Types of Extrusion Process

Q. Collapsible tubes are made by

1. Drawing
2. Spinning
3. Extrusion
4. Rolling

Q. The extrusion processes used for the production of toothpaste tubes is/are

1. tube extrusion

2. forward extrusion

3. impact extrusion

1. 1 only
2. 1 and 2
3. 2 and 3
4. 3 only

Q. Semi brittle materials can be extruded by

1. impact extrusion
2. closed cavity extrusion
3. hydrostatic extrusion
4. backward extrusion