
( Brand: Smc ), ( Manufacturer Part Number: CDPXWM25-75-X138-XC22 ), ( Part Type: Bearing Slide Cylinder ), ( Suitable Media: Compressed Air ), ( Cylinder Type: Guided Cylinder ), ( Cylinder Action: Double-acting ), ( Stroke Length: 75 Mm ), ( Bore Diameter: 25 Mm ), ( Maximum Pressure: 145 Psi ), ( Country Of Origin: Japan )
The **SMC CDPXWM25-75-X138-XC22** is a high-performance, slide-bearing guided hydraulic cylinder designed for precision industrial applications where reliability, durability, and smooth operation are paramount. This compact yet robust cylinder features a **25mm bore diameter**, delivering a balanced force output ideal for moderate to light-duty tasks, while its **75mm stroke length** ensures efficient movement within tight spaces. The **138mm overall length** (including mounting flanges) makes it well-suited for integration into machinery with limited installation constraints, offering versatility in automated systems, packaging equipment, or material handling setups.
At the core of this cylinder s design is its **slide-bearing guided mechanism**, which provides superior stability and reduced friction compared to traditional rod-guided models. The **XC22** designation indicates a **double-acting, single-rod design** with a **cushioned stroke**, ensuring controlled deceleration at the end of travel to prevent sudden impacts and extend the life of both the cylinder and connected components. The slide-bearing guidance system minimizes lateral play, reducing wear on seals and bearings while maintaining precise alignment, which is critical in applications requiring consistent positioning, such as clamping, indexing, or linear actuation.
Constructed from high-quality materials, this cylinder is built to withstand demanding environments, featuring a **steel housing** for structural integrity and a **chrome-plated rod** resistant to corrosion and abrasion. The **sealing system** incorporates advanced elastomers and lip seals to maintain hydraulic integrity under pressure, while the **external mounting flanges** (M10 threads) allow for flexible installation options, including direct attachment to frames, slides, or other mechanical interfaces. The cylinder s **quick-connect fittings** (M5 x 0.8) simplify hydraulic line connections, reducing installation time and potential leakage points.
Ideal for applications requiring **repeatable, low-friction motion**, such as conveyor systems, robotic arms, or automated assembly lines, the **CDPXWM25-75-X138-XC22** excels in environments where space efficiency and operational precision are key. Its **compact yet sturdy design** ensures minimal footprint without compromising performance, making it a cost-effective solution for manufacturers seeking reliable, maintenance-friendly hydraulic actuation. Whether integrated into a custom machine or retrofitted into an existing system, this cylinder delivers consistent, high-quality movement, contributing to increased productivity and reduced downtime.
### **Pros and Cons of buying a SMC CDPXWM25-75-X138-XC22 Slide Bearing Guided Cylinder (25mm Bore, 75mm Stroke, 145mm Mounting Length)**
#### **Pros**
1. **Precision and Stability**
The slide bearing design ensures smooth, low-friction linear motion, reducing wear and tear on the system. This makes it ideal for applications requiring consistent positioning, such as automated assembly, material handling, or indexing tasks.
2. **Compact and Space-Efficient**
With a mounting length of only 145mm and a 25mm bore, this cylinder is well-suited for applications with limited space. Its compact size allows for integration into tight machinery layouts without sacrificing performance.
3. **High Load Capacity**
The 25mm bore and robust construction provide sufficient force output for moderate to light-duty applications. It can handle repetitive cyclic loads, making it reliable for continuous operation in automated systems.
4. **Easy Installation and Maintenance**
SMC cylinders are known for their straightforward installation quick-connect fittings and modular design simplify setup. Maintenance is minimal, with slide bearings requiring only occasional lubrication to ensure longevity.
5. **Compatibility with SMC s Ecosystem**
This cylinder integrates seamlessly with other SMC components, such as valves, controllers, and sensors, allowing for streamlined automation solutions. The brand s reputation for reliability and support is a significant advantage.
6. **Cost-Effective for Light to Medium Applications**
Compared to more advanced guided cylinders (e.g., recirculating ball or roller guides), this slide bearing model offers a balance between performance and cost. It is a practical choice for budget-conscious projects without compromising on durability.
