Tuesday 25 August 2009

23rd August 2009 - Priming Complete

Finally the priming is completed, actually the priming itself isn't too bad but cleaning the parts with the Deoxidine is fairly unpleasant. This is basically a phosphoric acid solution which dissolves the aluminium oxide and etches into the aluminium. It does produce a very clean surface for the paint to adhere to but smells terrible and is messy to use particularly on big structures like the fuel tank and combing.

Painting is not my strong point and I usually end up with the surface covered in runs and marks but this time I've invested in a new type of paint gun - LVLP. This stands for low volume, low pressure. Low pressure has been around for some time and has the advantage that the overspray is greatly reduced. Low volume means that the amount of air used is also greatly reduced. I'm spraying using a 1.5HP 50 litre compressor which is not sufficient for conventional guns but works fine with the LVLP gun which uses only 6.5cfm at 22psi. The gun is, predictably, Chinese made but a beautiful piece of engineering and good value - http://www.auarita.com

The rib making has taken something of a back seat recently so still only 4 complete and 1 half done.



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