High-Speed Ball Screw for PCB Drilling Machines from Canada
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 — Canada → United States
13.8%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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