Edge break I – polished glass

Mechanic spot load – short term - small / medium intensity

Type of glass	Polished glass, rolled sheet glass, laminated glass, ornamental glass.
Examples	Small stones between pieces of glass; Hit by an object; Hammer hit on the glass belt; Other hits or collisions.
Beginning	Edge crack angle in all directions, not upright; Transition angle is not upright; Visible outlet point in the zone of the edge; Possible curvilinear cracks in the break centre.
Lines of process	Beam forms form the edges; From direct to angular break lines; Often do not last till the adjacent edge, seldom – till other edges.
End	Direct lines; In the middle of the glass or last till the glass edge.
Other features	Possible curvilinear cracks by the adjacent edge.

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