The motorized spindle of 38A3 dental equipment is a special spindle with a diameter of 38mm introduced by EEJA. This spindle increases the power of the spindle and the speed of the spindle. The power can reach 0.5kw and the rated speed is up to 40000rpm. The spindle can clamp 3mm or 4mm tool holder, the joint adopts 9pin metal butt, pneumatic direct tool change device, diameter jump is less than 1 um.
Specification:
No. | Type
Data |
38A/B2 |
01 | Speed(rpm) | 10000~40000 |
02 | Max currency(A) | 4.5 |
03 | Frequency(Hz) | 167~666 |
04 | Voltage(V) | 0~66.6 |
05 | Power(KW) | 0.52(max) |
06 | Shaft-end static runout(um) | 2.0(max) |
07 | Shaft-end dynamic runout(um) | 5.0(at 12mm out) |
08 | Vibration(mm/s) | ≤0.8 |
09 | Mounting diameter(mm) | Φ38.484~38.5 |
10 | Cooling air flow volume(L/min) | ≥40 |
11 | Cooling air pressure(kg f/cm2) | 2.5~3.0 |
12 | Motor winding insulation resistance(MΩ) | ≥500(H级) |
13 | Motor winding withstand voltage test(V/M) | 1500V & 1 minute |
14 | Noise(dBA) | ≤72 |
15 | Tooling releasing pressure(kg f/cm2) | 5.0~6.0 |
16 | Tooling exchange way | Automatic |
17 | Collet torsion force(N·cm) | ≥165(Φ4shank) |
Please refer to our spindle details:
air cooled | 350w 60000rpm | install plate |
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