Precision Guide Rails Description
DLY Precision Guide Rails are engineered for high-accuracy linear motion in CNC machines, automation systems, and precision industrial equipment. Available in P, SP, and UP accuracy grades, these rails provide superior straightness, rigidity, and smooth rolling performance. Manufactured from high-quality alloy steel with precision-ground raceways and advanced surface treatment, DLY guide rails ensure long service life, low friction, and reliable performance even under heavy loads and complex motion conditions. Custom lengths, matching guide blocks, and CAD drawings are available to support OEM/ODM projects and high-volume industrial applications.
Features of DLY Precision Guide Rails
Multiple Accuracy Grades
Available in P, SP, and UP grades to meet various precision requirements.
High Straightness & Parallelism
Precision-ground rails ensure smooth, stable, and repeatable linear motion.
Superior Load Capacity
Designed to withstand heavy loads, complex moments, and continuous operation.
Low Friction & Noise
Optimized rolling elements and raceways reduce resistance and vibration.
Durable Material & Surface Treatment
Made of high-quality alloy steel with hardened, polished surfaces for long service life.
Wide Application Range
Ideal for CNC machines, automation lines, semiconductor equipment, laser cutting machines, and robotics.
Customizable & Flexible
Supports custom rail lengths, matching guide blocks, and CAD file provision.
Easy Maintenance & Installation
Compatible with professional mounting tools, ensures consistent accuracy when properly installed.
Technical Specifications
| Parameter | Description |
|---|---|
| Accuracy Grade | P / SP / UP |
| Material | S55C carbon steel, hardened |
| Surface Treatment | Precision ground (optional black oxide / anti-rust) |
| Hardness | HRC 58–62 |
| Mounting Method | Top mounting |
| Operating Temperature | -20°C to +80°C |
| Compatible Guide Blocks | Standard, Short, Long, Heavy Load types |
| Customization | Custom lengths, CAD files, OEM/ODM support |
Installation Recommendations
- To fully achieve the rated precision:
- Ensure mounting surface flatness and rigidity
- Follow recommended bolt torque values
- Control rail parallelism during installation
- Use professional alignment tools when required
Product Display – DLY Precision Guide Rails
Why Choose DLY Precision Guide Rails?
- 20+ years of linear motion manufacturing experience
- In-house production and quality inspection
- Competitive factory-direct pricing
- Stable quality for bulk procurement
- Professional technical and after-sales support
DLY Factory – Advanced CNC and Grinding Equipment
Established in 2005, DLY (Zhejiang DLY Automation Manufacturing Co., Ltd.) has grown into a leading manufacturer of precision linear motion components. Covering over 30,000 m² with fixed assets of 230 million RMB, our factory is equipped with state-of-the-art CNC machining centers, precision grinding machines, and automated assembly lines.
With a skilled team of experienced engineers and technicians, many with 20+ years of industry experience, DLY ensures every precision guide rail and linear guide block meets strict quality standards. Our in-house production and advanced inspection equipment allow for consistent accuracy, high load capacity, and smooth motion performance across all product lines.
Over the past 20 years, DLY has expanded its capabilities to include customized solutions, large-volume production, and full CAD/CAM support, making us a trusted partner for CNC machines, automation equipment, robotics, and precision industrial applications worldwide.
Experience the precision and reliability that comes from decades of expertise, cutting-edge machinery, and dedicated craftsmanship at DLY.
Contact us
Welcome to contact us !!!
Phone Number/Whatsapp:+8618957070963
Email:export@dlybearing.com
YOUTUBE:youtube.com/%40DLYlinearmotion
Facebook:www.facebook.com/DLYLinearMotion
Website:www.deliyalinearmotion.com
FAQ – DLY Precision Guide Rails
Q1: What accuracy grades are available for DLY Precision Guide Rails?
A1: DLY guide rails are available in P, SP, and UP accuracy grades, suitable for different precision requirements in CNC machines, automation systems, and industrial equipment.
Q2: What material and hardness are used for DLY guide rails?
A2: All rails are made of S55C carbon steel, hardened to HRC 58–62, ensuring long service life, high load capacity, and consistent performance.
Q3: Can DLY provide custom rail lengths or configurations?
A3: Yes, DLY supports custom lengths, special mounting requirements, and OEM/ODM solutions. CAD files and technical drawings can also be provided.
Q4: What types of guide blocks are compatible with DLY guide rails?
A4: DLY rails are compatible with standard, short, long, and heavy load guide blocks, allowing flexible solutions for various applications.
Q5: What is the recommended operating temperature?
A5: The guide rails can operate reliably in temperatures from -20°C to +80°C.
Q6: How should I install the guide rails to ensure maximum accuracy?
A6: Proper installation requires:
- A flat, rigid mounting surface
- Correct bolt torque and alignment
- Use of professional alignment tools when necessary
Note: System accuracy depends on both rail quality and installation conditions.
Q7: What industries or applications are DLY guide rails suitable for?
A7: DLY guide rails are widely used in CNC machines, automated production lines, robotics, laser cutting machines, semiconductor equipment, and precision inspection devices.
Q8: How can I request a quote or technical support?
A8: You can contact DLY via email, website form, or 24/7 customer support. We provide technical consultation, CAD files, sample requests, and pricing information for all projects.
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