Zirconia Refractory Tile from Canada
Zirconia refractory tiles are precision-fired ceramic tiles with high zirconia content for lining glass melting tanks and petrochemical reactors. They resist molten glass corrosion and thermal cycling. HTS 6902.90.50 covers these as other refractory tiles, not siliceous earths.
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
• ,Document end-use in high-temperature industrial construction to justify refractory status