Quartz Foundry Sand AFS 50-55 from Mexico
Naturally occurring quartz sand sieved to AFS 50-55 grain fineness for metal casting molds. Falls under HTS 2505.10.5000 as 'other' silica/quartz sands, distinguished by natural origin and lack of chemical binders. Ideal for green sand molding in iron and steel foundries.
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
• Include sieve analysis reports showing natural grain distribution to avoid classification as manufactured media
• Declare exact moisture content under 3% to comply with natural sand definitions
• Avoid commingling with resin-coated sands, which shift to Chapter 38 as chemical preparations