|
Bland
Join Date: Nov 2003
Location: I'm 'out there...'
Posts: 8,834
|
Quote:
Originally Posted by stevej37
52 years of driving here...never had cracks like that!
Trucks must be haulin!
We get chips.
|
Chips turn to cracks quickly with a 60°C or 108°F thermal gradient across a 1/4” of glass. Huge thermal stresses there. When the car is idling warming up, it’s more likely a 70°C or 125°F delta T across the glass.
__________________
06 Cayenne Turbo S and 11 Cayenne S
77 911S Wide Body GT2 WCMA race car
86 930 Slantnose - featured in Mar-Apr 2016 Classic Porsche
Sold: 76 930, 90 C4 Targa, 87 944, 06 Cayenne Turbo, 73 911 ChumpCar endurance racer - featured in May-June & July-Aug 2016 Classic Porsche
|