Metal spinning, Trycksvarvning (widesoft inner 1)

Trycksvarvning Metal spinning
Företag Älgarås Metallhantverk AB Sweden
Metal spinning, also known as spin forming or spinning, is a metalworking process by which a disc or tube of metal is rotated at high speed and formed into an axially symmetric part. Spinning can be performed by hand or by a CNC lathe. This is a peace of art work, we are producing high quality photo light.

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Notice the guy is belted to the lathe so he can apply more force to the work.