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DOT Code: 551.685-106

Industry: chemical
Alternate Titles: pulp-screen operator

Tends tanks that remove acidity, impurities, and inadequately processed material from nitrocellulose, used in manufacturing chemical and explosive products: Pumps nitrocellulose into poacher tubs (tanks) fitted with steam coils or steampipes. Turns valves to admit water and steam to boil mixture for specified time. Tends shaker screen and vacuum filter to wash nitrocellulose. Takes samples to laboratory for analysis. Reads laboratory reports and adjusts blends to meet specifications. Loads blender tubs with measured amount of different types of nitrocellulose to blend products according to specifications.

GOE: 06.02.18 STRENGTH: L GED: R3 M1 L2 SVP: 4 DLU: 77