Job Description:

• 1) Tends filter plate press that removes impurities or moisture from slurries and chemical solution: Covers filter plates with cloth, canvas, or paper.

• 2) Opens valve to admit liquid ingredients into tank, dumps specified dry ingredients into tank, and starts agitator to mix ingredients and form slurry.

• 3) Starts pump to transfer slurry from mixing tank to filter plate press.

• 4) Opens pressure valves to force slurry through plates to remove impurities and moisture.

• 5) Turns gear wheel to release tension of plates at completion of cycle.

• 6) When filtering to obtain liquid product, dislodges solid material from plates and cleans frames, screens, and filters, using scraper, steam, or compressed airhose.

• 7) When filtering to obtain solid product, cuts mixture from frames with knife and loads materials on drying trays.

• 8) May draw samples for laboratory analysis.

• 9) May be designated according to product filtered as Pigment Presser; Plate-and-Frame-Filter Operator; Resin Filterer; Varnish Filterer II.