Mica Shim Stock Sheets from Canada
Precision-cut sheets of worked mica used as shims for machinery alignment in precision equipment. Classified in HTS 6814.90.00.00 as other articles of worked mica for industrial spacing.
Duty Rate — Canada → United States
12.6%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify thickness tolerances (e.g
• 0.001 inch) to confirm as worked precision articles
• Avoid adhesive backing; adhesived shims may go to Chapter 39 plastics
• Pair with machinery invoices to prove end-use without constituting parts