Alumina-Silica Kiln Furniture Shelf from Mexico
Refractory shelf made from 60% alumina-40% silica mixture for supporting ware in ceramic kilns. High-temperature fired ceramic designed for repeated thermal cycling, HTS 6903.20.00.00 classification.
Duty Rate — Mexico → United States
10%
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
• Document exact Al2O3/SiO2 ratio via spectrographic analysis
• Specify 'kiln furniture' use to differentiate from building materials
• Pack individually to maintain individual article classification