NEW 8" x 20" SHARP SG-820-2A AUTOMATIC SURFACE GRINDER

Type

Grinders, Surface, Recip.

Manufacturer

SHARP

Model

G-820-2A

Year

Not provided

Stock #

14612

Condition

New

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NEW 8" x 20" SHARP SG-820-2A AUTOMATIC SURFACE GRINDER

Specifications

Equipped With

NEW 8" x 20" SHARP SG-820-2A AUTOMATIC SURFACE GRINDER

Double V ways for cross travel, one V one flat way for longitudinal travel.

Slide ways are hand scraped and coated with TURCITE B.

Automatic cross feed.

Automatic down feed with numerical control (Model SG820-3A only).

Accurate slot grinding using saddle locking system and ball screw cross feed.

Advanced hydraulic system with independent oil tank for vibration free table.

Automatic lubrication system.

Hydraulic table stroke setting.

Maximum grinding length	21.7"
Maximum grinding width	8.7"
Max distance: table to spindle center	15.7”
TABLE
Working surface (W x L)	8 x 20"
Maximum longitudinal travel	23.6"
Maximum cross travel	9.25"
FEED
Hydraulic feed	3.3-82 ft/min
Hand feed per revolution (longitudinal)	2.7 ft./rev
Graduation of hand wheel (cross)	0.0008"
Hand feed per revolution(vertical)	0.04 in/rev
Graduation of hand wheel (vertical)	0.0001"
Intermittent feed	0.006-0.4”
Continuous transverse feed	47.2 in/min
Hand feed	0.2 in/rev
SPINDLE AND WHEEL
Spindle motor2	HP
Spindle speed	3,420 rpm
Grinding wheel, outside diameter	8”
Grinding wheel bore	1.25”
Grinding wheel width	0.5”
GENERAL
Hydraulic motor	1 HP
Floor space (W x H x L)	83 x 59 x 78”
Net wt. (approx.)	2,540 lbs

Standard Accessories

Grinding wheel (8”x1.25”x0.75”)
Wheel adapter/flange
Auto lube system
Coolant system (12 gal.)
Work light
Balance arbor
Diamond dresser
Tool kit

Optional Accessories

Grinding wheel (10”x1.25”x0.75”) with vari-speed wheel control
8”x20” electro magnetic chuck
8”x20” fine pole electro magnetic chuck
Parallel dresser (overhead)
Balance stand
Extra wheel adapter/flange
Coolant system (12 gal) with splashguard
Dust collector
Coolant system (25 gal.) with paper filter
Coolant system (25 gal.) with paper filter and magnetic separator
Digital Readout System

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