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Kalrez Perfluoroelastomer 6375 from Japan

Kalrez 6375 is a perfluoroelastomer (FFKM) of tetrafluoroethylene, perfluoromethyl vinyl ether, and cure-site monomer (>95% weight). Gum form for compounding into chemical process industry O-rings. Classifies as elastomeric fluoropolymer under 3904.69.10.00.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

High-value goods; use bonded warehouses to defer duties during compounding

Trademarked product—ensure authorized supplier certificates to prevent counterfeiting issues

Rejects common; document scrap rates in entry summaries