RVB 300 – RVC 250
The two types of vertical spindle surface grinders illustrated in this catalogue have a double column structure; the base and fixed column are made of a single casting; the movable column pivots on the base by means of big precision bearings and is provided on the upper part with a support working in oil bath. The spindle rotates on special selfadjusting bearings. The vertical fine feed is obtained through a sensitive drum graduated in 0,01 mm. The two models include a cast iron base and a coolant system, but model RVB 300 is equipped with rectangular table, whilist model RVC 250 incorporates a rotary chuck. The additional table can be supplied with model RVB 300 to obtain 150 mm cross traverse.