Foamed Slag Thermal Panels from Canada
Pre-fabricated panels of expanded foamed slag for industrial furnace insulation. HTS 6806.90.00 covers these as sound- and heat-insulating articles of expanded mineral materials, excluding chapter 69 products.
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 density and expansion ratio to distinguish from refractory materials in chapter 69
• Comply with OSHA standards by providing safety data sheets for respirable fibers
• Avoid delays by clearly labeling as non-refractory insulation, not building stone