Sphero mini

Microfinish / Superfinish machining of concave and convex surfaces, such as balls or spherical caps
The Sphero mini is the innovative precision solution for machining concave and convex surfaces, such as balls or spherical caps.
This compact and ultra mobile attachment device for Microfinish / Superfinish machining optimises roundness and surface quality in the µ-range and can be adapted to many machines.


Workpiece ø depending on tool 5 – 150 mm
Performance 1.9 kW
Rotational speed approx. 0 – 5,600 min-¹ (infinitely adjustable)
Torque 7.5 Nm (840 – 2,430 min-¹)
Machining force adjustable up to 140 N (6 bar)
Stroke 50 mm
Interface 20 mm holder for clamping in the tool carrier
of a conventional grinding machine (Multifix, etc.)
Other sizes or mounting angles possible
Weight approx. 35 kg


Standard 400 V, 50 Hz
Pneumatic 4 – 6 bar
Detergent 0.5 – 2 bar


  • Integration into existing machine control possible, but not necessary


Sphero mini product brochure (PDF file)


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