes in vacuum tubes for radios and amplifiers. HTS 6814.90.00.00 applies to these worked mica electronic insulators.
Agglomerated Mica Kiln Shelves
Large reconstituted mica panels for supporting pottery in high-temperature kilns up to 1000°C. As other articles of agglomerated mica, under HTS 6814.90.00.00.
Worked Muscovite Mica Condenser Foil
Extremely thin (0.001-0.005mm) cleaved muscovite mica foil for stacking in RF power capacitors. HTS 6814.90.00.00 for these precision worked mica electronics materials.
Mica RF Window Disks
Circular worked mica disks transparent to radio frequencies used in high-power RF windows for transmitters. Articles of worked mica under HTS 6814.90.00.00.
Split Mica Stove Doors
Pre-cut split mica panels fitted into frames for viewing ports in wood stoves and fireplace inserts. HTS 6814.90.00.00 as other worked mica articles for heating appliances.