| Job Title |
Plate Molder |
| Job Description |
Operates Hydraulic Press, Equipped With Steam Or Electrically
Heated Platens, To Cast Rubber Or Plastic Matrices And Rubber
Dies Or Types: Turns Dial To Set Electric Thermostat Or Steam
Valves To Maintain Specified Temperature In Press. Inserts Chase
Containing Type Into Press To Heat Type To Specified
Temperature, Or Inserts Engraved Metal Plate Into Press. Places
Sheet Of Hard Plastic Or Similar Material On Type And Allows To
Heat For Prescribed Period Of Time. Pulls Lever To Impress
Material Into Type Form To Make Matrix. Peels Matrix From Type,
Places Rubber Of Plastic Sheet On Matrix And Inserts It In
Press. Places Metal Strips (bearers) Of Specified Thickness
Along Sides Of Rubber Or Plastic And Matrix To Limit Depth Of
Pressing And Determine Thickness Of Die. Repeats Heating And
Casting Process To Produce Rubber Die. Trims Excess Rubber From
Edges Of Designs, Letters, Symbols, And Figures, Using Curved
Knife. May Mix Casting Compound And Water To Puttylike
Consistency, Spread Compound On Mold Plate, Invert Casting Plate
Over Type, Press Compound Into Type And Dry Compound In Oven.
When Making Rubber Dies Or Type, May Be Known As Vulcanizer,
Rubber Plate (pen & Pencil; Print. & Pub.).
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