Concrete Pan Type Mixer is used for blending concrete, mortar, and other materials. It features a large, shallow pan with blades or paddles inside. These mixers rotate the pan horizontally at a constant speed, ensuring the mixing is thoroughly processed which contains cement, water, and additives.A concrete mixer is a machine used in construction to mix cement, water, and other materials such as sand, gravel, and sometimes additives, to make concrete.Mixing concrete is simply defined as the "complete blending of the materials which are required for the production of a homogeneous concrete" (Young, 267). This can vary from hand to machine mixing, with machine mixing being the most common.