CNC Planing Machine for Semiconductor Wafer Preparation from Mexico
A precision CNC-controlled planing machine designed to plane the surface of semiconductor crystal boules or wafers to exact flatness tolerances required for subsequent fabrication processes. Classified under HTS 8461.90.60.30 as a planing machine working by removing metal or cermets (silicon being a metalloid processed similarly), specifically for high-precision semiconductor manufacturing applications. It features vacuum chucks and specialized tooling for handling fragile silicon substrates.
Duty Rate — Mexico → United States
Rate breakdown
Import Tips
• Verify machine specifications match statistical note definitions for semiconductor wafer preparation to avoid reclassification to Chapter 90 testing apparatus
• Provide detailed technical documentation proving planing function for metal/cermets removal, including boule grinding capabilities