MRI Superconducting Magnet Shims from Japan
Precision iron-nickel shims for field homogenization in superconducting MRI magnet assemblies. Classified as parts of electromagnetic apparatus under 8505.90.75.01.
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
• Provide homogeneity specifications (ppm/cm³) and alloy composition
• Include FDA 510(k) or biocompatibility documentation if patient-contact
• Specify quench protection integration and thermal expansion coefficients