KEARNEY & TRECKER 550TF-20 HORIZONTAL MACHINING CENTER

Technical Description

The Kearney & Trecker 550TF-20 Horizontal Machining Center is a robust, high-capacity machine designed for demanding industrial milling applications. Featuring a large worktable measuring 96 inches in length by 25 inches in width, it provides ample space for handling sizable workpieces. The machine is equipped with a powerful 50 HP main motor and a dedicated 5 HP feed motor, ensuring efficient and reliable performance under heavy loads. The spindle offers 24 speed settings ranging from 54 to 1300 RPM, allowing for precise control across a wide range of machining operations. Longitudinal and cross feeds are adjustable from 3/8 to 90 inches per minute, while vertical head feeds range from 3/16 to 45 inches per minute, and vertical knee feeds from 3/8 to 90 inches per minute, providing flexibility for various cutting requirements. The machine boasts a longitudinal table travel of 50 inches, cross table travel of 16 inches, vertical knee travel of 18 inches, and vertical head travel of 8 inches, enabling extensive positioning capabilities. The distance from the spindle to the table can be adjusted from a minimum of 0 inches to a maximum of 23 inches, accommodating diverse workpiece heights. The spindle features a #50NS taper for secure tool mounting, and the throat measures 21 inches for improved clearance. Rapid traverse is available at 150 inches per minute, enhancing productivity during non-cutting movements. This machining center is built for durability, precision, and versatility in heavy-duty milling environments.