Sunday, 31 July 2011

Environmental Friendly and Cheap Materials

My goal for today is to determine what materials I should use, these materials must be cheap and environmentally friendly.

For the frame of the tool I have three options: a hardened stainless steel with a black teflon coating, a vanadium steel, also with a black teflon coating and finally a hardened tungsten steel.

-Hardened Stainless Steel
The advantages are of course the general price of stainless steel, being a cheap material to manufacture it would be a viable option. It is also environmentally friendly to manufacture, since the steel only needs to be  treated.
-Vanadium Steel
The advantages that Vanadium Steel has over the stainless steel and the tungsten is that is harder and also that it is also not as porous. The disadvantage are that is more expensive than the other two medals and that is it. It is not a viable option.
-Tungsten Steel
The only advantage that Tungsten has over the other two metals is that it can resist heat much better than the other two metals and that it is cheaper then the Vanadium. It is not a viable option.

Overall I will you use the hardened stainless steel because firstly it is cheaper than the other two options because the only process is treating the steel. Another advantage is that it is environmentally friendly to manufacture and that it is easy to manufacture. Stainless steel itself is quite resilient to many elements such as rust and dents from everyday use, and with a black teflon coating, not only will it give it a appealing look but protect even more. Even though I have not talked about the material for a handle, I've determined that I will use a red translucent plastic, just like swiss army.


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