Description
It is made on Polmar pattern. Double electric contract arm and interchangeable contract blocks are provided as standard fixture. The gear train comprise of two mill cut gears. Speed range from 0.12 to 640 m.m. per second and is accurate to ± 1%. The change in the speed from one to the other can be effected through a lever adjustable, provided with electric long duty motor and the speed of it is controlled by mechanical governor control device to ultimate rate of 1 : 2 Electric Drum is supplied with Chromium plated steel spindle and 6″ x 6″ cylinder with screw lift.
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