iogugl.blogg.se - Compare and contrast relief printing and intaglio

#COMPARE AND CONTRAST RELIEF PRINTING AND INTAGLIO REGISTRATION#

The basic systems of printing are: - 1) the original, (2) the plate, (3) printing ink, (4) a printing medium such as paper and (5) a printing machine. It is often carried out as a large-scale industrial process, and is an essential part of publishing and transaction printing.

Etching Printing Press (e.g.Printing is a process in which text and images are reproduced, typically with ink on paper using a printing press made from letters, photographs and drawing.

To make your own collagraph you will need: The colours will blend a little when cleaning the plate with scrimĬlean up the your plates, inking slab and tools with Zest-it – a more environmentally friendly alternative to white spirit. Use a brush as before, concentrating on each area at a time in your desired colour. You can print your plate in different colours by printing a la poupée – using a wad of fabric to ink different parts of the plate separately. You will need to re-ink your plate beforeįor plates made with filler, ink up and print in the same way. If your print is too dark and sticky there is too much ink and your plate needs more cleaning before printing. On the back of the paper but none of the areas should have pushed all the way through! If your print is very pale there may not be enough pressure. Remove your print to see the result! If the pressure is correct, you should see an embossing Put your paper on top of the plate and through the press. This way it will draw the ink out of the recessed areas of the plate. You want the paper to be dampīut not wet. Remove your paper from the tray using paper fingers as seen below to keep it clean.

#COMPARE AND CONTRAST RELIEF PRINTING AND INTAGLIO REGISTRATION#

Use a registration sheet like the one shown below to ensure your print is centred and straight. When your plate is inked up, place it on the press bed. Finish by using a clean piece of fabric to clean the edges and anyĪreas that you would like to print as close to white as possible. Use a flat piece of tissue paper to polish the plate, concentrating on the pale areas.

To begin to clean the ink of the mount board ground and any other areas that you want pale. Work the ink into the plate using a piece of scrim. Pay particular attention the the areas that you want to hold the ink. Work the ink into the plate with a stiff brush – a toothbrush works perfectly. The Dense Black ink that we used is particularly sticky so we used the quantities shown below. You only need a little linseed jelly to dramatically change the consistency We are using Hawthorn Stay Open Oil Based Inks mixed with Linseed Reducing Jelly – this reduces the ink to a more workable consistency for intaglio printing. WeĪre using a 300gsm paper stock as it needs to be strong enough to be strong when wet and not tear when embossed with the raised areas of the plate. Prepare your paper by soaking it in a tray of water. Shellac works very well at protecting and strengtheningĪgain, allow your plate to dry completely (another few hours) and then you are ready for inking. When your plate is completely dry (this usually takes a couple of hours) it is ready to be varnished. Pressing objects and fabrics into the filler will change the texture of the plate. Pressing and drawing textures in the block will create more areas for the ink to be held. The filler will create the most contrast in your print so use them creatively. Use a palette knife to spread a thin layer of paste onto the block. Threads will hold ink too – experiment with gluey threads dropped onto the surface.Īnother way of creating a textured collagraph plate is by using filler. Use carborundum sprinkled over PVA glue to create a rough texture that holds lots of ink. Take care where you paste your glue as areas of PVA will print differently when inked up.ĭrizzled PVA glue creates a raised area that can be wiped clean whilst holding ink around the edges. Begin choosing and cutting down the pieces to stick on top. Start with a piece of mount board cut to size. If you would like to start with something a little quicker that does not require varnishing your plates, try our Easy Cardcut Collagrap h project featured earlier on our blog. This is our method of creating and printing collagraph plates intaglio. The collagraph plate is then varnished and can be printed intaglio or relief. Anything with a low relief texture can be stuck down and used: wallpaper, leaves, fabrics, tapes and threads etc. JUsing Diazo Photo Emulsion - Tips, Tricks and TroubleshootingĬollagraphy is a really versatile printing process in which a textured plate is inked up and put through a press.JHow to Block Print onto Fabric with Speedball Fabric Block Printing Ink.

Squeegees, Scoop Coaters and Hinge Clamps.