6) Impact velocity: 5.2m/s
7) Span of sample support: 40mm
8) The arc radius at the end of the specimen support: 1~1.5mm
9) The inclination angle of the supporting surface of the specimen support: 0º
10) The arc radius of the impact knife: 2~2.5mm
11) Including angle of impact knife: 30º
12) Thickness of impact knife: 16mm
13) Specimen specification: 10×10×55mm
14) Weight of testing machine: about 450kg
15) External dimensions of the testing machine: 2124×600×1340mm
16) Power supply: three-phase four-wire system 50Hz 380V
17) Motor power: 380V 180W
18) The minimum resolution of computer display: 0.1J
19) Working conditions:
a) The room temperature is within the range of 10-35ºC;
b) The relative humidity is not more than 85%;
c) In an environment without corrosive media and strong magnetic field interference;
d) Installed on a concrete foundation with a thickness of not less than 300mm or fixed on a foundation greater than 880 kg;
e) Adjust the level of the installation reference surface on the machine base to within 0.5/1000.