Heidenheim, Germany, 03 July 2009 -- On schedule, Dunaujvaros PM 7 started paper production in mid-June 2009. The packaging paper machine delivered by Voith produced the very first paper of 90 g/m² with a record speed of 1225 m/min. The owner, Hamburger Hungária Kft. Containerboard, is part of the Austrian Hamburger Group and operates Hungary's largest paper mill at the Dunaujvaros site.
The PM 7, with a wire width of 8600 mm, has been designed for a speed of 1500 m/min. With an annual capacity of around 400,000 tons, the machine produces corrugating medium and testliner in a basis weight range of 70-150 g/m².
The entire production line, from stock preparation to reel, has been completed, using the proven One Platform Concept.
The PM 7 runs on a 100% recycled stock basis. Deliveries for the stock preparation line incorporated continuous disperging complete with the feeding unit and the reject handling system. Subsequent process phases include the protector system, fractionation, an EcoMizer cleaning system, hole and fine screening, and sludge treatment. The Voith components in the approach flow process include, among others, pulpers and sorters.
The DuoFormer Base gap former is equipped with a MasterJet M2 two-layer headbox with ModuleJet dilution water control. In the press section, a DuoCentri-NipcoFlex press with QualiFlex press sleeves guarantees high dry contents. The entire dryer section is of single-tier design; solely the last group is double-tier. The SpeedSizer AT film coating unit provides uniform application on both sides. The MasterReel ensures optimum winding quality of the 7900 mm wide web, permitting maximum roll diameters of 4000 mm.
The Voith deliveries also included an extensive automation package.
In addition, the corresponding field services have been part of the Voith scope of supply and will continue after the start-up of PM 7.
Voith Paper is a Division of the Voith Group and the leading partner to and a pioneer in the paper industry. Thanks to continuous innovation, Voith Paper optimizes the paper production process, focusing on the development of resource-saving products to reduce the consumption of energy, water and fibers.
More than one third of the world's paper production is manufactured on Voith Paper machines. Formed on 01 January 1867, Voith has a current workforce of 43,000, sales of EUR 4.9 billion, and more than 270 locations worldwide; it is one of the largest family-owned enterprises in Europe.