| Swing |
12.6 in (320 mm) |
| Center distance
(GE4A/P-50) |
19.6 in (500 mm) |
| Center distance (GE4A/P-100) |
39.4 in (1,000 mm) |
| Center distance (GE4P-150) |
59 in (1,500 mm) |
| Max grinding diameter |
ø11.8 in (ø300 mm) |
| Max load between centers |
330 lb (150 kg) |
| Wheel spindle bearing |
Hybrid-type Toyoda STAT® bearing |
| Wheel drive motor |
5 hp (3.7 kw) |
| Max wheel size (OD x ID) (GE4A's) |
ø18 x 5 in (ø455 x 127 mm) |
| Max wheel size (OD x ID) (GE4P's) |
ø16 x 5 in (ø406 x 127 mm) |
| Max wheel width |
3 in (75 mm) |
| Wheel surface speed |
6,500 sfpm (33 m/sec) |
| Wheelhead rapid feed (infeed) |
394 ipm (10 m/min) |
Wheelhead feed drive motor
(GE4A's) |
1.74 hp (1.3 kw) AC servo |
Wheelhead feed drive motor
(GE4P's) |
1.74 hp (1.3 kw) AC servo |
| Control: |
Toyoda GC32S (GC32G1 (GE4-M)) |
Table swivel (CCW to CW)
(GE4A/P-50) |
12.5° - 0° |
Table swivel (CCW to CW)
(GE4A/P-100) |
10° - 0° |
Table swivel (CCW to CW)
(GE4P-150) |
10° - 0° |
| Table rapid feed |
394 ipm (10 m/min) |
| Table feed drive motor |
2.4 hp (1.8 kw) AC servo |
| Workhead center taper |
MT #4 |
| Workhead spindle speed (variable) |
21 - 500 rpm |
| Workhead drive motor |
1.5 hp (1.1 kw) AC servo |
| Footstock center taper |
MT #4 |
| Footstock max. center retraction |
0.98 in (25 mm) |
| Floorspace (GE4A-50) |
150 x 106 in (3,810 x 2,692 mm) |
| Floorspace (GE4A-100) |
173 x 106 in (4,394 x 2,692 mm) |
| Floorspace (GE4P-50) |
144 x 81 in (3,658 x 2,057 mm) |
| Floorspace (GE4P-100) |
178 x 81 in (4,521 x 2,057 mm) |
| Floorspace (GE4P-150) |
239 x 81 in (6,070 x 2,057 mm) |
| Net weight (GE4A/P-50) |
8,800 lb (4,000 kg) |
| Net weight (GE4A/P-100) |
11,000 lb (5,000 kg) |
| Net weight (GE4P-150) |
13,000 lb (6,000 kg) |
Specifications subject to change.