Wafer Grinder Coolant Distribution Ring from Japan
A nozzle ring assembly that evenly distributes coolant during crystal boule and wafer grinding operations, preventing thermal damage to semiconductor material, designed for sub-micron precision grinding. It is a part of the crystal and wafer grinding machines of tariff item 8479.89.10.
Duty Rate — Japan → Canada
0%
Import Tips
• Classify as a part of the wafer grinder (8479.89.10) and provide the machine's model number
• If the ring includes nozzles, verify whether it is classified as a spraying appliance under heading 84.24
• Ensure the ring is not considered a general-purpose pipe fitting, which would fall under Section XV