Tungsten Carbide Ceramic Grinding Discs from Canada
Fired WC ceramic discs for sample preparation in geological labs. Meets 9+ Mohs hardness for durability in technical grinding, under Chapter 69 HTS 6909.12. Suitable for rock and mineral pulverization.
Duty Rate — Canada → United States
14%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Certify as fired ceramic, not metal tool; declare lab grinding to dodge Chapter 82 exclusions
• Test thickness if tile-like