99.99% Pure Refined Copper Block Sheet 7mm Thick from Mexico
Ultra-pure 99.99% refined copper block sheet, 7mm thick, for semiconductor heat sinks. Its exceptional purity minimizes impurities, making it ideal for high-performance thermal management applications.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the copper purity is certified with a mill test certificate to support classification as refined copper
• Verify the thickness exceeds 0.15mm and meets the definition of plates, sheets, or strip under Chapter 74