Crystal Ingot Diameter Grinder from Mexico
Precision grinders that shape crystal ingots to uniform diameter tolerances before wafer slicing, with automated profiling for resistivity flat marking. HTS 8443.99.5050 as other semiconductor wafer prep accessories per statistical notes. Maintains crystal orientation throughout process.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document flat positioning accuracy <0.5° for classification support
• Ship with calibration standards; CBP may test metrology capability
• Common misclassification as 8458 grinders; specify semiconductor end-use