Construction
An external circulation ball screw consists of a screw shaft, nut, steel balls, a curved tube, and a fixing block. The steel balls circulate between the screw shaft and nut, entering the curved tube from the screw's helical grooves, passing through the tube, and returning to the grooves to perform an infinite looping motion. The curved tube assembly is positioned externally on the nut, defining this configuration as an external circulation ball screw.
Features
Offers broad applicability across a wide range of lead screw outer diameters and pitches, with comprehensive specifications available.
“Do you see over yonder, dear client, those tricky equipment bottlenecks, those wear-and-tear troubles that stall your production? I intend to arm your machines with genuine imported bearings—and stand by with technical support to slay every glitch that comes your way.”
— Hengzhou Bearings







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