Good day!!!what is the best ventillating system to be used in a cement warehouse, so that we can control the floating dust of cement on the atmosphere?
sorry!!! but here is the picture of the man lift.http://files.engineering.com/getfile.aspx?folder=f8f4bc6a-e08a-4f86-88eb-f514df735ae9&file=manlift-nissan_vanette.jpg
we have a manlifter in our company but we are confuse why is it the front wheel is bigger than the rear wheel. and the rear wheel are double tire. we want to know what is the possible reason why the design is like this?
we will construct a warehouse for the cement alone, and it is tightly sealed for the rain to enter and for direct sun light. in that condition how long could we store the cement? is there any maximum shelf life of a pure portland cement?
in addition during dry season we will open the door to...
we have a project in converting the cement pump of a bulk carrier tank that was driven by the engine of the truck to make it stationary and be driven by an electric motor, the required rpm is 900-1000 maximum and our motor is 60 hz, 1800 rpm. can you give me a tip on what is the best to use gear...