You Ji HFB Series – Floor-Type Horizontal Boring Mills
You Ji HFB-150 / HFB-180 heavy duty floor type horizontal boring mills feature a moving column and a fixed table and are available in a variety of table configurations include a plain table, hydrostatic rotary table, pallet changer, or combinations of all three. The machines can be custom-configured to meet specific production needs.
Standard X-Y-Z-W travels for the HFB-150 are 157″ x 98″ x 31.5″ x 29.5″ (3,987 mm x 2,489 mm x 800 mm x 749 mm), and 236″ x 118″ x 43.5″ x 35.4″ (5,994 mm x 2,997 mm x 1,099 mm x 899 mm) for the HFB-180. A wide range of greater X and Y axis travels is optional. The HFB-150 is equipped with a 5.9″ (150 mm) spindle bar, and the HFB-180’s spindle bar is 7.1″ (180 mm)
The X, Y, and V axes are equipped with hydrostatic slides that support heavy cutting, precise positioning, and overall stability. The machines feature precision ground and induction hardened box ways in X, Y, and V (if equipped) axes. Rigidity and accuracy is further reinforced by machine construction of heavy Meehanite cast iron.
The machines’ 2,500 rpm spindles are 60 hp (HFB-150) and 100 hp (HFB-180). A 60-tool automatic tool changer is standard, with 80- and 120-tool capacities optional.
The HFB machines are equipped with both a W axis ram and a Z axis quill. The head assembly is made by HEADTec GmbH of Germany. Linear scales are standard in X, Y and Z axes.
A comprehensive offering of options incudes a selection of B-axis table sizes, right-angle milling heads, tool and part probes, tool presetters and high pressure coolant.
Frequently Asked Questions About Boring Mills
Our boring mills have a capacity of up to 55,000 lbs. table loads.
Gearbox housings for a variety of industries, energy-related parts, transmission housings, oil and gas frack blocks, large manifolds, and forgings are some of the parts commonly made with boring mills.
At Absolute Machine Tools, our boring mills all come standard with a full B-axis rotary table (.001 degree).