ESG-3A1632

 

High precision surface grinder : semi-automatic

 

ESG-3A1632 (406 x 813mm)

 

 

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MODEL ESG-3A1632
Table Size 406x813mm(16×32″)
Max.grinding length Longitudinal 813mm(32″)
Max.grinding width Crosswise 410mm(16″)
Max. distance from table surface to spindle centerline Standard column:630mm(24 3/4″); Optional high column:720mm(28 5/16″)
Stadard magnetic chuck size 400x800mm(15 11/16×31 1/2″)
Longitudinal movement of table Max. travel, hydraulic 890mm(35″)
Max. travel, manual 930mm(36 1/2″)
Max. travel,infinitely variable 60HZ,5-25m/min,50HZ,5-20m/min
Cross transverse travel Auto transverse increment 1~25mm(0.04″-1″)
Max. auto transverse travel 430mm(17″)
Max. manual transverse travel 380mm(15″)
Handwheel per revolution 5mm(0.2″)
Handwheel per graduation 0.02mm(0.001″)
Sheelhead vertical infeed Automatic infeed 0.001-0.04mm(0.00005-0.002″)
Step feed (jog) 0.001mm(0.00005″)
Rapid travel, Approx 150mm/min
Slow travel, Approx 6mm/min
Handwheel revolution 1mm(0.05″)
Handwheel graduation 0.005mm(0.0005″)
Grinding spidle drive Speed 60HZ,1750 R.P.M.; / 50HZ,1450 R.P.M.
Power rating Standard:5HP; Optional:7 1/2HP,10HP
Standard grinding wheel Diameter 355mm(14″)
Width 50mm(2″)
Bore 127mm(5″)
Hydraulic motor Power rating 3.0HPx6P
Crossfeed motor Power rating 80Wx6P
Elevating motor Power rating 1/4HPx6P
Floor space Total space required 3290x2200x2050mm(130x87x81″)
Weights Net weight, Approx. 3400KGS(7480LBS)
Gross weight, Approx. 4000KGS(8800LBS)
Rated power, Approx 8 1/2HP(Spindle motor:5HP)

11HP(Spindle motor:7.5HP),

13 1/2HP(Spindle motor:10HP)

Packing dimensions L x W x H 2800x2290x2200mm(110x90x88″)

GENERAL FEATURES

1.Column

Enlarged, honeycomb-ribbed column especially suitable for heavy duty grinding.

2.Construction

Construction of table, saddle and base is casted with high grade iron, strongly ribbed.

3.Spindle

Enlarged spindle set is supported by four preloaded precision angular contact Ball bearings for heavy duty.

4.Slideways

Vertical, cross (double vess) and longitudinal (one vee &one flat) slideways are coated with Turcite-B, provides stable movement and durable accuracy.

5.Automatic Continuous Lubrication System: 

All slideways and screws are fully oiled by automatic continuous lubrication system to eliminate wears on slideways & screws.

6.Cross Feed: 

Ball screw for cross travel, powered by AC motor.

7.Hydraulic Table: 

Table speed ranges 5-25m/min. With rack and pinion table drive for hand operation.

8.Proximity Switch: 

Provide built-in-type (hidden) proximity switch, features safe and easy operation.

9.Table Speed Control: 

Presettable hydraulic table speed control allows operator to pre-set speed rate, enable to get same speed rate when engaging hydraulic table every time.

10.Hand Wheels: 

Zero-setting slip-ring with vernier on vertical handwheel, and vernier on crossfeed handwheel.