High-Speed Ball Screw for PCB Drilling Machines from Japan
High-DN ball screw (DN>220,000) for Z-axis of PCB drill/spindle units achieving 200,000 RPM positioning. Critical for microvia formation in semiconductor packaging, HTS 8483.40.80.00.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify DN value and max acceleration (>5G) per JIS B1192 standards
• Provide spindle compatibility specs (e.g
• 60-position tool changer)
• Document low-vibration nut design for high-frequency positioning