Set up and operate hydraulic presses to extrude blocks of smokeless powder.
What does a Graining Press Operator do?
Sets up and operates hydraulic press to extrude blocks of smokeless powder into strands preparatory to cutting, drying, and bagging: Attaches specified dies to compression cylinder of press with thumbscrews or clamps. Inserts block in compression cylinder and locks cover in place with thumbscrews. Turns ram control valve to extrude powder slowly to avoid explosion. Examines extruded lengths for dirt streaks and malformations. Positions fiber containers under discharge chute of each die hole, and replaces containers as they are filled.