Low-Expansion Glass Rods for Optical Seals from Mexico
Unworked borosilicate rods designed for hermetic sealing with optical fibers and metal in photonics devices. Meets 7002.32.00.00 criteria for low coefficient of expansion glass rods.
Duty Rate — Mexico → United States
16%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide sealing compatibility data with Kovar/metal alloys for end-use verification
• Declare refractive index if relevant, but emphasize unworked status