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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If assembled into fixed capacitors
Silvered mica fully made up into capacitors moves to Chapter 85 heading 8532.
If precious metal plating dominates
Articles with significant silver content may fall under Chapter 71 if jewelry-like.
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Import Tips & Compliance
• Document silvering process; if excessive, may classify as electrical components (8532)
• Ensure imported as loose sheets, not wound capacitors, to stay in Chapter 68
• Include frequency response data to justify high-precision classification
Related Products 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.
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.