Closure Testing

We use the following ISBT standard methods when testing plastic closures.

  • Appearance
  • Dimensions
  • Secure seal test
  • Removal torque
  • Drop impact test
  • Ball impact test
  • Elevated temperature cycle
  • Pressure retention (Zahm Nagel)
  • Topload vent test
  • Opening performance
  • Pull up
  • Back off
  • Security
  • Vent and angle release
  • Lubrican migration
  • Weight

For more information, or to book your test
contact Carol Zweep, Manager, Packaging & Food Labelling Services
(519.821.1246 ext 5019).

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