C - Polymer Processing Glossary of Terms
CAD - Computer Aided Design. Use of computer to draw/design parts. Cap - Closure Capacity - The rated amount of volume (# parts) produced by a mold/molding machine per year. Capper - Machine that applies a closure to a bottle on a packing line. Cavitation - The number of molding stations within a mold. Cavity - Mold component(s) which form the exterior or external surfaces of a part. Centerline - A line drawn down on part drawing that represents the geometrical center of the part in that axis. Charge - The amount of material volume or weight required for the injection unit to plasticize for each molding cycle. Chemical resistance - Ability of a material to retain utility and appearance following contact with chemical agents. Child resistant closure (CRC) - A closure that requires dissimilar motions which may make removal by a child difficult. Subject to government regulations. Clamp speed - Speed at which the mold platens will open and close; controlled by operator settings....