Leybold TMP-50 Turbomolecular pump with mechanical rotor suspension.
Price for turbo vacuum pump Leybold Turbovac TMP-50 http://provac.com/products.php?pid=42&keywords=Leybold/Oerlikon
Ultimate Pressure <8 x10-9/<1x10-9 mbar (6x10-9/<1x10-9 Torr)
Pumping Speeds For Nitrogen KF-40 33 Liters/Second ISO 63K/ 63 CF 55 Liters/Second
Compression Ratio For Nitrogen KF-40 2 x107 ISO 63K/ 63 CF 2 x107
Pumping Speeds for Helium KF-40 36 Liters/Second ISO 63K/ 63 CF 48 Liters/Second
Compression Ratio Helium KF-40 5 x102 ISO 63K/ 63 CF 5 x102
Pumping Speeds for Hydrogen KF-40 28 Liters/Second ISO 63K/ 63 CF 30 Liters/Second
Leybold Turbovac TMP-50 Turbomolecular vacuum pump price http://provac.com/products.php?pid=42&keywords=Leybold/Oerlikon