Product Details
Focusing on the core components of the IVD industry
Micro Guide Rail (MR Miniature Series)
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Micro Guide Rail (MR Miniature Series)
Model: MR3 / MR5 / MR7 / MR9 / MR12 / MR15 Series
  • Gothic arch 4-point contact design providing equal load capacity in all directions
  • Made of hardened stainless steel, providing exceptional corrosion resistance
  • Ultra-compact cross section ideal for high-density medical diagnostic equipment
  • Low friction resistance and smooth silent rolling motion
  • Standard and wide-rail block variants available with dust-proof end seals
* 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 MR series miniature linear guide rails deliver whisper-quiet motion, high rigidity, and excellent anti-corrosion performance, making them the standard choice for precision medical instruments.

Technical Specifications Table

Rail Width Options3 mm, 5 mm, 7 mm, 9 mm, 12 mm, 15 mm
MaterialMartensitic Stainless Steel (SUS440C)
Preload ClassV0 (Light clearance) / V1 (Light preload)
Accuracy GradeN (Normal) / H (High) / P (Precision)
Rail LengthUp to 1,000 mm single piece
Dynamic Load Rating0.8 kN ~ 12.5 kN
Operating Temp-20°C to +80°C
Application AreasOptical Microscope Stages, Sampling Arms, Medical Pipetting Heads

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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Micro Guide Rail (MR Miniature Series) Demonstration Video

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

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