Heavy Calcium Carbonate 1250 Mesh from Canada
Ultra-fine heavy calcium carbonate (D97<4.5μm) from marble grinding, classified under HTS 2836.50.00.00 for industrial filler applications. Used in PVC pipes, masterbatches, and powder coatings.
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
• Include laser diffraction PSD reports confirming 1250 mesh fineness
• Certify oil absorption and whiteness (>94%) for quality validation
• Use dust-free packaging to meet US industrial hygiene standards