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SPECIFICATION | UNIT | G-500 | UG-500 | |
Distance between centers | mm | 1500/2000/3000/4000 | 1500/2000/3000/4000 | |
Center height | mm | 270 | 270 | |
Dia. ground (O.D) | mm | 25-500 | 25-500 | |
Dia. ground (I.D) | mm | - | 30-200 | |
Grinding length (O.D) | mm | 1500/2000/3000/4000 | 1500/2000/3000/4000 | |
Grinding length (I.D) | mm | - | 320 | |
Loading capacity | kg | 2000 | 1000 | |
Workhead swivel angle | ° | - | 90° | |
Workhead spindle taper | - | MT6 | MT6 | |
Workhead spindle speed | rpm | 10-100 (stepless) | 20-224 (stepless) | |
Wheelhead feed of handwheel per rev. (rough/fine) | mm | 4/0.5 | 4/0.5 | |
Wheelhead feed of handwheel per gra. (rough/fine) | mm | 0.02/0.0025 | 0.02/0.0025 | |
External grinding wheel size | mm | 750x75x305 | 500x75x305 | |
Max. peripheral speed of grinding wheel | m/s | 35 | 35 | |
Internal grinding spindle speed | rpm | - | 10000 | |
Internal grinding wheel size | mm | - | 175x32x32 | |
Table feed of handwheel per rev. | mm | 5 | 5 | |
Table swivel angle (CW) | ° | 3° /2°/2° /1° | 3° /2°/2° /1° | |
Table swivel angle (CCW) | ° | 6° /5° /3° /2° | 6° /5° /3° /2° | |
Table longitudinal feed speed | m/min | 0.1-3 | 0.1-3 | |
Tailstock quill taper | - | MT6 | MT6 | |
Tailstock quill travel | mm | 70 | 70 | |
External grinding motor power | kw | 15 | 5/7.5 | |
Internal grinding motor power | kw | - | 1.5 | |
Workhead motor power | kw | 4 | 4 | |
Roundness | um | 2.5/3/3/3 | 2.5/3/3/3 | |
Cylindricity | um | 8/8/8/12 | 8/8/8/12 | |
Roughness | um | Ra0.32 | Ra0.32 | |
Gross weight | kg | 10/11/13/17 | 10/11/13/17 | |
Packing size (LxWxH) | mm | 5430/5830/7960/9960x2250x2100 |