The THK LM Guide GSR T SERIES represents a specialized linear motion solution engineered for applications requiring high rigidity, precision, and durability under demanding conditions. As a full ball type, separate (radial type) LM guide, this model features a unique design where the rail and block can be disassembled, facilitating easier installation, maintenance, and replacement in complex machinery setups. The GSR T SERIES incorporates a radial load-bearing configuration, optimizing it for handling forces perpendicular to the direction of motion, which is critical in applications with significant vertical or horizontal loads.
Key technical features of the GSR T SERIES include a full ball recirculation system, where balls circulate smoothly through the block and rail interface, ensuring consistent contact and minimal friction. This design enhances load distribution, reducing wear and extending service life. The guide is constructed from high-carbon chromium bearing steel, hardened and precision-ground to achieve tight tolerances and superior surface finish. It offers high rigidity due to its robust structure and four-row circular arc groove design, which increases contact area between the balls and raceways. Additionally, the separate type allows for preload adjustment, enabling customization of stiffness and backlash control to suit specific operational requirements. Sealing systems, such as scrapers and end seals, are integrated to protect against contaminants like dust and chips, making it suitable for harsh environments.
Performance advantages of the GSR T SERIES are notable in its ability to deliver smooth, low-friction linear motion with high positional accuracy and repeatability. The full ball type design minimizes vibration and noise, contributing to quieter operation and improved machine performance. Its high load capacity, combined with excellent resistance to shock and vibration, ensures reliability in high-speed applications. The separate nature of the components simplifies assembly and alignment, reducing downtime during installation or servicing. Moreover, the guide’s corrosion-resistant options and lubrication retention features enhance longevity, even in exposed or variable temperature conditions.
Typical applications span across industrial machinery, automotive systems, and precision equipment. In industrial automation, the GSR T SERIES is commonly used in CNC machine tools, machining centers, and robotic arms, where precise linear guidance is essential for cutting, milling, or positioning tasks. Within the automotive sector, it finds use in assembly lines, welding robots, and testing equipment, providing stable motion under heavy loads and repetitive cycles. For precision instruments, such as semiconductor manufacturing devices, medical imaging systems, or optical alignment equipment, this LM guide ensures minimal deflection and high accuracy, supporting critical processes that demand micron-level precision. Overall, the THK LM Guide GSR T SERIES offers a versatile, high-performance solution for engineers seeking to optimize linear motion systems in diverse, challenging environments.
| Model No. | Outer dimensions | Basic load rating | |||
| Radial | |||||
| Height M |
Width W |
Length L |
Dynamic rating C |
Static rating C0 |
|
| mm | mm | mm | kN | kN | |
20 |
32 |
59.8 |
8.42 |
9.77 |
|
24 |
43 |
74 |
13.6 |
15.3 |
|
30 |
50 |
88 |
20 |
22 |
|
33 |
57 |
103 |
27.8 |
29.9 |
|
38 |
68 |
117 |
37 |
39.1 |
|