Focus on Decoration - Euroscreen: new screen printing technology Dry-Tech
Euroscreen recently introduced a new technology and expertise for the production of the Dry-Tech cylinder. This new powder screen printing system was developed in close cooperation with Stork, a renowned Dutch manufacturer of hi-tech equipment for engraving nickel cylinders.
Leading sector players have cooperated with Euroscreen in developing this new technology and adapting the very best Stork brand equipment for the production of Dry-Tech. Several producers of screen printing equipment demonstrated a firm belief in the project and played a crucial role in the development and market penetration of this new product. Partner companies include Newton, Poligraph and Ricoth.
In detail, Euroscreen has developed Dryed Rolls, a decorating machine for application of dry products such as grits, spray-dried products and ceramic glazes which can decorate strongly textured tiles right up to their edges. The machine is installed on an aluminium and steel structure and is produced in two versions, master and slave, where the master uses an electronic system to control all the functions necessary for the process, while the slave machines work in an array (max. 3), performing the cycle in synchronisation with the master.
The product is introduced by means of a pneumatic process that fills the hopper inside the roller (patent pending). A variable control metering device transfers the product to the tile according to the engraving pattern on the roller. The roller, of diameter 400 mm and useful decoration length 660 mm, is made of microperforated nickel and is emulsion-coated and engraved with a continuous image by conventional screen printing laboratories.
The available operating cycles allow pieces to be produced with a constant design or in the following modes: MF, synchronised faces; MR, random; MRS, random synchronised.
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