Borosilicate glass is rated for higher temperatures than normal sheet glass making it a better material for use as a heated bed. After cracking a few sheets of normal glass from rapidly cooling or heating, borosilicate glass will quell your frustrations.
Features
Made from tempered borosilicate material, high transparency
High binding power when heating, easy to separate the plastic parts when cooling
Borosilicate glass is rated for higher temperatures than normal sheet glass making it a better material for use as a heated bed.
After cracking a few sheets of normal glass from rapidly cooling or heating, borosilicate glass will quell your frustrations.