High-Lead Ball Screw for Injection Molding Machines from Canada
Large-diameter ball screw (50-80mm) with fast lead for rapid clamp movement in plastic injection molding presses. High thrust capacity handles molding pressures up to 2000 tons, under HTS 8483.40.80.00 as industrial roller screw.
Duty Rate — Canada → United States
13.8%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Document preload method (double-nut or spacer) and max thrust load in engineering data sheet
• Include heat treatment specs (hardness HRC 58-64) to verify industrial transmission classification
• Separate from hydraulic components to avoid classification as complete press parts