The THK FBL35B Series represents a compact, high-precision linear motion solution engineered for light-load applications where space constraints, smooth operation, and accuracy are paramount. This single slide rail system features a robust, integrated design combining a precision-ground rail and a compact, pre-loaded carriage block. The FBL35B model is characterized by its 35mm nominal width, offering a balanced profile for machinery requiring a slim footprint without sacrificing structural integrity or performance. Manufactured from high-grade carbon steel with a selective black oxide coating or optional stainless-steel variants, the series provides excellent corrosion resistance and durability in diverse industrial environments. Key technical features of the FBL35B Series include the incorporation of THK’s patented LM guide technology, which utilizes a recirculating ball bearing system within the carriage. This design ensures minimal friction, high rigidity, and exceptional travel smoothness. The balls are precision-ground and arranged in a Gothic arch groove profile, enabling four-directional equal load capacity—a critical attribute for applications subject to moment loads or varying force vectors. Pre-loading is applied to eliminate internal clearance, resulting in zero backlash and enhanced positional accuracy. The integrated sealing system, featuring scrapers and end seals, effectively excludes contaminants like dust, chips, and moisture, prolonging service life and maintaining performance in harsh conditions. Additionally, the series is designed for easy installation, with alignment shoulders and tapped holes simplifying integration into machine frames. Performance advantages of the FBL35B are substantial, delivering high-speed capability with low noise and vibration, thanks to the optimized recirculation path and high-quality finishing of components. Its low friction coefficient translates to reduced drive power requirements, enabling energy-efficient operation and extending the lifespan of associated motors and drives. The series achieves positioning accuracy within microns, making it ideal for precision tasks, while its high stiffness ensures minimal deflection under load, maintaining accuracy during dynamic movements. Maintenance needs are minimal due to the long-term lubrication retention and effective sealing, reducing downtime and total cost of ownership. Typical applications for the FBL35B Series span across industries where reliability and precision in compact spaces are critical. In industrial machinery, it is commonly deployed in automated assembly systems, pick-and-place robots, and precision measuring instruments, where smooth, accurate linear motion is essential for throughput and quality. Within automotive manufacturing, the series finds use in welding equipment, small component transfer systems, and testing apparatus, benefiting from its durability and contamination resistance. In precision equipment, such as medical device manufacturing, semiconductor handling systems, and optical positioning stages, the FBL35B’s high accuracy and low particulate generation ensure contamination-free and repeatable performance. Its versatility also extends to packaging machinery, printing systems, and laboratory automation, where its compact design and reliable operation support efficient, high-precision processes.

The THK FBL35S P14 SERIES represents a specialized linear motion solution engineered for light-load applications where precision, compact design, and smooth operation are paramount. This single slide rail system features a 35mm rail width and incorporates a unique ball retainer mechanism within the LM block to prevent ball-to-ball contact, significantly reducing noise, vibration, and heat generation during movement. The series utilizes a compact, high-rigidity design with a steel-reinforced resin end seal that effectively protects the internal ball recirculation system from contaminants like dust and chips. Its low-profile configuration minimizes the overall installation height, making it an ideal choice for space-constrained machinery. Key technical features include a highly efficient ball groove geometry that provides stable, high-precision linear guidance. The LM block is pre-loaded to eliminate internal clearance, ensuring high rigidity and positional accuracy right out of the box. The corrosion-resistant surface treatment on both the rail and block enhances durability in various operating environments. The series is designed for easy installation with standard mounting holes aligned for straightforward integration into machine frames and structures. Performance advantages are particularly notable in applications requiring quiet, smooth motion with minimal maintenance. The ball retainer system not only reduces acoustic noise but also decreases friction, leading to lower driving force requirements and improved energy efficiency. This results in extended service life and consistent accuracy over prolonged operation cycles. The sealed design maintains lubrication integrity and prevents contaminant ingress, reducing the need for frequent maintenance intervals. Typical applications span across multiple precision industries. In industrial automation, the FBL35S P14 is commonly deployed in pick-and-place units, small CNC tool changers, and precision measuring instruments where its quiet operation and accuracy are critical. Within automotive manufacturing systems, it serves in compact assembly robots, sensor positioning slides, and electronic component testing equipment. The series finds significant use in precision equipment such as medical device manufacturing platforms, semiconductor handling systems, and optical alignment devices where vibration-free motion and dimensional stability are essential for product quality. Its light-load capacity and compact footprint make it particularly suitable for modern equipment designs prioritizing space optimization without compromising on motion control performance.

