WATER DEEP ETCH
Complete range of water process chemicals, indigenously made and tested for optimum results. Based on water soluble synthetic resin, this syatem overides many limitations of Gum Deep Etch Syatem.
It is a ready to use Coating Solution with a shelf life over 3 months. Coat in a whirler at 75 r.p.m and controlled temperature of around 45 C. In controlled storing conditions the coated plate can be stored up to 60 hours. Exposure time depends on light source.
It is used to improve image visibility. After developing the exposed plate in running water, drain off excess water. Apply colourant with a cotton wad or sponge over the entire surface.
With the plates still wet after applying Colourant, wipe off excess water with squeegees and pour Wet Etch. Fumeless and fast working it deep etches the image within 2 minutes. Then rinse thoroughly with water. For extra long press runs, dry the plate and etch with Deep Etch Solution.
PRE STENCIL REMOVER
With 1 to 5 litres of 'B' (liquid) appropriate quantity of 'A' (powder) is packed. Dissolve the powder completely in the liquid. Pour this solution and work up a sponge. The stencil softens and turns yellow, so removal becomes easy.
Rinse thoroughly. Pour adequate of Stencil Remover and work over with a soft nylon brush. Along with the removal of the stencil, it desensitises the non image areas too. Repeat Pre-Stencil Remover and Stencil Removal.
Gum up the plate and wipe down to a thin invisible film and dry. The plate is ready.