CSM Rubber Granules
Chlorosulfonated polyethylene (CSM/Hypalon) granules, a synthetic rubber used for corrosion-resistant coatings. It is in a primary form (granules) and uncompounded, qualifying under Note 3 and Note 4.
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 |
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
• Check that the granules contain no plasticizers or fillers beyond permitted additives
• Keep a specification sheet showing the rubber's synthetic nature and primary form
• Declare as 'synthetic rubber, chlorosulfonated polyethylene, in granules'
Related Products under Tariff item 4002.99.00
ACM Rubber Lump
Acrylic rubber (ACM) in lump form, a synthetic rubber used primarily for oil-resistant seals and gaskets. It meets the definition of synthetic rubber under Chapter 40 Note 4 and is presented in a primary form (lump) as per Note 3, without added vulcanizing agents or fillers.
AU Polyurethane Rubber Bale
Polyurethane rubber (AU) in bale form, a synthetic rubber that passes the vulcanization and recovery tests in Chapter 40 Note 4. It is presented as a primary form (bale) and is uncompounded, making it classifiable under this tariff item.
Butyl Rubber Powder
Butyl rubber in powder form, a synthetic rubber derived from isobutylene and isoprene, used in adhesives and sealants. It meets the primary forms definition (powder) and the vulcanization/recovery criteria of Note 4, without compounding additives.
CR Rubber Crumbs
Chloroprene rubber (neoprene) in crumb form, a synthetic rubber used for gaskets and seals. It is in a primary bulk form (crumbs) and uncompounded, meeting the requirements of Note 3 and Note 4.
EPDM Rubber Bale
EPDM rubber in compressed bale form, a synthetic rubber used for weatherstripping and roofing membranes. It is in a primary form (bale) and uncompounded, meeting the definition of synthetic rubber in Note 4.
FKM Powder
Fluoroelastomer (FKM/Viton) powder, a synthetic rubber used for high-performance gaskets and seals. It is in a primary form (powder) and uncompounded, satisfying the requirements of Note 3 and Note 4.