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VOUMARD 5 A is an Internal grinding machine of high precision, built for superior accuracy and reliability. Capacities: min Ø 5 mm – max Ø 200 mm, grinding depth 250 mm, centre height 180 mm, distance between centres 1000 mm, spindle hole 50 mm, table travel 3–600 mm. Main specs: workpiece spindle 6 steps 125–1000 t/min; grinding spindle 3,600–40,000 t/min; motors: workpiece 1.0 kW, grinding 4 kW; supply 3×380 V 50 Hz; total installed power 8.7 kW; weight ≈2700 kg; dims L1800×W900×H1500 mm. Accessories: coolant system, set of flanges, 3 internal grinding spindles (max speeds 18,000 and 28,000 t/min), steady and tool cabinet. Achieves tight tolerances; suited for automotive, aerospace, watchmaking, medical and machine-tool industries.
Technical specifications are subject to change without notice
| Min. internal grinding diameter | 5 mm |
| Max. internal grinding diameter | 200 mm |
| Grinding depth | 250 mm |
| Centre height | 180 mm |
| Distance between centres | 1000 mm |
| Workpiece spindle speeds: | |
| number (steps) | 6 |
| from | 125 t/min |
| up to | 1000 t/min |
| Spindle hole | 50 mm |
| Possible grinding-spindle speeds: | |
| from | 3600 t/min |
| up to | 40000 t/min |
| Grinding table travel: | |
| min. | 3 mm |
| max | 600 mm |
| Table speeds: | |
| stepless | |
| from | m/min |
| up to | 10 m/min |
| Voltage 50 Hz 3x | 380 Volt |
| Workpiece spindle motor | 1.00 kW |
| Drive for internal grinding spindle | 4 kW |
| Total power required | 8.7 kW |
| Machine's weight about | 2700 kg |
| Overall dimensions machine: | |
| Length | 1800 mm |
| Width | 900 mm |
| Height | 1500 mm |
| Various accessories: | |
| Coolant system | |
| Set of flanges | |
| Internal grinding spindle: | |
| numbers | 3 |
| max. speed | 18000 t/min |
| max. speed | 28000 t/min |
| Steady | |
| Tool cabinet |
