Tag: Extrusion Process

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The advantages of the extrusion blow molding

1,The cost of the extrusion blow molding machine is cheaper than that of injection molding machine, about one third of the injection blow molding machine. 2,On blowing molding, the preform is formed under low pressure through the extrusion equipment heat, in this circumstance, the residual stress of the products is small. With its good performance […]

Rod Extrusion Machine

Extrusion Process

Extrusion Process begins by heating the stock material (for hot or warm extrusion). It is then loaded into the container in the press. A dummy block is placed behind it where the ram then presses on the material to push it out of the die. Afterward the extrusion is stretched in order to straighten it. […]

Plastic Extrusion Process

Plastic Extrusion Screw Design and Types of Extrusion Process

Plastics extrusion is a high-volume manufacturing process in which raw plastic is melted and formed into a continuous profile. Extrusion produces items such as pipe/tubing, weatherstripping, fencing, deck railings, window frames, plastic films and sheeting, thermoplastic coatings, and wire insulation. SCREW DESIGN: The design of screw is important for plastic processing. It has mainly three […]