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The THK KR Series consists of a highly ridid outer rail with a U-shaped cross section, LM Guide units on both sides and a Ball Screw unit in the center.

  • High Rigidity, Compact and Space Saving
  • Normal, High Accuracy or Precision types
  • 30 mm up to 130 mm Stoke Lengths
  • Maximum Input Torque = 0.207 N·m
  • Motor, Driver, Coupling, Flange, Sensors available
Items
KR20-img.jpg

KR20 Linear Actuator

KR20-img.jpg

KR20 Linear Actuator

KR20-img.jpg

KR20 Linear Actuator

KR20-covered-img.jpg

KR20 Linear Actuator

KR20-covered-img.jpg

KR20 Linear Actuator
Lead Time1 - 12 Business Days
Return Policy - This product cannot be cancelled or returned once the order has been processed.
Drive Method - Ball Screw
Cover Type
- No - No - No - Yes - Yes
Ball Screw Grade - Normal
Sensor Rail - Yes
Stroke - 30 mm - 80 mm - 130 mm - 30 mm - 80 mm
Lead - 1 mm
Static Permissible Moment Load - MA = 31 N·m
MB = 31 N·m
MC = 83 N·m
Dynamic Permissible Moment Load - KA = 7.44 N·m
KB = 7.44 N·m
KC = 6.3 N·m
Maximum Speed - 100 mm/s
Positioning Accuracy Repeat - ±0.01 mm
Starting Torque - 0.005 N·m
Efficiency - 90%
Screw Material - Iron
Positioning Accuracy -
Running Parallelism -
Backlash - 0.02 mm
Maximum Input Torque - 0.207 N·m
Maximum Input Speed - 6000 (r/min)
Screw Shaft Diameter - 6 mm
Friction Coefficient - 0.01
Mass of Moving Element (Block) - 0.075 kg
Mass of Moving Element (Sub Table) - - - - 0.045 kg - 0.045 kg
Agency Approvals - These products do not contain substances that exceed the regulation values in the RoHS Directive.
Web Price - $709.00 - $725.00 - $757.00 - $827.00 - $842.00
  • 1 Quoted Ship Date for orders placed before 12:00 pm PST. Quantities may affect Shipping Date.

 

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