JS series concrete mixer is easily the most ideal and advanced machine in domestic and foreign market right now, that has the benefits of high automation degree SICOMA Planetary Concrete Mixer, good mixing quality, high quality, low energy consumption skip type batching plant, small noise, convenient operation concrete batching machine, quick discharging, lengthy lining plate service existence, easy maintenance and so forth. JS series twin shaft concrete mixer is appropriate for mixing plastic concrete, dry hard concrete, light concrete as well as other mortars. It switches into motorized discharging method and could be matched up with slanting trolley. Therefore, it's broadly utilized in various construction sites.Henan Daswell Machinery is a professional manufacturer of mining machine for almost 30 years in China. We are dedicated to supplying our customers with best service and products, our major products include:hzs35 concrete batching plant,concrete block making machine,If you are interested in our products, please contact us freely: sales@daswell.com concrete mixer Actually, it's very easy to confirm if the JS500 twin shaft compulsory concrete mixer is qualified or otherwise. Customers can understand it through checking whether every twin shaft concrete mixer component adjusts to quality needs. In the beginning, water supply error of the qualified JS500 twin shaft compulsory concrete mixer should not be a greater than 2. The variable error water output should not be a greater than 3. Second, for the sealing performance of JS500 twin shaft compulsory concrete mixer, there has to be no water leakage phenomenon with pipeline, joint and valve of JS500 concrete mixer water supply system. Additionally, the suction valve must have good sealing performance.