Aluminosilicate Glass Microspheres for Shot Peening from Mexico
Precision-graded aluminosilicate glass microspheres (45-90 microns) for peening aerospace turbine blades. HTS 7018.20.00.00 classification for ≤1 mm diameter glass microspheres used industrially.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Sphericity and roundness certification required; comply with ITAR if defense-related; bulk density documentation essential