Plastic Choices

Plastic Materials

Ni Hau product example

Plastic Material

Strengths

Industry example

Surface Processing

ABS

(Acrylonitrile butadiene styrene)

  • stronger than pure polystyrene
  • impact resistance
  • chemical resistance
  • fatigue resistance 
  • rigidity
  • widely recycled

LEGO bricks


Easy to apply

(printing, painting, electroplating)

Acrylic

(PMMA/ Poly(methyl methacrylate))


  • shatter-resistant alternative to glass
  • high clarity and shine like glass
  • more prone to leave scratch marks and can be brittle


Car tail lights cover


Easy to apply

(printing, painting, electroplating)

PS

(Polystyrene)


  • can be solid or foamed
  • cheap, lightweight
  • brittle


Yoghurt cup


Easy to apply

(printing, painting, electroplating)

PP

(Polypropylene)


  • resistant to fats, most acids and solvents
  • excellent resistance to fatigue; most living hinges are made from PP
  • food grade PP available
  • widely recycled


Tic tac box lid


Cannot coat on directly, need extra processing before printing or electroplating

TPR

(Thermoplastic rubbers)


  • outstanding thermal properties
  • elastic properties of rubbers
  • easily recyclable


Dog chewing toy


Cannot coat on directly, need extra processing before printing or electroplating



Useful links:
7 Things You Didn’t Know About Plastic (and Recycling)
https://blog.nationalgeographic.org/2018/04/04/7-things-you-didnt-know-about-plastic-and-recycling/