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Surface Grinder

Surface Grinder
Model No. M74 Series
Origin: China
Min. Order: Negotiable

The vertical shaft rotary table grinders grinds the machine parts with the end face of the emery wheel. It is an officient, precission and stable machine tool.
The series of these machine tools have been improved greatly in rigidity of the bed and grinder head. The three-point adjustment has been adopted and its mechanism is compact. The bench is a round, strong electromagnetic chuck, the magnetic force of which is smooth and discharging of the magnetic force is through the controlled silicon. It has also the characteristic of coolent purifying equipment.
The series of the machine tools are principally used to grind the semifinished product and general precise larger parts. Therefore, the grinder is especially suited for the factories of metolugies, automobiles, tractors, machine tools and bearings, etc., to grind the larger scaled parts.
Main specifications
Model M7450 M7475B M74100
Bench dia. 540mm 750mm 1000mm
Attraction scope of electromagnetic bench 80 -120N/cm2 80 -120N/cm2 80 -120N/cm2
Max. grinding size (dia x H) 500x300mm 750x300mm 1000x400mm
Bench rotational speed 24r/min 13:20r/min 11:12r/min
Bench shifting distance 570mm 450mm 570mm
Bench shifting speed 3.7m/min 4m/min 3.7m/min
Bench rotational motor power 2.2kW 2.4/1.5kW
Bench shifting motor power 1.1kW 1.1kW
Grind head mian shaft rotational speed 940r/min 940r/min 740r/min
Grind head mobile shifting speed 0.35m/min 0.15m/min
Grind head motor power 22kW 25kW 45kW
Grind head lift motor power 0.55kW 0.55kW
Vertical movement of grind head
per turn of head wheel
0.4mm 0.5mm 0.4mm
Vertical movement of grind head
per scale of dise
0.01mm 0.01mm 0.01mm
Vertical movement of grind head
per turn of dise
1.0mm 1.0mm
Pump motor power 0.12kW 0.2kW
Machine tool total power 25kW 30kW 50kW
Machine tool total weight 6000kgs 6000kgs 7500kgs
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