Festo AG & Co. KG

8041851
toothed belt axis
ELGA-TB-KF-70-300-0H
With recirculating ball bearing guide

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Festo Data sheet

CriterionFeature
Effective diameter of drive pinion28,65 mm
Working stroke300 mm
Size70
Stroke reserve0 mm
Toothed-belt stretch0,213 %
Toothed-belt pitch3 mm
Assembly positionAny
GuideRecirculating ball bearing guide
Design structureElectromechanical linear axis
With toothed belt
Motor typeStepper motor
Servomotor
Measuring method: displacement encoderIncremental
Max. acceleration50 m/s2
Max. speed5 m/s
Repetition accuracy±0,08 mm
Duty cycle100 %
Protection classIP40
Ambient temperature-10 - 60 °C
Area moment of inertia 2nd degree Iy146,05E+03 mm4
Area moment of inertia 2nd degree Iz459,29E+03 mm4
Max. drive torque5,02 Nm
Max. force Fy1500 N
Max. force Fz1850 N
Max. idling displacement resistance41,9 N
Max. torque Mx16 Nm
Max. torque My132 Nm
Max. torque Mz132 Nm
Max. feed force Fx350 N
No-load driving torque0,6 Nm
Torsional mass moment of inertia It103,88E+03 mm4
Mass moment of inertia JH per metre of stroke0,19 kgcm2
Mass moment of inertia JL per kg of working load2,05 kgcm2
Mass moment of inertia, JO2,43 kgcm2
Mass moment of inertia JW for additional slide1,86 kgcm2
Feed constant90 mm/U
Lubrication interval, distance dependent1000 km
Slide weight0,9 kg
Additional slide weight0,74 kg
Additional weight per 10 mm stroke0,039 kg
Basic weight for 0 mm stroke2,97 kg
Material of profileWrought Aluminium alloy
Anodised
Materials noteContains PWIS substances
Conforms to RoHS
Material cover tapeStainless steel strip
Material drive coverWrought Aluminium alloy
Anodised
Material guide slideStainless steel
Material guide railStainless steel
Material pulleysHigh alloy steel, non-corrosive
Material slideWrought Aluminium alloy
Anodised
Material toothed belt clamping pieceStainless steel casting
Material toothed beltpolychloroprene with glass cord and nylon coating

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