продать круглый стол топ закаленное стекло с черной седловине

1.Safety :the fragment is very small that there are more than 60-80pieces in the area of 50 x50 mm. while qualified tempered glass is broken.The section of fragment is basically perpendicular to its surface without sharp angel taht can't injure tp people. 2. Bending strength: can reach 200Mpa 3.Its mechanical strength is 4 to 5 times of common glass. 4.Its beat and impact resistance is 3 to 5 times comparing with that of common glass.