Foamed NR Curtain Wall Seal Profile from Japan
Complex cellular natural rubber profiles for high-rise building curtain wall systems with multiple sealing lips. 4008.19.20.00 classification for cellular natural rubber profile shapes.
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
• Meet ASTM E283 air leakage standards documentation
• Confirm no vulcanizing agents beyond permitted levels per Chapter Note 5
• Use continuous coil packaging to preserve profile shape identity