JBW-HY instrumented temperature impact testing machine Jinan Heng thinking grand Instrument Co., Ltd. (http://www.hssdyq.com) Contact: Zhao Tel: 18888345583 This product brief. For detailed technical information can call / QQ Consulting. First, the product description of the metal impact test machine and automatic cryogenic cooling system by instrumented impact testing machines, automatic feeding device component positioning for accurate testing, analytical material impact resistance at low temperatures. Cryogenic device uses cascade refrigeration compressor, high reliability, good cooling effect, automatic temperature control, automatic alarm, compressors imported brand. Sample box can be filled with 20 specimens. Pneumatic or electric mode feeding and positioning, fast, accurate positioning. 300J 450J 750J dial scale range and scale value 0-300J dividing the value of each small grid Second, the technical parameters Model JBW-300HY JBW-450HY JBW-750HY impact energy 2J 0-450J each small cell division value 3J 0 -750J dividing the value of each small grid 5J swing to hit the center axis of the distance 750mm 750mm 750mm maximum impact velocity 5.24m / s 5.24m / s 5.24m / s specimen bearing span 40 + 0.2mm specimen bearing end Ministry radius R1.25mm impact of the blade radius R2.25, R8 impact knife angle 30 ° ± 1 ° impact knife thickness 16 mm sample size 10 × 10 × 55 mm precision load cell ≤ ± 1% FS angle displacement sensor resolution 0.1 ° Note: The above parameters are for reference only, please refer to the real device parameters detailed oriented!