SPECIFICATION FOR HIGH-SPEED AIR SPINDLE
Rotation speed – 2K ~ 75K [rpm]
Air supply
Pressure :5~7 [bar]
Flow rate :30-40 [lpm]
Filtering :0.01 [µm]
Dew point :lower then 15 [
C]
Oil residue :lower then 0.1 [ppm]
Static run-out of the rotor
Radial direct. (max) :0.35 [µm]
Thrust direct (max) :0.35 [µm]
Dynamic run-out of the rotor
Radial direct(max) :1 [µm]
Thrust direct. (max) :1 [µm]
Radial direct. Fluctuation between peaks :0.3 [µm]
Thrust direct. Fluctuation between peaks :0.3 [µm]
Rigidity of the rotor
Radial direct. :7 [N/µm]
Thrust direct. :9 [N/µm]
Load capacity
Radial direct. :30 [N]
Thrust direct. :100 [N]
General
Shaft Axial Extension @ Tm = 40 [
o
C] :4 [µm]
Spindle Weight :3 [Kg]
Rotor Inertia :6 E-5 [Kg*m
2
]
Noise level 0 up to 10 Krpm (max) :70 [db])@
100 OM
Resistance between shaft & frame :1 [MΩ]
Balance:G0.4 @ ISO 1940 :0.03 [gmm]
CE standard : corresponding
Floating Point : 3 [bar]
