XJU-22S load impact testing machine into use for determining the rigid plastics, strengthen the impact toughness of nonmetallic materials such as nylon, glass fiber reinforced plastic, pottery, cast stone, plastic electric apparatus, insulating material. This testing machine is suitable for R& D institutions, universities and colleges, manufacturers of examination, etc. This machine adopts the technology of photoelectric encoder to examine angle, the whole digital measures the material absorption energy and impact intensity of the material in the course of breaking, and possess intact energy and lose detection and revision function. High precision and stability, large test range. The tester is a kind of whole digital impact testing machine. The tester is designed according to the test method of the standard: ISO180, ASTM D256, ISO9854, etc.. Specification: Impact energy: 5. 5 11J 22J Velocity of impact: 3. 5m / s Rising angle: 160 degree Impact semidiameter: 0. 322m Pendulum moment: 5. 5j PL=2. 8355nm 11J PL=5. 671nm 22J PL=11. 3419nm Distance between striking edge to upper surface of clamps: 22mm Round angle radius of striking edge: R=0. 8mm Specimen: conform to ISO180-82, ASTM D256, ISO9854, etc Power supply: Single phase, 220V 50 / 60Hz