Special equipment for testing cement mortar according to ISO679: 1999 cement strength test method. It meets the requirements of JC / T682-97 during manufacturing, and is vibrated and formed under the prescribed technology.Technical Parameters;1.Total weight of vibration part: 20 ± 0.5kg2. Drop of vibration part: 15mm ± 0.3mm3. Frequency of vibration: 60 times / min4. Working cycle: 60 seconds5. Motor power: 110W