Roulage Lourde

The instrument is composed by:
– Support plate of sample perpendicular to the load support axis that rotates in a orizontal plane to a 93 ± 2 RPM speed throught a electrical engine
– Vertical axis perpendicular to the support plate where it’s fixed the wheel that supported all of the group load applied of 295 N ÷ 2N
– A counter permits to stop the test, after 22320 revolutions (about 4 hours or 14.000 mt)
– Fast replacement of the tile test with automatic lifting of the weight
– Two inclined strips of 100 mm lenght whose section is a triangle with a base of 20 mm and height of 3 mm
– Wheel cast iron graphite with the following characteristics:
– Diameter: 50 mm (0 ÷ 1 mm)
– Width: 20 mm (0 ÷ 2 mm)
– Rotation and direction free

Support frame for a cement plate of:
– 40×40 cm
– Thickness 4 cm