Description
Product Description
The LM12UU Linear Ball Bearing is a high-performance linear motion bearing designed to provide smooth, accurate, and low-friction movement on 12 mm hardened linear shafts. Manufactured with high-quality bearing steel and precision-engineered ball circuits, it ensures reliable linear motion, reduced wear, and long service life even under continuous operation.
Ideal for industrial automation, paper product manufacturing machinery, packaging equipment, robotics, and material handling systems, the LM12UU bearing delivers excellent load distribution, high accuracy, and quiet performance. It is widely used in automatic disposable paper product machines including paper cup, paper bowl, paper plate, paper straw, and paper bag making machines.
Whether you are replacing an existing bearing or building a new linear motion system, the LM12UU offers dependable performance for demanding industrial applications.
Key Features
- High-precision LM12UU linear ball bearing
- Smooth and low-friction linear motion
- Fits standard 12 mm linear guide shafts
- Hardened bearing steel construction
- High load carrying capacity
- Low noise and vibration during operation
- Excellent wear and corrosion resistance
- Long operational life with proper lubrication
- Easy installation and replacement
- Suitable for continuous industrial operation
- Compact and lightweight design
- Ideal for automation and motion control systems
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | LM12UU Linear Ball Bearing |
| Bearing Type | Linear Motion Ball Bearing |
| Model | LM12UU |
| Inner Diameter (ID) | 12 mm |
| Outer Diameter (OD) | 21 mm |
| Length (Width) | 37 mm |
| Shaft Compatibility | 12 mm Linear Shaft |
| Material | High Carbon Bearing Steel |
| Ball Material | Hardened Steel Balls |
| Cage Material | Steel / Polymer Retainer |
| Motion Type | Linear Motion |
| Lubrication | Grease/Oil Lubricated |
| Corrosion Resistance | Yes |
| Installation | Press Fit |
| Operating Performance | Low Noise, Low Friction |
| Application | Linear Motion Systems & Industrial Machines |
Applications
The LM12UU Linear Ball Bearing is suitable for:
Disposable Paper Product Manufacturing
- Paper Cup Making Machines
- Ripple Cup Making Machines
- Double Wall Paper Cup Machines
- Paper Bowl Making Machines
- Paper Plate Making Machines
- Paper Lid Making Machines
- Paper Straw Making Machines
- Paper Bag Making Machines
- Paper Cone Making Machines
- Paper Sleeve Making Machines
- Paper Food Box Making Machines
- Paper Container Forming Machines
- Disposable Glass Making Machines
- Disposable Food Container Machines
- Disposable Lunch Box Making Machines
- Disposable Tray Making Machines
Paper Converting Machines
- Tissue Paper Making Machines
- Automatic Paper Napkin Machines
- Butter Paper Rewinding Machines
- Slitting Machines
- Rewinding Machines
- Flexographic Printing Machines
Packaging & Material Handling
- Automatic Packaging Machines
- Food Packaging Machines
- Disposable Container Packaging Machines
- Labeling Machines
- Filling Machines
- Conveyor Systems
- Material Handling Equipment
Industrial Automation
- Industrial Automation Machines
- Robotics
- Pick and Place Machines
- CNC Automation
- Automatic Manufacturing Equipment
- Motion Control Systems
- Linear Guide Assemblies
- Production Lines
- General Linear Motion Applications
Package Includes
- 1 × LM12UU Linear Ball Bearing (12 mm × 21 mm × 37 mm)
Why Choose This Product?
- Precision engineered for smooth linear movement
- Durable hardened steel construction
- High load capacity with excellent accuracy
- Low maintenance and long service life
- Reliable performance in continuous industrial use
- Ideal replacement for worn-out linear bearings
- Compatible with standard 12 mm linear shafts
- Widely used across automation and manufacturing industries
- Excellent value for industrial and OEM applications











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