Grown Diamond Substrate from Japan
CVD-grown single-crystal diamond substrate weighing more than 2.5 grams, used in electronics heat sinks. This cultured crystal is not an optical element and is classified under heading 38.24.
Duty Rate — Japan → Canada
0%
Import Tips
• Document the CVD growth process and weight to support classification
• Verify the substrate is not a finished optical element
• Consult CBSA for classification if the diamond is for electronics