ZMMBG CU 730RD X 3000 MANUAL LATHES

Technical Description

The ZMMBG CU 730RD X 3000 is a precision universal lathe manufactured by ZMM Bulgaria, designed for versatile metal turning and machining operations. With a swing of 730mm (28.74 inches) over the bed and a maximum distance between centers of 3000mm (118.11 inches), this machine accommodates medium to large workpieces for extended turning sequences. The spindle features a 103mm (4.06-inch) bore with a metric 120 taper, DIN 55027 nose configuration, and direct mounting capability for 3-jaw self-centering or 4-jaw independent chucks. Powered by an 11kW (14.75 HP) main motor, the lathe delivers 21 spindle speed ranges from 12.5 to 1,250 RPM, enabling precise control across diverse machining applications. The machine provides 120 selectable feeds with longitudinal feed ranges of 0.04-12mm/rev and cross feed ranges of 0.02-6mm/rev, facilitating fine finishing and heavy-duty operations. Threading capabilities include 64 metric thread options ranging from 0.5-120mm, alongside inch and module thread specifications. The robust, ribbed headstock casting ensures minimal vibration and accuracy during high-speed or heavy-duty machining. The carriage assembly includes a 390mm cross slide travel and 130mm top slide travel, with a quill diameter of 90mm and Morse taper number 5 tailstock. Grinded gears operate in an oil bath, providing durability and smooth power transmission throughout the machine's operational range.