High-Speed Ball Screw for PCB Drilling Machines
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If part of complete PCB drilling machine
Machinery for working metal including PCB drilling classified in 8462.
If for semiconductor packaging/assembly equipment
Special provisions cover printed circuit assembly machines.
If with integrated position feedback encoders
Oscillating/checking instruments for spindle position go to 9030.
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Import Tips & Compliance
• 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
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