Ball screw is also called a ball screw CNC, recirculating ball screw, or linear ball screw.
DFU ball screw and SFU ball screw have a similar structure. DFU is a double-nut CNC ball screw, SFU is a single-nut linear ball screw.
So DFU recirculating ball screw is more accurate and longer life than SFU.
We’re a leading supplier of Ball screws, Linear Rails, Linear Bearings, Support Units, Motor Brackets, Couplings, etc.
Chinese producer for ball screw, linear rail, hard chrome shaft, linear bearing, and so on.
We will contact you within 1 working day, please pay attention to the email with the suffix “@limobearing.com”.
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