HOME > Products > Lapping Machines > EJW-1600/2500/3200I

EJW-1600/2500/3200I

Engis Super-large-scale Precision Lapping System

EJW-1600/2500/3200I

We also manufacture super-large-scale lapping systems with plate surface diameters in the range of 1600 mm to 3200 mm. Each system is also mounted with a high-precision facing unit.

Specifications

Water-cooled spindle
(with a slow-start/stop function)
0 through 80 rpm
Main motor 610I: 200 V, 2.2 kW, 3-phase
710I: 200 V, 3.7 kW, 3-phase
910I: 200 V, 7.5 kW, 3-phase
1200I: 200 V, 11 kW, 3-phase
Standard surface plate size
(Outer diameter x Inner diameter)
610I: ø610 mm x ø210 mm 710I: ø710 mm x ø210 mm
910I: ø910 mm x ø310 mm 1200I: ø1200 mm x ø400 mm
Air cylinders 610I / 710I: Single axis, Max. 130 kg
910I: Single axis, Max. 200 kg
1200I: Single axis, Max. 300 kg
Roller-arm support method Three stations
Main power 610I / 710I: 200 V, three-phase 30 A
910I / 1200I: 200 V, three-phase 50 A
Main unit size 610 I / 710 I : 1500 mm W × 900 mm D × 2100 mm H
910 I : 1800 mm W × 1500 mm D × 2200 mm H
1200 I : 2200 mm W × 2000 mm D × 2300 mm H
Net weight  610I / 710I: 1300 kg
910I: 3000 kg
1200I: 4500 kg

 

Model vs Workpiece Size

 

Model
(Plate Surface Diameter)
Standard Ring Size
(Outer Diameter x Inner Diameter)
Workpiece Size
(Reference Size)
EJW-610I 286 mm x 250 mm 248 mm
EJW-710I 360 mm x 322 mm 320 mm
EJW-910I 435 mm x 385 mm 383 mm
EJW-1200I 500 mm x 452 mm 450 mm
EJW-1600I Custom-made 700 mm
EJW-2500I Custom-made 1000 mm
EJW-3200I Custom-made 1300 mm