BONA manufacturer teaches you when buying planetary concrete mixer from what can accurately identify this concrete mixer is good or bad from the following aspects:
First, the operation of the transmission system to be flexible, there is no abnormal noise;
Second, belt conveyors, bucket elevators and other transmission to the cantilever dragline smooth operation to be flexible, braking can be high, there is no unusual noise, no card chain;
Third, the metering system also checks is also very important to check the metering system sensitivity and accuracy;
Fourth, reducing machine elevated temperatures should note that to reach a temperature of qualified book;
Fifth, to smooth out the material, the material does not appear plot , flash and so on;
Sixth, valve leakage phenomenon can not occur.
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