Silica-Based Refractory Mortar from Germany
A mortar mix of ground silica, clay binders, and additives for joining refractory bricks in high-heat environments like coke ovens. Classified under HTS 3816.00.20 as 'other' refractory compositions, it withstands temperatures up to 1700°C. Ideal for glassmaking furnaces and incinerators.
Duty Rate — Germany → United States
13%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide test reports confirming silica content >90% and bonding strength to comply with refractory definitions
• Label for respiratory hazards from free silica; use UN-approved bags for international shipping