Ground Cork Powder for Gaskets
Ultra-fine ground cork powder derived from crushed natural cork, used as a compressible filler in the production of industrial gaskets and seals. This product is classified under tariff item 4501.90.00 as it consists of cork that has been crushed and ground, a form of 'other' prepared cork not further manufactured.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the cork powder is agglomerated with binders or formed into blocks, sheets, or shaped articles
Agglomerated cork products fall under heading 4504, which covers cork that has been compressed or bonded with added substances.
If the cork powder is further processed into finished gaskets or seals
Articles of natural cork, such as finished gaskets, are classified under heading 4503, not as raw prepared cork.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the cork powder is not mixed with binders or additives, as that would shift classification to a different heading
• Provide a detailed product specification sheet to the CBSA officer to confirm it is solely crushed and ground cork
• If the powder is for use in food-contact applications, verify compliance with Canadian Food Inspection Agency packaging regulations
Related Products under Tariff item 4501.90.00
Cork Bark Processing Waste
Mixed waste from cork bark boiling and drying processes, including small fragments and dust. This simply prepared material is destined for granulation in industrial applications, falling under tariff item 4501.90.00 as waste cork.
Cork Granules Waste
Granulated waste cork material derived from processing natural cork bark, collected from cork manufacturing facilities. It is crushed or ground, fitting tariff item 4501.90.00 as waste cork.
Cork Manufacturing Byproduct Granules
Granules byproduct from cork stopper and flooring production lines, simply crushed and suitable for thermal insulation production. This waste cork falls under tariff item 4501.90.00.
Cork Trimmings Scrap
Irregular scraps and trimmings from cork plank production, minimally crushed and recycled into expanded cork or insulation material. Classified as waste cork under tariff item 4501.90.00.
Crushed Cork Aggregate for Concrete
Granulated cork aggregate used as a lightweight additive in concrete mixes for thermal insulation and reduced weight in construction panels. This crushed and granulated natural cork form falls under tariff item 4501.90.00.
Crushed Cork Dust
Fine dust and crushed particles from cork waste, generated during trimming and shaping of cork bark. This byproduct is simply prepared and suitable for grinding, falling under tariff item 4501.90.00.