Night Shift Die Polisher/Corrector – Aluminum Extrusion

Cassopolis, MIFull-timePosted Jun 8, 2026

Die Polisher/Corrector – Aluminum Extrusion

Job Summary

The Die Polisher/Corrector inspects, repairs, and maintains the extrusion dies used to shape aluminum profiles. Working in the die shop, this role collaborates with supervisors, press operators, and quality-control teams to diagnose and resolve die-performance issues. Technical expertise, precision, and a strong understanding of the aluminum extrusion process are essential to maximizing die life and maintaining production efficiency.

Essential Duties and Responsibilities

Die Analysis and Correction

  • Inspect samples of extruded aluminum to diagnose dimensional inaccuracies, flow inconsistencies, and surface defects.
  • Use precision measuring instruments (calipers, micrometers, gauges) and accurately read and interpret results to verify die dimensions against design specifications.
  • Determine and perform the repairs or modifications needed to restore dies to specifications.

Die Maintenance and Repair

  • Correct and polish die bearings, feeder plates, and other tooling surfaces using hand tools and pneumatic grinders to improve metal flow.
  • Perform routine maintenance, including caustic cleaning to remove aluminum buildup and nitriding to increase die hardness.
  • Disassemble and reassemble multi-part die assemblies.
  • Inspect tooling for stress cracks, excessive wear, or damage and carry out necessary repairs.

Data and Process Management

  • Document die corrections and maintenance history in the plant’s computer system.
  • Partner with press operators and managers to troubleshoot die problems during production.
  • Communicate recommendations for improvements or design changes for future dies.

Safety and Equipment

  • Operate and maintain die-shop equipment such as mills, sandblasters, and caustic systems.
  • Safely operate forklifts and other material-handling equipment to move dies to and from the press line.
  • Follow all company safety policies and procedures, especially when working with hand tools, heavy equipment, and caustic chemicals.

Qualifications

Education

  • High school diploma or GED required.
  • Technical training or an associate degree in manufacturing or a related field is a plus.

Experience

  • Several years of hands-on experience in die correction and polishing within the aluminum extrusion industry preferred.
  • Advanced roles typically require 5+ years of experience.

Skills

  • Strong mechanical aptitude and problem-solving skills.
  • Ability to read and interpret blueprints and technical drawings.
  • Proficient in both using and correctly reading precision measuring tools (calipers, micrometers, gauges, dial indicators).
  • Knowledge of metallurgy and metal flow dynamics.
  • High attention to detail and ability to perform precise work.
  • Effective communication and teamwork skills.
  • Forklift certification or ability to become certified preferred.

Physical Demands

  • Ability to lift up to 75 pounds.
  • Stamina for extended standing, walking, bending, and kneeling.
  • Comfort working in a manufacturing environment with moving mechanical parts, varying temperatures, and high noise levels.

 

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