Two color mold is two kinds of plastic materials in the same injection molding machine injection, divided into two molding, but the product only out of the mold once. Generally, this kind of molding process is also called double material injection molding, which is usually completed by a set of molds and requires a special two-color injection molding machine.
Two color mold is increasingly popular in the market, in this process can make the appearance of the product more beautiful, easy to change color without spraying, but the cost is expensive, high technical requirements.
According to the structure classification, the two-color mold can be divided into three types: core rotary type, core backward type and push plate rotary type. The core rotary type can be divided into two types: the component type and the conjoined type. The so-called split type uses two sets of molds installed on an injection molding machine to complete the injection molding of two-color products. The conjoined type is to complete the injection molding of two-color products in one set of molds, and the core rotary split type is widely used.
