Mullite-Forming Kyanite Concentrate from Japan
Beneficiated kyanite concentrate selected for optimal mullite formation during firing, 99%+ purity. Falls under HTS 2508.50.00.00 as processed but uncalcined kyanite per Chapter 25 definitions.
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
• Magnetic separation records prove beneficiation without chemical change
• Specify 'not fused' to avoid 2529 fused mullite confusion
• Thermal analysis curves (DTA/TGA) support classification claims