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Now Accepting Orders for the Low-Heat Generation, High-Accuracy Ball Screw Model BPFP: Supporting High-Precision Machining and Reducing Energy Consumption with 50% Lower Friction Torque

THK CO., LTD. (Location: Minato, Tokyo; President: Takashi Teramachi; hereinafter referred to as “THK”) is now accepting orders for the Low-Heat Generation, High-Accuracy Ball Screw Model BPFP.

Low-Heat Generation, High-Accuracy Ball Screw Model BPFP
Low-Heat Generation, High-Accuracy Ball Screw Model BPFP

The Low-Heat Generation, High-Accuracy Ball Screw offers the low torque, low heat generation, stable reverse motion, and high axial rigidity required by machine tools, all in one package. THK’s proprietary friction-reducing technology results in less than 50% of the friction torque of existing products.

In addition to minimizing motor load and energy consumption, stabilizing the friction torque also mitigates heat-related expansion and misalignment of the screw shaft as well as thermal effects on surrounding equipment. At the same time, this product enhances the dynamic accuracy of equipment motion and the quality of machined surfaces by limiting reversal spikes (slight protruding errors that occur when machine tools perform circular processes) and other torque changes when the direction of movement is reversed.

The external dimensions conform to ISO standards, and the mounting dimensions and load capacity are the same as earlier products, which makes it easy to upgrade to this new model. With a total of 31 models available (with screw shaft diameters ranging from ∅16 to ∅50), the Model BPFP can serve a range of machine needs involving high-precision processing, energy savings, reduced heat deformation, and easier control and assembly adjustments.

THK will continue to contribute to the performance of a wide range of equipment, from general industrial machinery to precision machinery and high-precision machine tools.

Features

Reduces friction torque by over 50%
THK’s proprietary friction-reducing technology results in less than 50% of the friction torque of existing products, which reduces the amount of energy consumed while the device is in operation.

Significantly reduces heat generation compared to earlier products
The decreased friction torque significantly reduces heat generation, mitigating thermal effects on surrounding equipment.

Improves the quality of machined surfaces
By stabilizing drive-induced friction torque, this product enhances the dynamic accuracy of equipment motion and the quality of machined surfaces.

Multiple clearances (preloads) available to suit your application
In addition to G0 clearance (normal preload), we also offer GM clearance (medium preload), which increases axial rigidity. You can choose the clearance based on the rigidity required for your application.

Load capacity equal to existing products
This product has the same mounting dimensions and offers the same load capacity as existing products, making it easy to upgrade to this new model.

Related information

Learn more about the Low-Heat Generation, High-Accuracy Ball Screw Model BPFP here

Note: This information was originally released in Japanese on October 21, 2026.

Contact information

Please direct any media inquiries to:

Marketing & Public Relations Department, THK CO., LTD.
Phone: +81-3-5730-3845
E-mail: thk-sp@thk.co.jp