Bicolour injection mould: two plastic materials are moulded on the same injection moulding machine twice, but the product is only once.
This is also known as the double injection moulding process and is usually carried out by a single mould, requiring a special bicolour injection moulding machine.
Bicolour injection moulds are becoming more and more popular in the market. In this process, the products can be made more beautiful, easy to change colors,without spraying, but expensive and technically demanding.