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Break by the decorative frame II - in the glass pack

Mechanic spot or evenly distributed load – medium dynamics + short-term or long-term
Type of glass

Only glass pack from polished glass, rolled sheet glass, laminated glass, ornamental glass.

Examples

Too small a gap between pieces of glass, when there are internal decorative frames;

Decorative frames with strong distance points at the centre of the frame crossing;

Huge differences of the air pressure, temperature and/or height between the glass pack production and the installment place.

Beginning

Edge break angle in all directions, not up-right;

Transition angle not upright;

Usually it is impossible to attribute unambiguously.

Lines of process

Almost always last from edge to edge;

Direct break lines;

Break often is parallel to frames;

Often transfer of the break edges.

End

Usually it is impossible to attribute unambiguously;

Direct break lines, last to the edge.

Other features

Small angular cracks in the middle area;

Often in the gap of the pieces of glasses;

Possible to avoid, using the single safe glass or producing with a larger gap between glasses.