Kroll - 900

Key Technical Aspects:

Dimensions and Specifications :The Kroll 900 has a length of 6.5 meters, a width of 2.5 meters, and a height of 2.2 meters. It weighs approximately 25 tons and has a maximum printing speed of 90,000 copies per hour. The machine's web width can range from 280 mm to 1,400 mm, and it can handle paper thicknesses from 0.04 mm to 0.12 mm.

Paper Handling :The Kroll 900 features a advanced paper handling system, including a automatic reel stand, a web guiding system, and a cutting system. The machine can handle paper reels with a maximum diameter of 1,200 mm and a maximum weight of 2,500 kg. The output system includes a folder, a cutter, and a stacker, which can produce folded, cut, and stacked products.

Printing Unit :The Kroll 900's printing unit features a maximum printing speed of 90,000 copies per hour and a printing resolution of 240 lines per inch. The machine uses offset printing technology, which provides high-quality prints with precise registration and vibrant colors. The printing unit includes four to eight printing couples, depending on the configuration, and can print on both sides of the paper web.

Ink System :The Kroll 900 uses a high-performance ink system, which includes a ink fountain, a ink pump, and a ink metering system. The machine uses oil-based inks, which provide high-quality prints with vibrant colors and precise registration. The ink system has a maximum ink capacity of 200 kg and features an automatic ink metering system, which ensures consistent ink application and reduces waste.

Plate Cylinder :The Kroll 900's plate cylinder features a diameter of 1,067 mm and a width of 1,400 mm. The plate cylinder is designed for high-speed printing and features a advanced plate locking system, which ensures precise registration and reduces plate wear. The machine uses aluminum plates, which provide high-quality prints and long plate life.