MRD6 Series - Manual and Motorised Long-Life Magnetic Rotary Drive Range

DPRF 55 Rotary Drives

Introduction to Manual and Motorised Long-Life Magnetic Rotary Drives

  • Vacuum enclosure machined from single piece of 316 stainless steel
  • No vacuum seals or bellows - no leaks to atmosphere
  • Exceptional torsional rigidity
  • Zero angular backlash under low load/acceleration
  • Cannot be damaged by application of excessive torque
  • Long service life
  • Bakeable to 250 oC (standard UHV drive)
  • Motor can be fitted/removed in minutes
  • Manual drive has V-groove in drive knob for alternative motorisation

Technical Data:ZMRD6
Leak Rate
<1x10-10 mbar l.s-1
Pressure Range
1x10-10 mbar – 2 bar absolute
Temperature Range
250 oC standard UHV drives (with motor/gearbox removed)
 
200 oC Extended UHV drives (with motor/gearbox removed)
Materials
Body – 316 stainless steel
 
Mechanical parts – aluminium alloy – grade 6082
 
Bearings – stainless steel
 
Magnets – sintered rare-earth
Lubrication
Dry film molybdenum disulphide (standard UHV drives)
 
UHV compatible lubricant (extended life drives)
Actuation
Manual, Stepper Motor, Encoder, DC Motor
Options
Ceramic bearing options, special shaft length/diameters, available on request.