Mitsubishi Heavy Industries ZG Series Gear Grinder from Japan
Mitsubishi ZG Series machines are CNC gear grinders for automotive transmission gears, featuring automatic wheel balancing and in-process measurement. They achieve micron-level accuracy for high-volume production. Classified under 8461.40.50 for specialized gear finishing operations.
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
• Submit OEM technical manuals highlighting gear-specific CNC programming
• Include measurement system integration details for gear profile verification
• Differentiate from general OD/ID grinders by documenting involute profile functions