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MAHR 891 E, new 1982/1987 computer controlled
 
 
gear testing machine
 
 
condition: first class
 
 
 
 
Main features:
 
 
- data processing unit HP 9836, new 1987
 
 
- plotter 9872 c, DIN A 3, new 1987
 
 
- digital display
 
 
- setting gauges for involute, lead, pitch and concentricity errors
 
 
- feelers (20 pieces)
 
 
- PERTHEN-feeler holders for lead angle testing of worms
 
 
- carriers for arbors
 
 
- pitch tester
 
 
 
 
Suitable for testing of::
 
 
- tooth flanke profile
 
 
- lead
 
 
- pitch
 
 
- concentricity errors
 
 
- surface roughness on external and internal cylindrical gears
 
 
 
 
Technical features:
 
 
module                                                                                                                              0,2 - 20
 
 
min / max gear diameter                                                                                                 600 mm
 
 
pitch angle                                                                                                                         0 - 90 °
 
 
max face width                                                                                                                 150 mm
 
 
max stroke of caliper                                                                                                      150 mm
 
 
precision of root diameter adjustment                                                                        0,001 mm
 
 
adjustable magnification                                                                100 / 200 / 500 / 1000 / 2000
 
 
times max table load                                                                                                         100 kg
 
 
capacity 220 V 40 - 60 Hz                                                                                                1,2 kW
 
 
weight of machine approx                                                                                               2000 kg
 

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