| Feature Dimensions |
SDE-UU (European Standard Steel Cage Standard Type) |
SDE-AJ-UU (European Standard Steel-Sleeved Adjustable Type) |
SDE-OP-UU (European Standard Steel Mount with Open Design) |
Core Selection Logic |
| Core Positioning |
European Standard High-Speed Heavy-Duty Solution |
European Standard Zero-Backlash Precision Solution |
Specialised solution for vibration and rotation prevention in European standard systems |
Within the European standards framework, select functions based on requirements for precision, rigidity and installation. |
| Core Advantages |
Plug-and-play European-standard high performance. The steel cage provides high-speed temperature resistance, whilst the European-standard interface ensures direct installation with European motors and brackets. |
Achieves zero backlash whilst maintaining the high performance of European standards. The adjustable design ensures long-term precision and perfectly meets the dynamic response requirements of European precision equipment. |
Resolves installation and vibration challenges in European standard systems. The open design compensates for machining tolerances and prevents rotation, making it suitable for Europe’s demanding industrial environments. |
UU is used for standard upgrades, AJ for precision motion, and OP for harsh operating conditions. |
| Interface Compatibility |
Fully compliant with European standards. Mounting flange dimensions (e.g. square or round), bolt hole pitch (PCD) and thread specifications (e.g. M5, M6) are compatible with the flanges of European-brand linear units and motors. |
Like the SDE-UU, it features a standard European interface. |
Like the SDE-UU, it features a standard European interface. |
This is the primary value proposition that distinguishes this series from the standard SDM series, enabling seamless integration into the ‘European ecosystem’. |
| Key Performance Factors |
The Steel Cage design ensures stable operation at higher speeds (higher DN values) and across a wider temperature range, delivering a longer service life. |
Steel-sleeved + adjustable. Building upon the physical performance limits of the steel-sleeved design, it adds the ability to eliminate mechanical backlash, thereby achieving high rigidity. |
Steel mount + open design. Building on the reliability of the steel mount, this design enhances fault tolerance and reinforcement capabilities for installation and vibration resistance. |
The material (stainless steel) determines the baseline performance, whilst the structure (AJ/OP) determines the functional strengths. |
| Typical Use Cases |
High-speed guide shafts for packaging machines, food processing machinery and logistics automation equipment exported to Europe. |
Drive shafts for accessory units on high-end European machine tools, semiconductor peripheral equipment, and precision optical adjustment mechanisms. |
Guidance and support in vibration-prone environments such as European automotive welding lines and stamping production lines, or for mechanisms with complex mounting reference requirements. |
The application scenarios clearly demonstrate the combined value of “standard + performance + function”. |
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