What is Glass Trimming on External Finish Glass Defect?

What is Glass Trimming on External Finish Glass Defect?

By: Berlin Packaging Specialist
Date: November 11, 2019

Glass Trimming on External Finish is a type of glass defect during the manufacturing process of glass bottles.

Protruding ridge of glass around the upper part of the finish (thin rim of glass) > 0.2 mm.

Problem

  • Defective corking: risk of glass inside the bottle during recorking.