Michele Bertola (46 years old) and his son Teresio (14) on the early 50’s
Teresio (74 years old) and his son Michel (48) in 2010
The Martigny plant in Switzerland
Our Settimo Torinese branch in Italy
Grinding of a cylinder Ø1500 x 3000 mm
Nickel plated cylinder Ø2000 x 4500 mm
Ballet of cylinders
Installation of a Ø2000 x 4000 mm cylinder for grinding
South part of the plant with lifting height for placing parts up to 13 meters in length in vats.
Installation of a cylinder for grinding
View of part of the grinding hall
Typical case of “fretting” on a turbine shaft for an hydroelectric plant
Preparation of a cylinder Ø600 x 10900 mm for polishing
Polishing
Fall lights
Measurements and controls to the hundredth up to Ø2500
Cylinder handling
Installation of a Ø1762 x 7290 stirrer for machining the dowels
Finish grinding on chrome to a rugosity of Ra 0.03µ
Storage hall for parts in progress or ready for shipment
East side view of the main hall
South view of the side hall
Cylinder Ø1200mm x 2400mm with grinding finish on chrome Ra<0.025µm
Machining and grinding of a steel tube of Ø1980mm x 4265mm and 10 Tons
Nickel plating of the seats for a Ø620mm x 8080mm turbine shaft
Honing a cylinder with Øi = 750mm
