An analysis computer software for intermeshing modular corotating twin screw extruders originated. A worldwide computation model was incorporated in analysis computer software. The development of the composite version simulation of solids conveying, melting, and melt circulation in a modular corotating twin screw extruder is certainly described. The plastics extruder applications are talked about by us of simulation which predict axial complete factor, pressure, temperature, torque, power consumption, specific energy consumption, and average residence time. Design and style analyses for modular corotating twin screw extruders with multiple ports will be presented for the various processing conditions. The results are compared for distinct size of machines. These computation results can assist the process-creating engineer in the optimization of an extruder design and operation parameters for various usage of machine.