What Causes a Car Windshield to Suddenly Crack?
1 Answers
The reasons for a car windshield suddenly cracking are: 1. Excessive temperature difference between the inside and outside of the car; 2. Improper installation of the car glass; 3. Quality issues with the glass itself; 4. Poor quality of the explosion-proof film applied to the glass. The repair methods for a suddenly cracked car windshield are: 1. Clean the glass fragments, dust, and debris around the crack; 2. Observe the crack condition and install an auxiliary mirror; 3. Secure the base of the glass repair tool in place and tighten the locking nut at the bottom; 4. Pull up the piston rod of the glass repair tool and keep it fixed to draw air from the crack into the vacuum pump; 5. Lower the piston rod of the glass repair tool to use the pressure difference to inject resin into the crack and lock it in place; 6. Repair cracks that have formed but are not yet visible; 7. Apply a patch over the resin and use ultraviolet light to cure and dry the glass resin; 8. Use a scraper to level the repaired area with the original glass surface.