Q1. Draw an appropriate sketch of extrusion die and also write down its terminology.
Q2. State the necessity of heating system for mould and dies. Explain how heaters are chosen?
Q3. Draw an appropriate sketch of the fish tail die. Explain how to control the thickness of the sheet?
Q4. What are the types of blown film die? Describe any one.
Q5. Describe the neck and pinch-off design related to the blow moulds.
Q6. Distinguish between the plain pipe die and corrugated pipe die.
Q7. Describe the coat hanger die and T-die with appropriate sketch.