VAM GRINDING MACHINE WITH REINFORCED COLUMN MODEL 250 S/V COMPLETE WITH NEW MAGNETIC CHUCK 350 X 150 MM USED MACHINE, CE, REFURBISHED AND SUITABLE FEATURES • Base and column support arm: made of monolithic cast iron of the highest quality with ribs in the points subjected to the greatest stress, so as to allow maximum rigidity to the grinding wheel head. • Grinding wheel motor head: composed of a special three-phase motor with external ventilation and dynamically balanced, whose large spindle rotates on special bearings suitable for high speeds, with automatic backlash recovery. • Column: cast iron, hinged on the special arm by means of large adjustable tapered roller bearings, to allow maximum rigidity to bending. • Rapid vertical feed: obtained by means of a handwheel that acts on a pair of helical gears • Micrometric vertical feed: by means of a pawl placed on the handwheel drum; it can be engaged or disengaged, allowing direct readings on the handwheel vernier of 0.01 mm. ACCESSORIES SUPPLIED • cooling system with electric pump • grinding wheel holder complete with cup wheel • protection cover • service key • very low voltage controls • new permanent magnetic chuck 350 X 150 TECHNICAL DATA Art. 250 S/V DISTANCE BETWEEN TABLE AND GRINDING WHEEL (without magnetic chuck) mm 250 MAXIMUM GRINDING SURFACE mm 170x340 MICROMETRIC FEED BY MEANS OF A KNOB mm 0.01 ROTATION SPEED OF THE GRINDING WHEEL HOLDER SPINDLE rpm 2800 DIMENSIONS OF THE CUP WHEEL mm 200x76x78 GRINDER MOTOR POWER KW 3 ELECTRIC PUMP POWER KW 0.09 MAXIMUM INSTALLED POWER KW 3.09 MACHINE WEIGHT KG 500