High Temperature SmCo17 Disc Magnets from Japan
SmCo17 grade disc magnets rated to 350°C continuous operation, metal rare earth alloy for downhole oilfield tools and automotive alternators. Exceptional demagnetization resistance. HTS 8505.11.0070 classification for metal permanent magnets.
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
• Temperature rating certification mandatory for duty preference claims
• Oilfield end-use may trigger BIS export controls even on imports
• Batch coercivity testing prevents down-grading to lower SmCo grades