The THK FBL35S P13 SERIES represents a specialized single slide rail solution engineered for light load applications where precision, compact design, and reliable linear motion are paramount. This model features a 35mm rail width and a standardized P13 pitch for mounting holes, ensuring compatibility and ease of integration into diverse mechanical systems. Constructed with high-carbon chromium bearing steel, the rail and block are subjected to rigorous heat treatment processes to achieve a surface hardness of approximately HRC 58-64, providing exceptional resistance to wear and deformation under operational stresses. The incorporation of THK's proprietary Caged Ball technology is a defining feature, where precision steel balls are retained within a resin cage. This design minimizes friction, eliminates ball-to-ball contact, and significantly reduces noise and vibration during movement, while also allowing for smoother motion at high speeds and enhancing overall service life by preventing lubricant starvation. Performance advantages of the FBL35S P13 SERIES are substantial, beginning with its ability to maintain high positional accuracy and repeatability, critical for applications demanding micron-level precision. The low friction coefficient, achieved through optimized ball recirculation and optional pre-load adjustments, results in reduced driving force requirements, enabling the use of smaller, more energy-efficient motors and drives. This contributes to lower operational costs and heat generation. The series supports high-speed travel up to 2 m/s and accelerations of 15 m/s², making it suitable for dynamic applications. Its sealed design, featuring integrated scrapers and end seals, effectively excludes contaminants like dust, chips, and moisture, ensuring reliable performance in harsh environments without frequent maintenance. Additionally, the compact and lightweight structure allows for space-saving installations without compromising load capacity, which includes a dynamic load rating of 6.8 kN and a static load rating of 10.2 kN, facilitating stable operation under moment loads. Typical applications span multiple industries, leveraging the series' precision and durability. In industrial machinery, it is commonly deployed in automated assembly lines, pick-and-place robots, and precision measuring instruments, where smooth, accurate linear motion is essential for throughput and quality control. Within automotive systems, the FBL35S P13 SERIES finds use in welding equipment, component testing jigs, and dashboard assembly mechanisms, benefiting from its resistance to vibration and contaminants. In precision equipment, such as semiconductor manufacturing tools, medical devices, and optical positioning systems, its low particle generation and high-speed capabilities ensure clean, reliable operation critical to sensitive processes. Overall, the THK FBL35S P13 SERIES delivers a balanced combination of technical sophistication, performance efficiency, and application versatility, making it an ideal choice for engineers seeking to optimize light load linear motion in demanding environments.

The THK FBL35J Series represents a specialized linear motion solution engineered for light-load applications where precision, compact design, and operational efficiency are paramount. This single slide rail system features a 35mm rail width and incorporates a unique ball retainer mechanism within its LM block, which prevents ball-to-ball contact, significantly reducing noise, vibration, and heat generation during movement. The FBL35J is characterized by its high rigidity and stable accuracy, achieved through a four-row circular arc groove design that provides an optimal contact angle for the load-carrying balls. This configuration ensures a high load capacity and moment resistance from all directions, enhancing the system's durability and positional precision. Key technical features of this series include its compact cross-section and lightweight construction, making it an ideal choice for space-constrained installations. The integrated ball retainer not only minimizes acoustic emissions but also allows for smoother motion at high speeds, contributing to longer service life by reducing wear on critical components. The FBL35J is designed for easy maintenance, with options for re-lubrication to sustain performance over extended periods in demanding environments. Its construction materials and surface treatments are selected to resist corrosion and withstand contaminants, ensuring reliable operation even in less-than-ideal conditions. Performance advantages of the FBL35J Series are evident in its ability to deliver consistent, low-friction linear motion with minimal maintenance requirements. The reduction in noise and vibration translates to quieter machinery operation, which is crucial in settings like laboratories or automated offices. Its high-speed capability and accuracy make it suitable for applications involving rapid cycling and precise positioning. The efficiency gains from its smooth motion profile can lead to energy savings and increased throughput in automated systems. Typical applications for the THK FBL35J Series span across various high-precision industries. In industrial machinery, it is commonly employed in automated assembly lines, pick-and-place robots, and precision measuring instruments where reliable, repeatable motion is essential. Within automotive manufacturing systems, this series finds use in component testing equipment, small actuator mechanisms, and robotic welding arms that require durability and precision under light loads. In the realm of precision equipment, the FBL35J is integral to medical device manufacturing, semiconductor processing tools, and optical positioning systems, where its quiet, vibration-free operation and exact movement control are critical to product quality and process integrity. Its versatility and reliability make it a foundational component in advancing automation and precision across modern industrial and technological sectors.

