Precision cylindrical bushings that guide punches, rams, or other moving parts in industrial machinery to ensure accurate alignment and reduce wear.
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Length | 20-150 mm | |
| Hardness | 58-65 HRC | |
| Tolerance | H7/g6 fit | |
| Inner Diameter | 5-80 mm | |
| Outer Diameter | 10-100 mm | |
| Surface Finish | Ra 0.4 μm or better |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
This component is used in the following industrial products
The primary moving component of a hydraulic press brake that applies downward force to bend sheet metal.
A critical component of rotary tablet presses that applies downward compression force to form tablets from powder or granular materials.
A hydraulic-powered punching component within busbar processing equipment that creates precise holes in conductive metal bars.
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The primary function is to guide the punch or ram precisely along its linear path, preventing misalignment, reducing lateral forces, and minimizing wear on the tool and die, which ensures consistent part quality and extends equipment life.
Inspect guide bushings regularly, typically every 500-1000 operating hours or as per manufacturer guidelines. Replace them if there is visible wear, scoring, increased clearance, or loss of precision, as this can lead to part defects or machine damage.
Yes, but they must be designed for high-speed use, often with enhanced lubrication, tight tolerances, and materials like carbide or coated steels to withstand heat and friction. Proper maintenance is crucial to prevent failure.
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