Toughened glass is fabricated by heating annealed glass to over 600C and cooling it rapidly, which locks the outer surfaces of the glass in a state of high compression, and the core or center of the glass in compensating tension. Round clear toughened glass is widely used for table top or center table etc. Advantages of our tempered table top glass High quality: we use high quality tempered with fine edges polished crafts for the table top uses long time uses. Beautiful: our tempered glass for table top, with no bubbles, no scratches, beautiful appearance, for different type of table top uses. Different choice: you can customized different type of glass for your requirement, like clear tempered table top glass, ultra clear tempered table top glass, color tempered table top glass, patterned tempered table top glass, frosted tempered table top glass, etc..