The cast copper/bronze/brass heaters are mainly used for extrusion and casting moulding machines. It has a wide application in various machinery industries. The operation temperature can reach up to
650°C (bronze). In order to concentrate the heat to one direction on the injection face, the other sides of the product are covered by heat retention and heat insulation materials. So it has
advantages such as advanced technology, high heat retention, long lifetime, etc. It is widely used in plastic extrusion, chemical fibre, blowing moulding machines.