Low-Expansion Glass Rods for Optical Seals from Germany
Unworked borosilicate rods designed for hermetic sealing with optical fibers and metal in photonics devices. These rods have a low coefficient of expansion (≤5 x 10⁻⁶/K) and are imported in raw form. They are classified under tariff item 7002.32.00 as unworked rods of low-expansion glass.
Duty Rate — Germany → Canada
0%
Import Tips
• Confirm the rods are unworked and not processed into finished seals, which would fall under other headings
• Provide technical specifications showing the expansion coefficient
• If the rods are for photonics, check for any specific customs requirements for high-tech components