Polytech Instruments offers Falling Dart Impact Tester-[BMC-B1]. Polytech Instruments is an ISO 9001:2000 certified company. Falling Dart Impact Tester-[BMC-B1] is designed and manufactured according to standard GB 9639 and ASTM D 1709. It is applicable in energy test that causes plastic films and foils to fail under specified conditions of impact of a free falling dart. This energy is expressed in terms of the weight of the dart falling from a specified height which would result in 50 failure of specimens tested.