Mullite-Forming Kyanite Concentrate from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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