Berco External Grinding Machine

Height of centers over table- 10 1/4" (260mm)

Max swing over table- 20 1/2" (520mm)

Max distance between centers- 60" (1500mm)

Max distance between self-centering chucks - 58" (1470mm)

Max eccentricity of work heads- 4 3/8" (110mm)

Max weight admitted between centers- 440 lbs. (200kg)

Max dia which can be ground with new wheel- 5" (125mm)

Max dia admitted on steady rests- 5" (127mm)

Max dia of the grinding wheel- 28" (710mm)

Standard thickness of grinding wheel- 1" (25mm)

Max thickness of Grinding wheel- 2 1/2" (63mm)

Dia of self-centering chucks (on standard type work heads)- 6 5/16" (160mm)

Wheel head feed per turn of head wheel- .040" (1mm)

Hydraulically operated wheel head fast travel- 5 1/8" (130mm)

Wheel head micrometer travel- 6 3/8" (162mm)

Workpiece rotation speeds (3)- 20-40-63 rpm

Micrometer table feed per turn of handwheel- .220" (5.6mm)

Fast table automatic feed speed- 217" 

Wheel head motor- 6 1/2 hp

Headstock Motor- 0.5 hp

Hydraulic system motor- 1 hp

Table Motor- .75 hp

Motoro driven pump- 0.20 hp.