| Job Title |
Polystyrene-bead Molder |
| Job Description |
Operates Preexpander And Continuous Molding Machine That
Expands And Molds Polystyrene Beads Under Heat And Pressure,
Forming Bead Board: Reads Work Order To Determine Resin Type And
Density Requirements For Bead Board Production. Shoves Intake
Tube In Resin And Presses Tube Into Coupling Of Venturi Feed
System. Presses Buttons And Turns Valves To Activate Centrifuge,
Supply Steam, And Feed Resin To Expander. Fills Volumetric Can
With Beads And Weighs Beads To Determine Density, Using Balance
Scale. Compares Bead Density With Production Requirements. Reads
Steam Pressure And Temperature Gauges And Turns Steam Valve Or
Rotates Auger Disk, Adjusting Heat And Resin Feed Rate To
Control Bead Density. Connects Hose Of Molder Feed Hopper To
Aging Bin And Pushes Feed Hopper Into Place To Feed Molding
Machine. Turns Venturi Feed Valve, Sending Air Through Feeder To
Draw Beads From Hopper Into Molder. Starts Molding Machine.
Guides Bead Board From Molder Through Rollers Of Trimmer And Saw
To Start Board. Monitors Gauges And Observes Operation Of
Molding Machine And Equipment To Ensure Operation According To
Specifications. Inspects Bead Board For Specified Fusion And
Finish. Turns Steam And Air Valves To Adjust Heat And Bead Feed
Rate To Prevent Machine Overload And To Correct Flaws In Bead
Board. Records Lot Number Of Resin, Feed Rate, And Steam
Pressure, For Various Densities And Board Dimensions. Computes
Production In Board Feet To Determine Output.
|
|
