Job Description:

• 1) Operates calender machine to roll and compress asphalt or asbestos into sheeting to produce floor tile: Sets thermostat to specified temperature and turns valves to admit coolant.

• 2) Observes temperature-recording chart and adjusts controls to maintain heat of rollers within specified limits.

• 3) Regulates speed of conveyors that move asphalt or asbestos to calender.

• 4) May regulate flow of marbleizing chips and wax onto sheet of asphalt or asbestos to attain specified pattern.