Raw plastic may be found in every aspect of the living. Without plastic materials, there would be no such thing as the delicate food packaging sector or the electronics industry. Plastics may be used for a variety of purposes, including building materials, consumer goods, home appliances, transportation, playthings, home furnishings, and agricultural equipment. The low cost of its raw ingredients, the simplicity of its production, and a collection of features that are helpful and, in some cases, essential have contributed to its expansion into many other industries. It is dependent on the luck, instinct, scientific understanding, and technical expertise of business people, scientists, and engineers. To produce a replacement plastic product, the pre-charged polymer must first be heated, then molded, and then cooled. This is the phenomena that underpins all technological advancements. Following the molding step, plastic components may go through a variety of further procedures, including cutting, welding, machining, bonding, and surface decorating. Plastics are processed through a series of three distinct stages, which are as follows: primary plastic processing, which includes processes such as injection molding, reaction injection molding, blow molding, compression molding, extrusion, and turning; secondary plastic processing, which includes processes such as rotational molding, thermoforming, layers surface coating, etc. and third (cutting, drilling, welding, machining, cutting and bending). This discussion delves into the many techniques that are used in the plastics manufacturing sector with the purpose of transforming raw materials into finished goods.