Fully-enclosed concrete mixer truck is is a high-end concrete mixer developed by Yantai Shenglida Engineering Service Co., Ltd. and produced by Shandong Geniuston Construction Machinery Co.,Ltd.

The fully-enclosed concrete mixer truck uses the international first rotary sealing patent technology, with the following characteristics: 

1.  Fully sealed: the mixing drum and feed hopper are sealed, which completely avoid air convection and leakage, greatly reduce water evaporation, stabilize slump and concrete quality,  reduce the amount of water in the mixer (400ml-500 ml water tank can be used).

2. Fully function: 

 1) multi-purpose: concrete, mortar and water can be transported; 

 2) multi-function: it can be changed by replacing rotary sealed cover, pumping, non-pumping and hard drying concrete . 

3. The whole road condition: there is no leakage in urban transportation, the cross-country road is highly safe, and the underground tunnel is low in height. 

4. All-weather: it can  transport concrete on dry, hot, cold and rainy days.