Job Description:

• 1) Tends centrifuge separator that purifies used coolant oils from rolling mill machines: Opens valves and starts pumps to transfer oil from machine pit tanks to holding tank.

• 2) Pulls control levers to add specific amounts of sulfuric acid and water to oil.

• 3) Opens valves to allow mixture to flow through centrifuge and back to pit tanks of machine.

• 4) Orders supplies of oil and acid from storeroom and keeps records of solutions used.

• 5) Delivers samples of purified oil to laboratory.

• 6) Replaces filters in centrifuge and cleans centrifuge disks, using wire brush and rags.