Manufacturing And Production Technology
The snag grinding is done

To grind exterior cylindrical surfaces
To produce good surface finish and high degree of accuracy
To remove considerable amount of metal without regard to accuracy of the finished surface
Any one of the above

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Manufacturing And Production Technology
Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm on 1.6 mm thick mild steel tube. Welding cycle consists of 3 cycles ‘on’ and 2 cycles ‘off’ Power supply is at 50 Hz.

600 welds/min, 1500 mm/min
3000 welds/min, 75 mm/min
500 welds/min, 1250 mm/min
22 welds/min, 55 mm/min

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