Design Tech- Plastics, Manufacturing Processes

11 Questions | By William211 | Updated: Mar 21, 2022 | Attempts: 355

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1.

Which of the following can be used for injection moulding?
- A.
  
  HDPE
- B.
  
  Acrylic
- C.
  
  PVC
2.

Which of the following can be used for injection moulding?
- A.
  
  PS
- B.
  
  LDPE
- C.
  
  Acrylic
3.

Which of the following can be used for blow moulding?
- A.
  
  ABS
- B.
  
  PP
- C.
  
  Nylon
4.

Which of the following can be used for vacuum forming?
- A.
  
  ABS
- B.
  
  Acrylic
- C.
  
  PP
5.

Select the plastics that can be used for Vaccum forming
- A.
  
  HDPE
- B.
  
  LDPE
- C.
  
  PP
- D.
  
  PS
- E.
  
  Acrylic
- F.
  
  PET
- G.
  
  Nylon
- H.
  
  ABS
- I.
  
  PVC
- J.
  
  HIPS
6.

Select the plastics that can be used for injection moulding
- A.
  
  HDPE
- B.
  
  LDPE
- C.
  
  PP
- D.
  
  PS
- E.
  
  Acrylic
- F.
  
  PET
- G.
  
  Nylon
- H.
  
  ABS
- I.
  
  PVC
- J.
  
  HIPS
7.

Select the plastics that can be used for blow moulding
- A.
  
  HDPE
- B.
  
  LDPE
- C.
  
  PP
- D.
  
  PS
- E.
  
  Acrylic
- F.
  
  PET
- G.
  
  Nylon
- H.
  
  ABS
- I.
  
  PVC
- J.
  
  HIPS
8.

What are the features of injection moulding
- A.
  
  Fast
- B.
  
  Can be labour intensive
- C.
  
  Produces a good surface finish
- D.
  
  Can be used for mass production
- E.
  
  Is economical for one off production
- F.
  
  Cost effective once the mould has been produced
- G.
  
  Can produce high volumes of the product
- H.
  
  Is suitable for batch production
- I.
  
  Is flexible
- J.
  
  Can produce complex shapes
- K.
  
  Produces hollow shapes
- L.
  
  Requires no further surface finishing
- M.
  
  Corners of the product have little stress
- N.
  
  The final product has no seams
9.

A mould for vacuum forming to produce a quality outcome needs to:
- A.
  
  Have a high quality surface finish to give a good quality final product
- B.
  
  Be big
- C.
  
  Have shallow angles on it
- D.
  
  Have draft angles to allow the release of the product
- E.
  
  Shouldn't be too big to reduce the chance of webbing
- F.
  
  Should be made from a material that is heat resistant
- G.
  
  Should be made out of a material that can deform
10.

A mould for sand casting to produce a quality outcome needs to:
- A.
  
  Have a high quality surface finish to give a good quality final product
- B.
  
  Be big
- C.
  
  Be made from a porous material
- D.
  
  Be very detailed
- E.
  
  Have two halves
- F.
  
  Be a negative of what the final product should be
- G.
  
  Have two holes, the pouring basin, runner and riser
11.

RPT advantages
- A.
  
  Allows the designer to interact with a product to inform him on design decisions
- B.
  
  Allows the product to be made more ergonomically
- C.
  
  It is cost effective compared to the effects of manufacturing an incorrect model
- D.
  
  It is quick
- E.
  
  It is cheaper than any other method of manufacturing
- F.
  
  It allows products to be made interactively
- G.
  
  Allows products to be printed directly from CAD
- H.
  
  It is more accurate than any other way