Several boundaries meet at 3 kW. It is one of the ratings where the single-phase or three-phase question comes up most, the last three-phase rating that runs in star on a 400 V sup... More Details
In a roll crusher the rock is drawn between two cylinders turning towards each other, squeezed and broken by compression; in single-roll types a toothed cylinder presses the rock a... More Details
The jaw crusher is the machine that first breaks the largest blocks coming from the quarry: rock is squeezed between a fixed jaw plate and a moving jaw that swings towards it, and ... More Details
A rotary screen, or trommel as it is called on site, is a large inclined cylinder whose shell is made of perforated plate or screen panels. As it turns slowly, the material inside ... More Details
On a slaughter line, a chicken leaving the scalding tank is stripped of its feathers within seconds between the rubber fingers of a plucking machine. Slaughterhouse equipment sits ... More Details
A 1000 rpm electric motor is a three-phase induction machine whose stator carries six magnetic poles. With a 50 Hz supply this winding layout fixes the rotating field at 1000 revol... More Details
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