TEN-HIGH TH-HSR25CA-L1000
TEN-HIGH HSR25 1000mm Linear Guide Rail User Manual
Model: TH-HSR25CA-L1000
1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your TEN-HIGH HSR25 1000mm Linear Guide Rail. Please read this manual thoroughly before using the product to ensure safe and efficient operation and to maximize its lifespan. This linear guide rail system is designed for precision linear motion in various industrial and DIY applications.
2. Product Overview and Package Contents
The TEN-HIGH HSR25 Linear Guide Rail system provides smooth and precise linear motion. It consists of a linear guide rail and linear motion blocks (carriages) that slide along the rail.
Package Includes:
- 1 x HSR25 1000mm Linear Guide Rail
- 2 x HSR25CA Linear Motion Blocks (Pre-loaded)

Figure 2.1: Complete TEN-HIGH HSR25 Linear Guide Rail system with rail and two blocks.

Figure 2.2: Individual components of the linear guide system, showing the rail and a single block.
3. Specifications
The TEN-HIGH HSR25 Linear Guide Rail and HSR25CA blocks are manufactured from quality bearing steel, ensuring high accuracy, durability, hardness, and stiffness. They feature an anti-rust surface treatment for extended life.
Rail Specifications:
- Length: 1000mm (39 inches)
- Width: 23mm (0.897 inches)
- Pitch (Hole Spacing): 60mm (2.34 inches)
- Rail Fixing Bolt Size: 7x11x9mm
Block Specifications (HSR25CA):
- Model: HSR25CA (Pre-loaded)
- Length: 88mm (3.432 inches)
- Width: 70mm (2.73 inches)
- Block Fixing Bolt Size: M8x12
General Product Information:
- Product Dimensions: 39.37 x 1.57 x 1.18 inches
- Product Weight: 3.92 Pounds
- Manufacturer: TEN-HIGH
- Item Model Number: TH-HSR25CA-L1000
- First Available: October 27, 2016

Figure 3.1: Technical diagram illustrating static load ratings for HSR type linear guides.

Figure 3.2: Detailed technical drawing with dimensions and specifications for HSR-CA linear motion blocks.
4. Setup
Proper setup is crucial for the performance and longevity of your linear guide rail system. Ensure a clean, level, and rigid mounting surface.
4.1. Preparation:
- Inspect Components: Before installation, carefully inspect the rail and blocks for any signs of damage during shipping.
- Clean Mounting Surface: Ensure the mounting surface is free of dust, debris, burrs, or any foreign particles. A clean surface is critical for accurate alignment.
- Lubrication: The blocks come pre-lubricated, but it is good practice to apply additional high-quality linear guide grease to the lubrication port before initial use, especially if the product has been stored for a long time.
4.2. Installation Steps:
- Mount the Rail: Position the linear guide rail on your prepared mounting surface. Use appropriate bolts (not included, refer to rail fixing bolt size 7x11x9mm) to secure the rail through its pre-drilled holes. Tighten bolts gradually and evenly from the center outwards to prevent warping.
- Install the Blocks: Carefully slide the HSR25CA blocks onto the rail. Ensure they are oriented correctly. Do not force the blocks if they encounter resistance; check for alignment or obstructions.
- Secure the Blocks (if applicable): If your application requires the blocks to be fixed to a moving platform, use M8x12 bolts (not included) to secure them through their mounting holes.
- Alignment Check: After installation, manually slide the blocks along the entire length of the rail to check for smooth, unobstructed movement. There should be no binding or excessive friction.

Figure 4.1: Two linear motion blocks correctly installed on the guide rail.
5. Operating Guidelines
The TEN-HIGH HSR25 linear guide rail system is designed for smooth and precise linear motion. Adhere to the following guidelines for optimal performance.
- Load Capacity: Do not exceed the specified load capacities for the HSR25CA blocks. Refer to the technical specifications (Figure 3.1) for detailed load ratings. Overloading can lead to premature wear and failure.
- Operating Environment: Operate the linear guide in a clean environment. Dust, chips, and other contaminants can significantly reduce lifespan and performance.
- Smooth Movement: The system is designed for smooth running with low friction and minimal wear. If you experience jerky motion or increased resistance, stop operation and inspect the system for issues.
- Vibration and Shock: While robust, avoid excessive vibration or sudden shock loads, which can damage the internal components of the blocks or deform the rail.
6. Maintenance
Regular maintenance is essential to ensure the long-term accuracy and smooth operation of your TEN-HIGH linear guide rail system.
6.1. Lubrication:
Proper lubrication is the most critical aspect of linear guide maintenance. The HSR25CA blocks have a lubrication port for easy grease application.
- Frequency: Lubrication frequency depends on the operating conditions (speed, load, environment). For continuous operation, inspect and lubricate every 100-200 hours of operation or every 3-6 months, whichever comes first. In dusty or high-load environments, more frequent lubrication may be necessary.
- Type of Lubricant: Use high-quality lithium-based grease specifically designed for linear motion systems or rolling bearings.
- Application: Use a grease gun with a suitable nozzle to inject grease into the lubrication port on the block until a small amount of fresh grease appears at the seals.
6.2. Cleaning:
- Rail Surface: Regularly clean the rail surface to remove dust, chips, and other contaminants. Use a lint-free cloth and a mild, non-corrosive cleaning agent if necessary.
- Block Seals: Inspect the seals on the blocks for wear or damage. Damaged seals can allow contaminants to enter the block, leading to premature failure.
6.3. Inspection:
- Mounting Bolts: Periodically check the tightness of all mounting bolts on both the rail and the blocks. Loose bolts can lead to misalignment and reduced performance.
- Smoothness of Movement: Manually move the blocks along the rail to check for any signs of roughness, binding, or increased play.
7. Troubleshooting
This section provides solutions to common issues you might encounter with your linear guide rail system.
| Problem | Possible Cause | Solution |
|---|---|---|
| Rough or jerky movement | Lack of lubrication Contaminants on rail/in block Misalignment of rail or mounting surface Damaged internal components | Apply proper lubricant Clean rail and block seals; inspect for debris Re-align and re-mount the rail; check mounting surface flatness Inspect blocks for damage; replace if necessary |
| Increased noise during operation | Insufficient lubrication Contaminants Excessive load Loose mounting bolts | Lubricate the blocks Clean the system Reduce load to within specifications Tighten all mounting bolts |
| Excessive play or looseness in block | Wear of internal components Incorrect pre-load (less common for new units) | This typically indicates wear; consider replacing the block. Ensure correct model (HSR25CA is pre-loaded). |
| Blocks binding or sticking | Rail misalignment Obstruction on rail Damaged block | Check and correct rail alignment Remove any foreign objects Inspect block for damage; replace if necessary |
8. Applications
The TEN-HIGH HSR25 Linear Guide Rail system is versatile and suitable for a wide range of applications requiring precise linear motion. Its robust design and smooth operation make it ideal for:
- DIY CNC Routers and Mills
- Grinding Machines
- Milling Machines
- Lathes
- Drilling Machines
- Comprehensive Processing Machines
- Discharge Manufacturing Machines
- Boring Machines
- Line Cutting Machines
- Woodworking Machinery
- Handling and Shipping Devices
- Automatic Equipment
- Precision Measuring Equipment
9. Support
For further assistance, technical inquiries, or replacement parts, please contact TEN-HIGH customer support. Refer to your purchase documentation for specific contact details or visit the official TEN-HIGH store on Amazon: TEN-HIGH Store.