The THK FBL35M SERIES Slide Rail represents a specialized linear motion solution engineered for single-axis applications requiring high precision under light load conditions. Built around a compact 35mm rail width, this system incorporates THK's advanced ball retainer technology that prevents ball-to-ball contact within the carriage, significantly reducing noise generation while maintaining exceptionally smooth motion characteristics. The series features a unique seal design with multi-contact labyrinth seals that effectively exclude contaminants without increasing sliding resistance, making it particularly suitable for clean environments or applications where particulate generation must be minimized. Technical specifications reveal a system optimized for precision performance, with standard straightness accuracy maintained within 7μm per meter and height variations controlled to within ±0.1mm. The FBL35M achieves remarkably low starting friction through THK's proprietary C-Lube lubricating system, which provides long-term lubrication stability while allowing for relubrication maintenance intervals. Load capacity ratings demonstrate the series' balanced performance, with basic static load rating of 19.6kN and basic dynamic load rating of 13.2kN, carefully calibrated for light to moderate loading scenarios. The compact cross-section design, with rail height of 24mm and carriage width of 60mm, enables space-efficient integration while maintaining structural rigidity. Performance advantages extend beyond basic specifications to include vibration damping characteristics that contribute to improved positioning accuracy in high-speed applications. The ball retainer system not only reduces audible noise to approximately 45dB during operation but also prevents temperature rise typically associated with conventional linear guides, ensuring thermal stability during continuous operation. Maintenance requirements are significantly reduced compared to standard linear guides, with the sealed design protecting against dust, chips, and other contaminants while the corrosion-resistant surface treatment options provide durability in various environmental conditions. Industrial applications span multiple sectors where precision motion in constrained spaces is paramount. In semiconductor manufacturing equipment, the FBL35M SERIES facilitates precise wafer handling and positioning within cleanroom environments, where low particulate generation and smooth operation are critical. Automotive production systems utilize these guides for instrument panel assembly robots, small component transfer mechanisms, and testing equipment positioning stages. Precision instrumentation applications include coordinate measuring machines, optical alignment systems, and medical device manufacturing equipment where the combination of compact dimensions, high accuracy, and minimal vibration transmission delivers reliable performance. The series also finds extensive use in packaging machinery for product positioning, electronic component insertion systems, and laboratory automation where repeatable linear motion in light load scenarios is essential for process consistency and quality assurance.

The THK FBL35S Series represents a specialized linear motion solution engineered for light-load applications where precision, compactness, and cost-efficiency are paramount. This single slide rail system, built around a 35mm rail width, incorporates a unique ball retainer mechanism within the slide block that prevents ball-to-ball contact, significantly reducing friction, heat generation, and noise during operation. The design utilizes THK's proprietary Caged Ball technology, which not only ensures smoother and more consistent motion but also allows for higher maximum speeds compared to conventional linear guides. The FBL35S is pre-lubricated and features integrated seals on both sides of the block to effectively exclude contaminants like dust and chips while retaining grease, resulting in minimal maintenance requirements and an extended service life even in environments with moderate particulate pollution. Performance advantages of the FBL35S Series are immediately apparent in its operational characteristics. The caged ball design drastically lowers rolling resistance, leading to exceptionally smooth movement with minimal stick-slip, a critical feature for applications involving high-precision positioning or delicate workpiece handling. This low-friction performance also contributes to reduced driving force requirements, enabling the use of smaller, more energy-efficient motors and drives, which in turn lowers the total cost of the system. The series offers high rigidity and load capacity for its compact form factor, capable of handling moment loads reliably. Its lightweight construction, combined with high accuracy and repeatability, makes it an ideal component for accelerating and decelerating mechanisms where dynamic response is crucial. Typical applications for the FBL35S are found across industries that demand reliable, precise linear motion in confined spaces. In industrial machinery, it is extensively used in the pick-and-place units of automated assembly lines, the sliding doors of CNC machining centers, and the positioning stages of precision measuring instruments. Within the automotive manufacturing sector, this series is commonly deployed in automated welding gun manipulators, parts transfer systems between assembly stations, and sensitive testing equipment for components like sensors and fuel injectors. In the realm of precision equipment, the FBL35S is integral to the motion systems of semiconductor wafer inspection tools, medical device manufacturing apparatus, and the optical positioning stages used in laser processing and 3D scanning systems. Its combination of compact design, quiet operation, and maintenance-free performance makes it a versatile and dependable choice for enhancing the efficiency and accuracy of modern automated systems.

