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John Withers is a seasoned technical expert with 13 years of experience in technical support, quality control, and laboratory management in the flexographic printing industry. He has a strong background in chemistry, laboratory skills, and supervisory expertise. With experience at Pro-Pac Packaging (Aust) Pty Ltd and Sun Chemical, John has developed a unique blend of technical and leadership skills, including colour matching, gas chromatography, and ink and coatings expertise. He holds a Bachelor of Engineering (Chem) from the University of Melbourne and is based in the Greater Melbourne Area.

Experience

    • Australia
    • Packaging and Containers Manufacturing
    • 100 - 200 Employee
    • Technical Manager
      • Jan 2022 - Present

    • Ink & Laboratory Manager
      • Oct 2010 - Jan 2022

      Working with sales team identify and recommend film structures for customer products for both new and existing packages. This includes identifying requirements such as barrier properties for food safety, sealing and tear properties and heating requirements for package conversion. Keep up to date with the latest film recycling and bio-gradable information and directions the industry is heading.Manage ink room and staff to supply on shade inks for flexographic presses, managing and ordering stock levels and provide cost effective reworking systems while reducing press downtime. Train and develop staff in colour matching, safe operating procedures and implementing LEAN and 5S projects and encourage continuous improvement.Laboratory quality control testing such as retain solvents by gas chromatography, lamination bond strengths, heat sealing strength and coefficient of friction. Prepare and supply certificates of analysis to customers and responsible for servicing and calibration of all laboratory equipment.Work with quality assurance to investigate film issues and customer complaints in relation to film specifications and colour accuracy. Supply root cause analysis and give recommendations for operations on corrective actions.

    • Laboratory Supervisor
      • Mar 2004 - Oct 2010

Education

  • 1999 - 2003
    University of Melbourne
    Bachelor of Engineering (Chem), Chemical Engineering

Suggested Services

This profile is unclaimed. These are suggested service rates with 0% commision upon successful connection

Industry Focus. “Packaging and Containers Manufacturing”

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