Monday 12 March 2012

Silk screen processes

Serigraphy

Or otherwise known as the process of silk screening.

1.       A cut stencil is attached to a silk screen of fine mesh which has been stretched on a wooden frame

2.       Coloured printing ink is forced through the unmasked areas of the screen with a squeegee.



Putting a photograph onto a silk screen:

1.       Photocopy the image in black and white onto acetate using a photocopier.

2.       Select a pre-coated photo-emulsion silk screen (green)

3.       Place the silk screen face down on top of the images in the large exposure machine.

4.       Close the lid using the clips on top of the machine.

5.       Press the vacuum button.

6.       Press go button- wait for Infra red light to expose image onto the screen. Where it’s black on the image it won’t expose the screen (and therefore it will allow ink through to print).

7.       Wash off the unexposed areas of the screen using the power spray over the sink- Do the inside first, do both sides.

8.       Then when all areas have been washed away- put it mesh side up in the drying drawers.

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