Optimize Your Compact Machinery with Precision Linear Guidance
In the realm of precision automation where space is at a premium, selecting the right linear motion component is critical. Our High Precision Low Series Flange Linear Motion Block is engineered to deliver exceptional accuracy and rigidity in the most constrained environments. This Small Size Low Series Flange Type Linear Guide Unit offers a perfect balance of a minimal footprint and high load capacity, making it an ideal choice for advanced CNC equipment, semiconductor manufacturing tools, and high-speed pick-and-place systems. For applications demanding robust integration and simplified mounting, our Integrated Flange Low Series Linear Rail Guide Block provides a unified, stable solution that reduces assembly time and enhances overall machine stiffness. Built to withstand the rigors of continuous operation in demanding settings, the Industrial Low Series Flange Type Linear Rail Block ensures reliable, long-lasting performance for heavy-duty industrial automation, packaging machinery, and robotic arms.
The core of our Low-Profile Flange Linear Guide Block lies in its meticulously designed construction and superior materials. It incorporates a high-rigidity, low-profile flange housing manufactured from premium alloy steel, which is heat-treated and precision-ground to provide exceptional dimensional stability and resistance to deformation. Inside, a full complement of precision-grade recirculating balls, arranged in a optimized contact angle, ensures smooth, near-frictionless travel with minimal rolling resistance. The integrated sealing system, featuring multi-lip seals and optional scrapers, effectively protects the critical ball pathways from dust, chips, and other contaminants, significantly extending service life and maintenance intervals even in harsh environments. This design is focused on delivering consistent, high-accuracy linear motion with high positional repeatability, which is paramount for applications requiring micron-level precision.
Detailed Specifications & Technical Data
To aid in your selection and integration process, here are the key parameters and features of our Low-Profile Flange Linear Guide Block series:
Standard Model Parameters
- Series Designation: LF Series (Low-Profile Flange)
- Standard Sizes (Block Width): 15mm, 20mm, 25mm, 30mm, 35mm
- Precision Grade: Available in Precision (P) and High Precision (HP) grades.
- Preload Level: Options include Zero Clearance (C0), Light Preload (C1), and Medium Preload (C2).
- Ball Circuit Design: 4-Row, 2-Point Contact for high load capacity and moment rigidity.
- Sealing: Standard double-sided seals (metal scraper + rubber seal). Optional heavy-duty seals available.
- Lubrication: Pre-lubricated with high-performance grease. Fitted with standard grease nipples for easy re-lubrication.
- Mounting: Through-hole mounting on the flange for secure and simple installation.
Load Ratings & Performance Table
| Model Code | Block Width (mm) | Dynamic Load Rating (C) kN | Static Load Rating (C0) kN | Static Moment Rating (M0) Nm | Weight (approx.) kg |
|---|---|---|---|---|---|
| LF15 | 15 | 6.8 | 9.5 | 35 | 0.12 |
| LF20 | 20 | 10.2 | 15.1 | 62 | 0.25 |
| LF25 | 25 | 16.5 | 24.8 | 105 | 0.45 |
| LF30 | 30 | 24.3 | 38.2 | 185 | 0.78 |
| LF35 | 35 | 33.0 | 52.5 | 280 | 1.15 |
Material & Environmental Specifications
- Housing Material: Carbon Chromium Steel (SUJ2 equivalent), through-hardened.
- Ball Material: High-Carbon Chrome Steel, precision-ground.
- Seal Material: Nitrile Rubber (NBR) for standard seals; Fluororubber (FKM) optional for high-temperature/corrosive environments.
- Operating Temperature Range: -10°C to +80°C (Standard). -20°C to +100°C available with special lubrication and seals.
- Max. Allowable Speed: Up to 5 m/s with proper lubrication and alignment.
- Running Noise: Low-noise operation due to optimized ball path geometry and high-quality finishing.