The THK FBL27S P14 SERIES Slide Rail Single Slide Light Load Model represents a specialized linear motion solution engineered for applications demanding precision, compactness, and reliable operation under modest loading conditions. This series features a rail width of 27mm and a standardized pitch of 14mm between mounting holes, providing a robust yet streamlined foundation for automated systems. Its construction integrates a high-rigidity slide unit that travels along a precision-ground rail, ensuring smooth and accurate linear guidance. The system incorporates THK's advanced Caged Ball technology, where the recirculating steel balls are maintained within a resin cage. This design fundamentally reduces friction, minimizes heat generation, and prevents ball-to-ball contact, which significantly diminishes noise and vibration during operation while extending the component's service life by reducing wear. Key technical features of the FBL27S P14 include its compact cross-section, which is ideal for machinery with space constraints. The slide unit is pre-loaded to eliminate internal clearance, granting high positional accuracy and excellent resistance to moment loads. Seals are integrated on both ends of the slide unit to effectively shield the internal ball recirculation paths from dust, chips, and other airborne contaminants, ensuring consistent performance in challenging industrial environments. The rail is manufactured from high-carbon chromium bearing steel, hardened and precision-ground to achieve exceptional straightness and surface finish. The performance advantages of this model are substantial. Its light-load optimized design results in remarkably low rolling resistance, enabling high-speed motion with minimal drive force, which in turn reduces the required motor size and overall energy consumption. The caged ball construction provides exceptional smoothness and quiet operation, making it suitable for noise-sensitive applications like laboratory or medical equipment. The high rigidity and accuracy ensure repeatable positioning, which is critical for processes involving assembly, inspection, or precise material handling. Maintenance requirements are minimal due to the effective sealing and long-lasting lubrication, contributing to higher machine uptime and reduced total cost of ownership. Typical applications for the THK FBL27S P14 SERIES are found across various high-tech industries. In industrial machinery, it is commonly used in the linear axes of small CNC routers, pick-and-place units, automated packaging machines, and 3D printer gantries. Within automotive manufacturing systems, it guides sensors, small actuators, and camera modules on automated inspection and testing lines. For precision equipment, this slide rail is an ideal component in optical positioning stages, semiconductor wafer handling mechanisms, laboratory automation devices, and medical diagnostic instruments where compact size, quiet running, and flawless motion fidelity are paramount.

The THK FBL27S Series represents a compact, high-performance single slide rail system engineered for light-load applications where precision, space efficiency, and reliability are paramount. Designed with a 27mm rail width, this model integrates THK’s advanced linear motion technology to deliver smooth, low-friction movement with exceptional accuracy and durability. Its construction features a rigid aluminum alloy base and a precision-ground rail, ensuring minimal deflection and stable operation under dynamic loads. The integrated ball recirculation system, a hallmark of THK’s engineering, reduces wear and maintenance needs while providing consistent performance over extended periods. Key technical features of the FBL27S Series include its compact cross-sectional design, which optimizes space utilization in confined machinery layouts. The slide rail incorporates THK’s proprietary Caged Ball technology, where balls are retained in a cage to prevent contact between them, significantly reducing noise, heat generation, and friction. This results in smoother motion profiles and enhanced positional accuracy, with repeatability tolerances as tight as ±0.01mm. The series is pre-lubricated with high-performance grease, supporting long-term operation without frequent re-lubrication, and is available in sealed variants to exclude contaminants like dust and moisture in harsh environments. Additionally, the FBL27S is designed for easy installation, with standardized mounting holes and alignment features that simplify integration into existing systems. Performance advantages of the FBL27S Series are evident in its ability to maintain high-speed operation with minimal vibration and energy consumption. The low-friction design reduces driving force requirements, allowing for the use of smaller, more cost-effective actuators and motors. This efficiency translates to lower operational costs and extended service life, even in high-cycle applications. The rail’s high rigidity and load capacity—supporting moments and loads typical of light-duty tasks—ensure reliable performance under varying conditions, from rapid reciprocating motions to precise positioning tasks. Its corrosion-resistant options, such as stainless steel components, further enhance suitability for environments exposed to chemicals or humidity. Typical applications for the FBL27S Series span across industrial machinery, automotive systems, and precision equipment. In industrial automation, it is commonly deployed in pick-and-place robots, linear actuators for conveyor systems, and guiding mechanisms in packaging machinery, where its compact size and accuracy streamline operations. Within the automotive sector, the series finds use in assembly line fixtures, testing equipment for components like sensors or valves, and automated welding systems that demand repeatable, low-friction motion. For precision equipment, the FBL27S is ideal in medical devices such as diagnostic scanners or laboratory automation, semiconductor manufacturing tools for wafer handling, and optical alignment systems where minimal vibration and high positional stability are critical. By combining robust design with THK’s reliability, this series offers a versatile solution for enhancing efficiency and precision in light-load linear motion applications.