Precision Chrome Steel Bearing Balls from Canada
High-precision chrome steel balls used as rolling elements in ball bearings for semiconductor wafer grinders and polishers. These balls ensure smooth rotation and minimal friction during the grinding process to achieve flatness tolerances on semiconductor wafers. Classified under 8482.91.0090 as 'other' balls for bearing parts, distinct from needles or standard rollers.
Duty Rate — Canada → United States
14.4%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify ball diameter and sphericity tolerances meet semiconductor equipment specs to avoid misclassification; provide material composition certificates for chrome steel content; ensure packaging prevents surface scratches during transit