Concrete is one of the most essential and well recognised building materials around the world. The versatile material has built a plethora of structures thanks to its 100 year durability. The mixture of water, aggregate and cement was previously used by the Egyptians and Romans.
Apr 01, 2001 · Pan Mixers . All pan mixers work on basically the same principle : a cylindrical pan (fixed or rotating) contains the concrete to be mixed, while one or two sets of blades rotate inside the pan to mix the materials and a blade scrapes the wall of the shapes of the blades and the axes of rotation vary. Figure 4 shows the different combinations of blade configurations and pan.