Material Selction

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  • Topic: Hip, Polyethylene, Hip replacement
  • Pages : 3 (710 words )
  • Download(s) : 149
  • Published : January 18, 2013
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Material selection
Park bench –
* Durability
* Cost
* Bio compability?
* -thermal conductivity
* Visual
* stress

Hip joint
* Weight
* Cost
* Reactivity
* Biocompatible
* resistant to corrosion, degradation, and wear.
* Tough

Park bench –
Thermoplastic Coated Steel concrete, wood
Hip joint

Zirconia - ball (fermoral head)
Silicon carbide- brace fermoral stem

Alumina matrix composits

Park bench
A park bench isn’t just for parks. It is an essential component of any public outdoor (or indoor) area. The 3 material I chosen ( wood concrete steel) These park benches provide strength and durability with a strong steel skeleton and high quality UV and weather resistant thermoplastic coating. One of the most popular bench styles, the thermoplastic coated steel park bench comes in a range of styles and colors. The thermoplastic coating protects the steel for years to come, and is maintenance and corrosive free. Made for the widest range of applications, these benches can be portable as well and permanent installs. Commercial park benches made with wood are always a top seller. Made usually of cedar, or pine, wood park benches offer strength and durability, reinforced with a welded metal frame construction for a long life. Wood is the popular choice also for its classic styling. When people think park bench, they will more than likely visualize a wood slat park bench with back and arms in an unfinished cedar nestled in a shady spot under an oak tree. This is obviously a great solution for a park, or outside of a mall but I would not recommend it for any city transit area. Other materials, like powder coated steel are better performers for high traffic. Concrete Park Benches are an inexpensive solution to a high traffic area. Dense and strong, anything concrete will last a long time and is ideal for parks, schools, bus stops, corporate break areas and rest stops, and other various street...
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