CNC Wafer Slicing Saw
A numerically controlled sawing machine designed to slice ultra-thin semiconductor wafers from monocrystalline silicon boules with precision tolerances. It falls under HTS 8461.50.4050 as a numerically controlled sawing machine for removing material from semiconductor materials, specifically in wafer preparation as per statistical notes for chapter 84. This equipment ensures minimal kerf loss and high yield in semiconductor manufacturing.
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Import Tips & Compliance
• Verify numerical control certification and provide technical specs confirming use in semiconductor wafer slicing to avoid misclassification
• Include end-user statements specifying semiconductor manufacturing to qualify for potential duty exemptions or preferences
• Ensure compliance with export control regulations like EAR for high-precision saws used in advanced tech sectors
Related Products under HTS 8461.50.40.50
NC Crystal Boule Grinder
Numerically controlled grinding machine that shapes silicon crystal boules to exact diameters and grinds orientation flats indicating conductivity type. Classified under HTS 8461.50.4050 for NC metal-removal machine tools used in semiconductor crystal preparation per statistical notes. Critical for achieving wafer-ready boule specifications.
CNC Wafer Edge Profiling Machine
Numerically controlled machine tool that profiles wafer edges to prevent chipping and ensure handling compatibility in fab processes. HTS 8461.50.4050 covers this NC sawing/cutting machine for semiconductor wafer preparation involving cermet/metal removal. Maintains critical edge geometry for subsequent processing steps.
NC Float Zone Wafer Saw
Specialized numerically controlled saw for cutting wafers from float zone grown silicon boules used in power semiconductors. Falls under HTS 8461.50.4050 as NC cutting-off machine for semiconductor material per statistical notes on wafer slicing equipment. Handles high-purity crystals requiring minimal contamination.
CNC boule Notching Machine
Numerically controlled precision saw/notcher that creates fiducial notches on silicon boules for wafer alignment in lithography. HTS 8461.50.4050 classification for NC slotting/sawing machines in semiconductor boule preparation. Ensures exact angular positioning for wafer fabrication.
NC Wafer Backside Grinder
Numerically controlled grinder removing backside material from semiconductor wafers to achieve target thickness post-processing. Classified HTS 8461.50.4050 as NC machine tool for cermet removal in wafer preparation per statistical notes. Critical for stress relief and TTV control.
CNC Silicon Ingot Cutting Saw
Numerically controlled multi-wire saw for slicing silicon ingots into brick sections prior to wafer slicing. HTS 8461.50.4050 covers NC sawing machines for semiconductor material processing. Uses diamond slurry wires for high-throughput brick production.