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Gravure printing is a direct printing method in which ink is transferred in cells to the substrate. The excess coating on the roller is wiped off by the Doctor Blade and the coating is then deposited onto the substrate as it passes between the Engraved roller and a Pressure Roller. The position of the blade relative to the nip is normally variable. Each station can carry its own color ink and has its own printing cylinder and doctor blade. In both Gravure and Flexo printing, the doctor blade is technically a metering blade. In both Gravure and Flexo printing, the doctor blade is technically a metering blade. It wipes excessive ink directly from the printing cylinder from where the ink is transferred to the substrate. Messages. The doctor blades can also be made of plastic in some types of flexo printing. One acts as the metering blade and controls the amount of ink that fills the tiny cells and the second blade acts as a sealing blade, to prevent ink from leaking out of the chamber. Penn Fibre Acetals, Oriented Polyesters, and UHMW have successfully replaced metals, thereby providing a dramatic reduction in friction and extended wear life. While gravure and flexo are totally different processes, the blade meters the ink in both. Doctor Blade is an ink remover, it removes excess ink from the smooth and un-engraved area of the gravure cylinder. The resolution of finer features requires thin residual : +86-18061692509 rotogravure blade,rotogravure blades manufacturer flexo doctor blades,flexo blades india gravure blade,doctor blades for rotogravure,gravure doctor blades gravure blades manufacturer,steel doctor blades india,doctor blades for gravure and flexo manufacturer,flexo blades flexo blade manufacturer doctor blades for rotogravure flexo doctor india,-convertech equipment pvt ltd Ink transferred to paper. You can also choose from manufacturing plant, hotels, and printing shops new gravure doctor blades, as well as from 3 months, unavailable, and 1 year new gravure doctor blades, and whether new gravure doctor blades is inkjet printer, screen printing machine, or offset printing machine. 5 Boxes (Min. Make sure it’s clean inside the clamping area. A chambered doctor blade system can be used for inks containing highly volatile solvent. The final finished product is finished with a extra-smooth edge ensuring that the blades perform a clean wiping action on the gravure cylinder/anilox roller immediately on start-up. Impression Roller... What is Gravure? With the reduced blade tip the doctor blade pressure can be greatly lowered. Product Description . MDC doctor blade for flexo printing gravure printing . There are 2 doctor blades (one on the top and one on the bottom) used in the closed chamber. They are called Rotogravure (gravure), and Flexographic (flexo) printing. Product Info. You can line up 100 to 300 of these cells within one inch. Gravure printing concepts, basics background, principle, components and advance development of gravure printing process. The image cylinder is made of a steel or composite core that has a polymer covering (blanket). A doctor blade for gravure printing, further comprising an inorganic baking paint layer or a ceramic sprayed layer on the back surface (the surface on which the doctor blade scrapes ink). The gravure printing process relies on an engraved roller running in a coating bath, which fills the engraved dots or lines of the roller with the coating material. Write. Designed for both gravure and flexographic printing, these premium high quality doctor blades are manufactured from specially formulated steel, suitable for long running life and low pressure doctoring at high line speeds. Gravure and rotogravure. Features:-1.Special cutting edge technology, the blade angle of circular arc, the production process does not hurt the version; During the printing process, the engraved cavities are filled with the ink by passing an ink bath and a flexible doctor blade is used to remove the excess ink. While there are many methods of printing, there are two predominant methods that use Doctor Blades. cereal boxes, M&M’s candies, cos-metics), or specialty items (i.e. Traditionally, a 40 mm or wider doctor blade with a lamella profile is required to achieve the necessary ink metering precision. Doctor Blade, Doctor Blade for Printing, Soft Doctor Blade manufacturer / supplier in China, offering Gravure Printing Soft Doctor Blade for Printing Coating Machine Suppliers, Pad Printer for Aluminum Label, Printer for Plastic Sheets Y125/2s, Acrylic Mold Making Rubber Head Mould for Pad Printing and so … Although steel is preferred in most gravure applications, plastics are occasionally used, usually in conjunction with a worn cylinder as a means of prolonging its life. (To reduce wear from printing cylinder ends). The long runs and high volume of work typically expected of gravure presses requires equipment that delivers durability and longevity across thousands and thousands of impressions. MFLEX PLUS® The "GO - TO" Doctor Blade for High Speed HD FLEXO MFLEX PLUS® for HD FLEXO is the latest development in SWEDEV’s range of printing doctor blades. Doctor Blades will last from one working shift up to several days. Cut the counter/support blade at ends to 45 degree angle. Specific areas of experience include doctor blade sales, tech support, training, and R&D as well as the design of custom retrofit doctor blade holders and systems. The cylinder is washed with ink; a doctor blade removes the excess, leaving ink only in the cells. The doctor blade is normally made of special carbon steels and is heat treated to a hardness that will allow it to wear very slowly. The engraving is usually done with a laser beam. Doctor blade? The doctor blade steel is not as hard as the chrome on the cylinder. Doctor blade mounting and setup in gravure printing. Â© 2014 Almelek A.Å. : Room 336, Huijin Building, 110 Guangcheng, Lishui District, Nanjing City, Jiangsu Province The doctor blade meters (controls) the amount of liquid ink that is deposited on a printing cylinder. China Doctor Blade Gravure Printing Machine manufacturers - Select 2020 high quality Doctor Blade Gravure Printing Machine products in best price from certified Chinese Packing Machine manufacturers, Printing Machine suppliers, wholesalers and factory on Made-in-China.com Spell. They are very small. Cut the counter/support blade at ends to 45 degree angle. Contacts: Xu Jian Product description of doctor blade. Introduction 1.Doctor Blades are wiping blades used to wipe excess ink in the flexographic or rotogravure printing and coating processes. Doctor blades are also used in other printing and coating processes, such as flexo and pad printing for the same function. The wiping, or doctoring, process in gravure printing presents a fundamental barrier to resolving the micron-sized features desired in printed electronics applications. Is not as hard as the chrome on the cylinder anilox roll gets ink from printing! 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