Specification | Unit | GHM500 | GHM800 | GHM1000 |
Max. cutting modulus (steel) | mm | 5 | 6 | 8 |
Max. cutting modulus (cast iron) | mm | 6 | 8 | 10 |
Max. diameter of spur gear (with rear column) | mm | 350 | 450 | 450 |
Max. diameter of spur gear (without rear column) | mm | 500 | 800 | 1000 |
Max. diameter of cylindrical helical gear (30°) | mm | 370 | 500 | 500 |
Max. diameter of cylindrical helical gear (45°) | mm | 250 | - | - |
Max.diameter of cylindrical helical gear (60°) | mm | - | 190 | 190 |
Max. vertical stroke length of hob | mm | 260 | 275 (375) | 275 |
Max. hobbing length | mm | 240 | 255 (355) | 255 |
Distance from hobbing spindle to worktable Max. | mm | 320 | 500 | 500 |
Distance between center lines Min. | mm | 25 | 30 | 30 |
Distance from worktable to hobbing spindle Min. | mm | 170 | 195 | 195 |
Diameter of interchangeable hob spindle | mm | 22, 27, 32 | 22, 27, 32 | 22, 27, 32 |
Max. diameter of hob | mm | 120 | 120 (220) | 120 |
Table hole diameter | mm | 60 | 80 | 80 |
Diameter of worktable spindle | mm | 30 | 35 | 35 |
Hobbing spindle speed steps | steps | 8 | - | - |
Hobbing spindle speed range | rpm | 50-275 | 48-192 | 48-192 |
Vertical hobbing feed per revolution | mm/r | 0.24-4.25 | 0.25-3 | 0.25-3 |
Main motor power | kw | 3 | 3 | 5.5 |
Main motor rotation speed | rpm | 1430 | 1430 | 1430 |
Pump motor power | kw | 0.125 | 0.04 | 0.04 |
Pump motor rotation speed | rpm | 2790 | - | - |
Machine weight | kg | 2400 | 3300 | 4300 |
Machine size (LxWxH) | mm | 1825×935×1730 | 2290x1100x1910 | 2290x1100x1910 |