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This test is run by .
Note that your final mark will not be saved in the system.

4.6-4.8 Polymers: stock forms, processes, specialist processes, treatments Reorder

Target Level

4-5

Running Total

Attempt

1 of 3

Drag and drop the boxes into the correct order.

Put the following events in the correct order to show the process of injection moulding.

A hydraulic system pushes the Archimedean screw thread forward.
The mould closes ready for the whole cycle to start again.
The mould opens and the formed product drops out with the use of ejector pins.
Pressure is maintained by the hydraulic system.
Polymer granules are fed into the hopper and fall inside.
The polymer granules become plasticised as they move through the chamber.
The plasticised polymer granules fill the empty mould cavity under pressure.

This is your 1^st attempt! The marking algorithm gives more marks for getting the right order first time.

Pass Mark

70%