Monday, 26 April 2010

Drawing to PPD's guidelines


As I have been editing the colours to my drawings, I have been in contact with PPD to ensure they are correct before committing to them being brass etched. Their company proved very helpful as they provided guidelines and sample files for me to follow. Firstly, I had to adjust all my illustrator files onto two layers to include tabs and a boarder to hold them to the sheet once they were cut. After emailing this I was then instructed to draw a boarder round each piece so that the minimum of brass would be wasted. This process took much longer than I expected as all the shapes are fairly close together with their boarders overlapping. The way I drew the lines meant that they did not always join up completely, making the fill process fill in black where it shouldn't. To get around this, Will showed me how to selectively fill sections once I had brought the layers together on one layer. During this time I also realised the pitfalls to my tabs being one mm thick. PPD suggested that these areas could be half etched, but I decided on the slightly cheaper option of making the whole brass sheet thinner. Will showed me what 0.3 thickness brass looks like, and I decided that this would give a better flex to my plates as well as speed up the etching process.

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