by impact, excessive force, or thermal stress.
The material is designed to withstand the high temperatures produced during normal cooking, but that doesn’t mean it is indestructible.
The biggest issue is rapid temperature change.
When one part of the cooktop becomes extremely hot while another area remains much cooler, the material can experience uneven expansion and contraction.
Most of the time, the cooktop handles normal heating and cooling just fine.
But add an unexpected shock—especially a heavy or very hot object—and you can create a problem.Ranges, Cooktops & Ovens