Concrete Cylinder Grinding Machine from Mexico
Precision grinder for finishing concrete test cylinders to exact length and flatness for compressive strength testing. Classified in HTS 8464.90.01 for working concrete mineral materials to laboratory tolerances via cold grinding. Used in construction materials testing labs.
Duty Rate — Mexico → United States
12%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide ASTM C39 compliance documentation; include diamond wheel specs for concrete aggregates; avoid Chapter 90 classification with material removal rate proof over pure measurement