7. **Quiet Operation**
Slide bearings generally produce less noise than other linear actuators, making this cylinder suitable for applications in environments where noise reduction is important.
8. **Versatility in Mounting Options**
The XC22 mounting style (clevis or flange) provides flexibility in how the cylinder can be integrated into machinery, allowing for customization based on specific application needs.
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#### **Cons**
1. **Limited Load Capacity Compared to Advanced Guides**
While adequate for many applications, slide bearings have higher friction than recirculating ball or roller guides. This can lead to slightly slower speeds and reduced efficiency in high-load or high-speed applications. If the application involves heavy or rapid movements, a more advanced guided cylinder may be necessary.
2. **Potential for Wear Over Time**
Slide bearings, though durable, can experience wear if not properly lubricated or if debris enters the system. This may require more frequent inspections and maintenance compared to sealed or recirculating guide systems.
3. **Lower Precision in High-Speed Applications**
The inherent friction in slide bearings can introduce slight positional inaccuracies at high speeds or under rapid acceleration/deceleration. For applications requiring micrometer-level precision (e.g., CNC machining or high-precision assembly), a different guided cylinder may be more appropriate.
4. **Limited Stroke Length Options**
The 75mm stroke is suitable for many tasks but may be insufficient for applications requiring longer travel distances. If a longer stroke is needed, a different model or additional mechanical linkages may be required.
5. **Dependence on Proper Alignment**
Misalignment during installation can lead to increased wear on the slide bearings and reduced performance. Unlike recirculating guides, slide bearings are less forgiving of misalignment issues, requiring careful setup.
6. **Not Ideal for Extreme Environments**
While robust, this cylinder is not designed for harsh conditions such as high temperatures, corrosive environments, or heavy contamination. In such cases, specialized cylinders (e.g., stainless steel or sealed models) would be more appropriate.
7. **Lower Speed Capabilities**
Due to friction, slide bearing cylinders typically operate at slower speeds compared to recirculating ball or roller guides. If high-speed linear motion is critical, a different actuator type may be necessary.
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### **Conclusion**
The **SMC CDPXWM25-75-X138-XC22 slide bearing guided cylinder** is an excellent choice for applications requiring **moderate load capacity, smooth linear motion, and compact design** within a **light to medium-duty** range. Its strengths lie in its **reliability, ease of installation, and compatibility with SMC s automation ecosystem**, making it ideal for **automated material handling, indexing, or assembly tasks** where space is limited.
However, if the application demands **high precision, rapid speeds, heavy loads, or extreme environmental conditions**, a more advanced guided cylinder (e.g., recirculating ball or roller guide) would be a better investment. The trade-off between **cost, simplicity, and performance** makes this cylinder a **strong value for many industrial and automation projects**, particularly those where **low maintenance and smooth operation** are prioritized over maximum speed or load capacity.
### **Recommendation**
**Buy this cylinder if:**- Your application involves **light to moderate loads** (e.g., pushing, pulling, or positioning components in automated systems).
- You require a **compact, space-efficient solution** with **smooth but not ultra-high-speed** motion.
- You prefer **minimal maintenance** and **easy integration** with SMC s automation components.
- Your environment is **clean and controlled**, with no extreme temperatures or corrosive elements.
**Consider an alternative if:**- Your application requires **high precision, rapid acceleration/deceleration, or heavy loads**.
- You need **longer stroke lengths** or **higher speeds** than what this model provides.
- The operating environment is **harsh (high dust, moisture, or temperature extremes)**.
- You require **sub-micron positioning accuracy** (e.g., in CNC or medical equipment).
For most **general-purpose automation tasks**, this cylinder offers a **cost-effective and reliable solution**. If in doubt, consult SMC s technical documentation or a system integrator to ensure it meets your specific requirements.
In good working condition. Used in very good condition. THIS DOES NOT SHOW MUCH IF ANY SIGN OF USE PLEASE SEE THE PICTURES FOR CONDITION AND DETAILS Smc CDPXWM25-75-X138 Slide Bearing Guided Cylinder 25mm Bore 75mm Stroke 145 Psi SMC cylinder, air, GUIDED CYLINDER.