REPAIR OF RISO RISOGRAPHS

Risograph (digital duplicator) - a printing machine that uses screen printing. It got its name from its creator, the Japanese corporation RISO, which released it in 1980 and still manufactures these devices. Small copies, from a few pieces to 100 copies, can be printed on a photocopier designed for office use. Circulations of several thousand copies are cost-effective to produce using offset printing. The risograph occupies an intermediate position between these types of printing and is considered effective when printing circulations from 20 to 1000 copies, with one stencil guarantees the production of 2000-3000 copies of stable quality. A3 pages are suitable for work on the risograph, and the only A2 risograph in the world was developed by RISO Corporation.

The main buyers of risographs are government, educational, religious institutions, printing houses, large enterprises, ie consumers who need to be able to quickly and cheaply print from tens to thousands of copies, such as booklets, forms, educational materials, leaflets or technical documentation.

RISO was one of the first companies to introduce risographs to the Russian consumer, and now has a strong position in this market segment, supplying both conventional desktop risographs and unique models, such as the absolute champion with a print speed of 190 copies per minute, the above risograph A2 format and a risograph with two drums, which allows you to print two-color prints in one run.

The specialists of the RISO DETAKO service center are happy to offer their customers repair services for the Riso duplicator (risograph). do not print images for any other device related problems.

Duplicator or risograph  is a copying (duplicating) equipment. Despite the ease of operation and small size, it is technically complex and high-tech device. In terms of its functionality, the risograph resembles a copier. The first types of duplicators were created in the 80s of last century. Currently, this equipment is in great demand in printing. The products obtained with its help are characterized by low cost and good qualities. The use of risograph allows you to produce a wide range of printed products - newsletters, business cards, flyers, etc. The most popular risograph for making black and white and color prints of medium circulation.

The main faults of duplicators (risographs)

Uneven ink rumble. On the print some of the elements are darker, when the text is displayed there is an effect of strokes, or duplication of letters.

Technologically incomplete pressing of sheets to the printing drum. Not all elements of the picture are visible.

Defects in the recording of the master film.

Extraction of the master film in the printing process  , the formation of wrinkles, as a consequence, the deformation of the image on the print.

Image scanning defects. The appearance of streaks along the sheet, stretching or compressing the image.

Paper delivery defects. The position of the image on the print changes in the process of printing, issuing several sheets, paper jams.