BGD 310 is a automatic cupping tester. On the base of BGD 309, this machines punch can rise automatically at the speed of 0.2mm/s which is required by standard. Eliminate the error coming from hand lifting.Moreover, BGD 310 automatic cupping tester is equipped with a high definition screen , operator can observe clearly thedamages cracking from tested specimen, thus judge test result easily and more precise. It conforms ISO 1520,BS 3900 Part 4,DIN 53166,DIN 53233 etc