8" x 24" Brown & Sharpe #824-Micro-Master, surface grinder, 13.5" work height, 14" diameter x 1" thick wheel, 5" diameter hole, 10-125 FPM, 1979

842 Brown & Sharpe Micromaster Surface Grinder, Power Up & Down, Coolant Pump & Tank, Table Mounted Wheel Dresser, Attached Electrical Panel, As Is
824 BROWN SHARPE MICRO-MASTER SURFACE GRINDER
S/N 523-824-2057 Year: 1979
STANDARD SPECIFICATIONS
CAPACITY
Maximum work width and length……………………………………….… 8 x 24
Maximum work height using 14 diameter wheel…………………………13 1/2
With 4 1/2 extra vertical capacity parts (available at extra cost)………… 18
SPINDLE
Removable unit type with super precision, sealed anti-friction bearing unit.
Choice of drive motor:
Oriflex drive (through six 0rings)……………………………………… 3 HP
Direct drive……………………………………………………………..… 5 HP
Speed:
Oriflex drive………………………………………………………………. 1760 RPM
Direct motor drive………………………………………………………… 1750 RPM
Wheel dimensions, Oriflex drive and direct drive:
Diameter………………………………………………………………….. 14
Thickness (wheel sleeves and guards take wheels up to 11/2 thick……. 1
Hole diameter…………………………………………………………….. 5
STANDARD SPECIFICATIONS
TABLE
Slides on one V and one flat way, 3 T-slots:
Working surface…………………………………………………. 8 x 24
T-slot width……………………………………………………… 9/16
FEEDS
Longitudinal (table) hydraulic any desired rate from…………….10 to 125 FPM
Hand wheel:
Range per revolution……………………………………………… 1 1/2
Maximum longitudinal travel…………………………………….. 28
Cross (spindle slide upright).
Hydraulic:
Amount at each reversal of power table travel. Any desired
increment from ………………………………………………….. .010 to .500
Continuous transverse feed:
For wheel truing………………………………………………….. 10/min.
For rapid transverse wheel positioning…………………………… 75/min.
Hand wheel:
Graduated to read to………………………………………………. .0002
Fine feed knob (optional):
Graduated to read………..………………………………………… .0001
Transverse movement - maximum……………..………………….. 10
Vertical (wheel spindle slide) hand wheel:
Graduated to read to……………………………………………….. .0002
Range per revolution………………………………………………. .050
Fine feed knob:
Graduated to read to……………………………………………….... .0001
Maximum vertical adjustment……………………………………… 14 3/4
Rapid power positioning - rate…………………………………….. 40/min.
HYDRAULIC SYSTEM
Capacity………………………………………………………. 23 gallons
Pump (BS No. 511 - modified) motor………………………. 2 HP
Heat exchanger for oil:
Cooling fan motor…………………………………………….. 1/40 HP
LUBRICATION SYSTEM
Automatic and filtered.Uses same reservoir as hydraulic system.
SHIPPING DATA
Net weight…………………………………………………….. 4725 lbs.
Gross weight………………………………………………….. 5325 lbs.
Dimensions - crated overall:
Height…………………………………………………………. 75
Width and depth………………………………………………. 82 x 80
EQUIPMENT FEATURES
Power up down.
Coolant pump tank.
Table mounted wheel dresser.
Attached electrical panel.
Specifications are deemed accurate, however, subject to verification or prior sale.
All exchange units/returns must be shipped within 30 days. All exchange units/returns must be shipped using DDP terms - Grinders Clearing House, Inc. dba GCH Machinery, is not responsible for any customs formalities or shipping costs.
If Grinders Clearing House, Inc. dba GCH Machinery does not receive exchange/core unit back within 30 days, GCH will invoice FULL replacement cost (OUTRIGHT Cost) to customer.

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