Product Details
Focusing on the core components of the IVD industry
Precision Ground & Rolled Ball Screw Pair
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Precision Ground & Rolled Ball Screw Pair
Model: WTBS Miniature & High-Lead Ball Screw Series
  • Converts rotary motion into linear motion with mechanical transmission efficiency > 90%
  • Precision ground C3/C5 grade for sub-micron positioning and rolled C7 grade for general transfer
  • Zero axial clearance / light preload eliminating dead-band backlash
  • Miniature shaft diameters from 4 mm to 16 mm with ultra-compact nut geometries
  • High-durability alloy steel raceways with precision surface finishing
* CAD 3D models and PDF specification sheets are ready for immediate download. For custom OEM drawings, please contact our engineering team.
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Product Overview & Description

King Square precision ball screws provide smooth, low-friction linear actuation with mechanical efficiency exceeding 90%. Widely deployed in medical infusion systems, analytical stages, and laboratory automation.

Technical Specifications Table

Shaft Diameter Options4 mm, 6 mm, 8 mm, 10 mm, 12 mm, 16 mm
Lead Range1 mm ~ 20 mm (Standard & High lead)
Accuracy GradeC3 / C5 (Ground) & C7 (Rolled)
Nut ShapeMiniature Flanged / Threaded / Cylindrical
Axial Play0 mm (Preloaded) to 0.005 mm
Shaft End MachiningCustom CNC machined to customer drawing specifications
Application AreasMedical Syringe Pumps, Laboratory XYZ Positioning, Laser Scanning

CAD & Documentation Downloads

📦 3D CAD Model (STEP / IGES)

Full 3D geometry with mechanical mounting holes and stroke clearance envelope.

Download 3D STEP →

📄 Engineering Drawing & Catalog (PDF)

Detailed dimensional drawings, wiring pinout diagrams, and performance curves.

Download PDF →

Product Demonstration & Testing Video

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Precision Ground & Rolled Ball Screw Pair Demonstration Video

Watch real-world testing and assembly automation demonstrations in our Video Center.

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