BROWN & SHARPE 1020U Universal Cylindrical Grinder USA #8305

BROWN & SHARPE 1020U Universal Cylindrical Grinder USA #8305
Reference # 8305
Model # 1020U
Serial # 521-1020-232
Year of manufacture- 1977’
Swing over table- 10”
Distance between centers- 27”
Grinding wheel speed- 2100, 2400, 2800 R.P.M.
Grinding wheel size- 12” x 1” x 5”
WHEEL SPINDLE SWIVELS- 90 DEGREES EITHER WAY
WORKHEAD INFINITELY VARIABLE SPINDLE SPEEDS 60 TO 600 RPM
HEADSTOCK SPINDLE NOSE TAPER A2-5
HEADSTOCK SWIVELS EITHER SIDE OF ZERO 90 DEGREES
INFINITELY VARIABLE TABLE SPEED 3 TO 150 IPM
TABLE PER REV. OF HANDWHEEL- SLOW 0.1" / FAST 1.5"
DWELL AT EACH OR ALTERNATE TABLE REV. 0-2.5 SEC.
TABLE SWIVEL, SCALES FOR ANGULAR SETTING- 8.25 DEGREES
SCALES-TAPER PER FOOT- 3.5"
MAX. TRAVEL OF WHEELSLIDE- 5"
CROSSFEED HANDWHEEL GRAD.- 0.00002"
AUTOMATIC CROSS FEED, REDUCTION IN DIAMETER OR WORK AT EACH OR ALTERNATE REVERSALS 0.0001" - 0.003"
HAND FEED PER REV. OF HANDWHEEL- SLOW 0.1"/ FAST 0.3"
TAILSTOCK SPINDLE TAPER- #7 JARNO
TAILSTOCK SPINDLE TRAVEL- 5.8"