Q1. Define the term extrusion. Describe the materials and applications of it.
Q2. Compare and contrast the single screw extruder and twin screw extruder.
Q3. Draw the process plant layout for the pipe extrusion method of plastic.
Q4. Describe the constructional characteristics of the calendar rolls.
Q5. Describe the constructional characteristics of the single screw extruder with sketch.
Q6. Write down the defects observed in the blown film extrusion method? Describe their causes and remedies to avoid it.
Q7. List out the auxiliary equipments which are used for pipe extrusion process? Describe the functions of any four equipments.
Q8. With a neat sketch describe the working of blown film extrusion. Describe its applications.