The paper shall review the design of extruders in the following aspects:
– applications
– mechanical designs (choice of materials, strength)
– control system (temperature, pressure and flow)
– pros and cons compared with single-screw extruder
– Provide some diagrams / drawings (search from web)
All applicants go through a series of tests that check their level of English and knowledge of formatting styles. The applicant is also required to present a sample of writing to the Evaluation Department. If you wish to find out more about the procedure, check out the whole process.