The materials cost may be attributed to the selection of resins, fillers, and the unit value of the fabric. Additionally, the utmost wall thickness of the plastic half performs a major role in determining the amount of material required. The size of channels, the volume of the mold cavity, the quantity of material is carefully related to this thickness of the half. All plastic injection molding projects are distinctive phrases of|when it comes to|by method Hookless Shower Curtains of} complexity, design, materials selection, and sustainability issues. These are additionally necessary thing} factors that contribute to the totally different quotes for each project. An injection molding machine consists of 4 major parts- the feed hopper, screw, heated barrel, and the mold cavity.