What material is the best for a glass cup
1. The best glass materials include sodium calcium glass, high borosilicate glass, crystal glass, etc.
2. Sodium calcium glass water cups are also the most common glass water cups in our daily lives. Its important components are silicon dioxide, sodium oxide, and calcium oxide. This type of water cup is made by mechanism and manual blowing, and is cheap and a daily necessity. If sodium calcium glassware is used for drinking hot drinks, it usually needs to be tempered when leaving the factory, otherwise the cup will crack if the temperature difference is too large.
