What is Fire Cracks Glass Defect?

What is Fire Cracks Glass Defect?

By: Berlin Packaging Specialist
Date: November 11, 2019

Fire Cracks is a type of glass defect during the manufacturing process of glass bottles.

A discontinuous, open surface crack, dull in appearance, caused by local changes in temperature. Unlike a split, it is an open crack and can be felt when touching the bottle.