Heidelberg - Speedmaster SM 74-4 H

Key Technical Aspects:

Dimensions and Specifications : The Heidelberg Speedmaster SM 74-4 H has a length of 7,340 mm, a width of 2,440 mm, and a height of 2,050 mm. It weighs approximately 12,000 kg and has a maximum sheet size of 740 x 1,040 mm. The press has a production speed of up to 15,000 sheets per hour.

Paper Handling : The SM 74-4 H features a high-capacity feeder with a maximum pile height of 1,200 mm and a sheet size range of 360 x 520 mm to 740 x 1,040 mm. The press is equipped with a dual-circuit sheet guiding system and a high-precision sheet alignment system. The delivery section features a high-speed delivery pile with a maximum pile height of 1,200 mm.

Printing Unit : The printing unit of the SM 74-4 H features a maximum printing speed of 15,000 sheets per hour and a maximum printing pressure of 400 kN. The press uses a three-cylinder arrangement with a transfer cylinder, an impression cylinder, and a plate cylinder. The printing unit is equipped with a high-precision registration system and a fast make-ready system.

Ink System : The SM 74-4 H uses a high-performance ink system with a maximum ink flow rate of 1,200 ml/min. The press features a four-roller inking system with a separate inking unit for each color. The ink system is equipped with an automatic ink supply system and an ink temperature control system.

Plate Cylinder : The plate cylinder of the SM 74-4 H has a diameter of 740 mm and a circumference of 2,320 mm. The plate cylinder is equipped with a high-precision plate clamping system and a fast plate changing system. The press features a maximum plate thickness of 2.5 mm and a minimum plate thickness of 0.3 mm.