Mayor Packaging Enterprises Ltd
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In Process Quality Control

Throughout the manufacturing process, from the point where raw materials are received, to finished products being dispatched, all processes are closely monitored. Within our advanced and well-equipped in-house laboratory, Mayor Packaging’s Quality Assurance team members check and double check each manufacturing process. The diagram shows some of the quality checking processes required in different departments.

Printing

  • Ink Adhesion Test
  • CCD Printing Inspection
  • Solvent Retention Test
  • Barcode Test

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Laminating

  • Adhesive Coating Weight
  • Solvent Retention Test
  • Lamination Bond Strength

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Aging

  • Solvent Retention Test
  • Lamination Bond Strength

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Slitting

  • Size Check
  • COF (coefficient of Fiction)

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Pouch making

  • Dimension
  • Sealing Strength
  • Pressure Test
  • Leakage Test
  • Retort Test
  • Drop Test

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Final Inspection

  • Size and Specification Check
  • Solvent Retention Check
  • Printing Check
  • Barcode Check
  • Appearance Check
  • Sealing Strength Check
  • Micro-organism Check

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