Shell Removal Operator LPCT 841

PCC Talent Acquisition Portal•Portland, OR

21h•Onsite

About The Position

This position requires Operators to be willing and able to rotate through all of the shell removal/cleaning processes as dictated by product flow and customer throughput requirements. Since the timing and duration of the processes for shell removal/cleaning varies from day-to-day and shift-to-shift, rotation through all of the processes results in efficiencies in product flow, cost of operation and improves our ability to meet customer throughput requirements. The position exists to remove shell material, core material, and scale from castings and their gating systems by means of a variety of related processes. PRIMARY JOB FUNCTIONS: General Job Processes: Take responsibility for and demonstrate safe work practices; Verify lot and part identification including piece count; Move and deliver parts to other cleaning operations; and Train other operators in job accountabilities. Knockout Process: Knock off shell material with pneumatic, mounted and/or hand-held hammers; Remove exothermic material, insulation, and wire from part; and Use torch to remove tundishes and downsprus. Gritblast Process: Load part onto fixture to ensure even removal of shell materials; Set appropriate time to gritblast part; Monitor machine operations; and Remove wire and excess shot from part. Waterblast Process: Place parts on table or manipulator in waterblast cabinet; Clean parts with waterblast machine/equipment by using automated and/or manual controls (by hand and foot) to direct the water jet from outside the cabinet; and Visually inspect parts for foreign materials. Shotblast Process: Load castings into shotblast cabinet; Operate shotblast machine from outside cabinet by foot control or from inside walk-in cabinets by hand control; Shotblast parts in cabinet by directing handheld nozzles; Visually inspect parts for cleanliness during and after shotblast operation and mark parts for defects; and Operate rotoblast and/or tumbleblast machines. Leach Tank / Chemical Bath Process: Prepare chemical baths to necessary specifications; Take acid bath samples to lab and check lab results; Calculate etch rate using standard formula and adjust alkaline baths if out of compliance; Chemically clean and rinse parts and hand etch as needed; Use alkaline baths, cold etch baths, and/or hot water washes to rinse parts; Check and monitor temperatures of tanks and drying ovens; Maintain chemical bath lines; Wears protective gear when working with chemicals; Clean tanks and remove sludge; and Neutralize any hazardous materials. NOTES: Variations in process and equipment exist between plants. Some of the above accountabilities may not pertain to all plants, nor is the list all inclusive of all activities at each plant. Pay progression in this job is governed by the requirements in the step progression record. OTHER ACCOUNTABILITIES: Safety: Adhere to plant and department safety rules; Safely operates all equipment and tools; Identify and report safety problems; Conduct and/or participate in safety audits; and Work with hazardous waste as needed. Maintenance and Cleaning: Perform minor maintenance and repair of equipment including changing hoses and nozzles, filters, checking oil levels, etc.; Clean work area, including proper cleanup and disposal of ceramic shell material; and Check, charge and change batteries on forklift. Additional Requirements: Meet all production and quality standards; Complete logs and records; and Perform other tasks as directed.

Requirements

Ability to rotate through all the cleaning/shell removal processes
Cleaning and blasting skills, working knowledge of blasting machines, and knowledge of parts and gating systems OR an equivalent combination of classroom training and work experience
Ability to work independently
Ability to follow instructions and read process sheets and routers
Ability to perform basic mathematical calculations (addition and subtraction)
Ability to communicate effectively both verbally and in writing
Physical ability to perform the job functions
Ability to safely lift, carry and/or maneuver objects weighing thirty to fifty pounds
Ability to work in difficult working conditions which may include exposure to noise, dust, chemicals, temperature
Extremes and other elements for extended periods of time
Ability to stand for duration of the entire scheduled work shift
Ability to wear PAPR, respirator, purified air helmet, protective coveralls, safety glasses, safety goggles, double hearing protection, and safety shoes with metatarsal protection

Responsibilities

Take responsibility for and demonstrate safe work practices
Verify lot and part identification including piece count
Move and deliver parts to other cleaning operations
Train other operators in job accountabilities
Knock off shell material with pneumatic, mounted and/or hand-held hammers
Remove exothermic material, insulation, and wire from part
Use torch to remove tundishes and downsprus
Load part onto fixture to ensure even removal of shell materials
Set appropriate time to gritblast part
Monitor machine operations
Remove wire and excess shot from part
Place parts on table or manipulator in waterblast cabinet
Clean parts with waterblast machine/equipment by using automated and/or manual controls (by hand and foot) to direct the water jet from outside the cabinet
Visually inspect parts for foreign materials
Load castings into shotblast cabinet
Operate shotblast machine from outside cabinet by foot control or from inside walk-in cabinets by hand control
Shotblast parts in cabinet by directing handheld nozzles
Visually inspect parts for cleanliness during and after shotblast operation and mark parts for defects
Operate rotoblast and/or tumbleblast machines
Prepare chemical baths to necessary specifications
Take acid bath samples to lab and check lab results
Calculate etch rate using standard formula and adjust alkaline baths if out of compliance
Chemically clean and rinse parts and hand etch as needed
Use alkaline baths, cold etch baths, and/or hot water washes to rinse parts
Check and monitor temperatures of tanks and drying ovens
Maintain chemical bath lines
Wears protective gear when working with chemicals
Clean tanks and remove sludge
Neutralize any hazardous materials
Adhere to plant and department safety rules
Safely operates all equipment and tools
Identify and report safety problems
Conduct and/or participate in safety audits
Work with hazardous waste as needed
Perform minor maintenance and repair of equipment including changing hoses and nozzles, filters, checking oil levels, etc.
Clean work area, including proper cleanup and disposal of ceramic shell material
Check, charge and change batteries on forklift
Meet all production and quality standards
Complete logs and records
Perform other tasks as directed