Heidelberg - Speedmaster SM 74-4 SE

Key Technical Aspects:

Dimensions and Specifications :The Heidelberg Speedmaster SM 74-4 SE has a length of 6.4 meters, a width of 2.2 meters, and a height of 1.8 meters. The machine weighs approximately 12 tons and has a maximum sheet size of 530 x 740 mm. The press is capable of producing up to 15,000 sheets per hour.

Paper Handling :The Speedmaster SM 74-4 SE features a highly efficient paper handling system, including a feeder with automatic pile change, a sheet transport system with air-jet technology, and a delivery system with a palletized stacker. The press can handle paper weights ranging from 0.03 to 0.6 mm and has a maximum sheet thickness of 0.8 mm.

Printing Unit :The printing unit of the Speedmaster SM 74-4 SE is equipped with four printing units, each with a diameter of 1,060 mm. The press has a maximum print speed of 15,000 sheets per hour and a print resolution of 400 lpi. The printing unit uses a three-cylinder arrangement with a transfer drum and an impression cylinder.

Ink System :The Speedmaster SM 74-4 SE features a high-performance ink system with a closed-loop ink control system. The press uses a combination of oil-based and water-based inks, with a maximum ink capacity of 20 kg per color. The ink system also features an automatic ink temperature control and an ink agitator for consistent ink viscosity.

Plate Cylinder :The plate cylinder of the Speedmaster SM 74-4 SE has a diameter of 1,060 mm and a plate thickness of up to 1.2 mm. The plate cylinder is designed for high-speed printing and features a precision-ground surface for optimal print quality. The press also features an automatic plate changing system, allowing for quick and efficient plate changes.