HAAS AUTOMATION, INC. ST-20Y HORIZONTAL MACHINING CENTER

Technical Description

The HAAS AUTOMATION, INC. ST-20Y is a high-performance horizontal CNC turning center engineered for precision and versatility in complex machining operations. It features a robust main spindle with a maximum turning diameter of 12.000", a maximum turning length of 21.000", and a chuck diameter of 8.300", supporting a maximum bar diameter of 2.000". The spindle delivers up to 20.0 HP and reaches speeds of 4,000 RPM, ensuring efficient material removal and high accuracy. The machine is equipped with a hybrid turret, accommodating up to 12 turning tools and 12 rotary tools, with rotary tool speeds up to 6,000 RPM. The ST-20Y offers simultaneous 4-axis control, including a Y-axis with 4.000" of travel, enabling off-center milling, drilling, and contouring operations. X-axis travel is 9.300" and Z-axis travel is 21.000", with rapid traverse rates of 472 ipm on all axes for fast positioning and reduced cycle times. Secondary milling and drilling functions are standard, both on- and off-center, and are enhanced by C-axis and Y-axis capabilities. The machine supports one simultaneous cutting tool, ideal for intricate part production. Designed for industries requiring high precision such as aerospace, automotive, and medical device manufacturing, the ST-20Y combines advanced features, rigid construction, and a compact footprint to maximize productivity and reliability in demanding environments.