10 Questions
What is the primary function of an extruder in the extrusion process?
Force the melt out of the extruder and through a die
What are the products commonly manufactured through the extrusion process?
Window frames and insulated wire
What are the three sections into which the extruder barrel can be conceptually divided based on function?
Feed, compression, and metering sections
In the extrusion process, what is the function of the die?
Shape the plastic into continuous products
What is usually used as the resin stock in the extruder's hopper?
Small pellets or powder
What is the primary function of the hopper in an extruder?
To convey the resin stock to the compression zone
What causes the resin to begin melting in the extruder?
Shearing action of the screw
What is the purpose of the electrical heaters attached to the extruder barrel?
To melt the resin stock in the compression zone
What is the function of the die in the extrusion process?
To shape and form the melted resin
In which section of the extruder barrel does all the resin melt before being forced out through a die?
Metering section
Test your knowledge about the extrusion process, which is used to manufacture various plastic products like tubing, pipes, profiles, film, and more. Learn about the continuous production of constant cross-sectional products and the key components of an extrusion operation.
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