Almadani, M. Ikhsan; Siswanto, Rudi
(ROTARY Jurnal Teknik Mesin Universitas Lambung Mangkurat, 2020-09)
The polishing and sandpaper machine is one of the tools that works using
electrical energy. The mechanical properties of a metal or alloy can be observed,
one of which is by analyzing the microstructure of the material. ...