DN Solutions DBC-130

$450,000 - $650,000 Updated 2026-03-11

Key Specifications

Max Spindle

2,500 RPM

Spindle Taper

BIG PLUS CAT 50 (ISO #50)

Table Size

1,600 x 1,800 mm (63 x 70.8 in)

Spindle Power

22/30 kW (30/40 hp) continuous/15-min

Max Workpiece ⌀

3,900 mm (153.5 in)

spindle diameter

130 mm (5.1 in)

Overview

The DN Solutions DBC-130 is a table-type horizontal boring mill that's been one of the best-selling machines in its class, with over 1,000 units shipped in the last decade. Originally built under the Doosan name, it's now part of the DN Solutions lineup, and the machine hasn't lost a step. If you're boring, milling, drilling, and tapping large castings, weldments, or mold bases, the DBC-130 gives you the rigidity and envelope to get it done without farming work out.

The 130 mm (5.1 in) spindle runs through a gear-driven headstock putting out 30 kW (40 hp) continuous with 3,940 Nm (2,960 ft-lb) of torque at speeds up to 2,500 RPM. That's serious grunt for face milling cast iron or line boring hydraulic manifolds. The BIG PLUS CAT 50 taper gives you dual-contact rigidity that matters when you're hanging a long boring bar out of the spindle at full depth. The W-axis quill extends 700 mm (27.5 in) so you can reach deep into a workpiece without repositioning the column.

Axis travels cover 3,000 mm (118.1 in) on X, 2,000 mm (78.7 in) on Y, and 1,600 mm (63 in) on Z, with rapid traverse at 10 m/min on all three linear axes. The rotary table measures 1,600 x 1,800 mm (63 x 70.8 in) and handles workpieces up to 15,000 kg (33,075 lb). The B-axis indexes to 360,000 positions with locating pins at 90-degree intervals. That table capacity means you can load up large pump housings, gear cases, or machine bases without worrying about weight limits.

The 60-tool ATC keeps tool changes fast on long-cycle boring jobs where you might run 20-30 tools per setup. The Fanuc 31i-B control is the industry standard for horizontal boring mills — operators and service techs know it cold. Glass scales on X, Y, and Z axes provide closed-loop positioning feedback for the accuracy these machines are known for.

At roughly 45,500 kg (100,310 lb), the DBC-130 II isn't going anywhere once it's installed. That mass works in your favor: vibration damping is excellent, and the M-shaped rib casting design keeps the bed stiff under heavy cuts. New machines typically run $450,000-$650,000 depending on configuration, with used DBC-130s from 2010-2018 trading in the $150,000-$350,000 range. Shops that run two or three of these consistently report they're among the most reliable horizontal borers in their class. Specs sourced from DN Solutions published data, Ellison Technologies distributor documentation, and verified dealer listings.

Full Specifications

Parameter	Value
Spindle Diameter	130 mm (5.1 in)
Max Spindle Speed	2,500 RPM
Spindle Motor Power	22/30 kW (30/40 hp) continuous/15-min
Spindle Torque	3,940 Nm (2,960 ft-lb)
Spindle Taper	BIG PLUS CAT 50 (ISO #50)
X Axis Travel	3,000 mm (118.1 in)
Y Axis Travel	2,000 mm (78.7 in)
Z Axis Travel	1,600 mm (63 in)
W Axis Travel	700 mm (27.5 in)
B Axis	Full rotary, 360,000 positions, locating pins at 90°
Rapid Traverse Xyz	10 m/min (394 in/min)
Rapid Traverse W	6 m/min (236 in/min)
Table Size	1,600 x 1,800 mm (63 x 70.8 in)
Max Workpiece Weight	15,000 kg (33,075 lb)
Max Workpiece Diameter	3,900 mm (153.5 in)
Tool Magazine Capacity	60 tools
Max Tool Diameter	130/250 mm (5.1/9.8 in) adjacent/empty
Max Tool Length	600 mm (23.6 in)
Machine Weight	48700 kg (107365 lbs.)
CNC Control	Fanuc 31i-B
Travel Distance W Axis	700 mm (27.5 in)
Rapid Traverse X Axis	10 m/min (394 in/min)
Rapid Traverse Y Axis	8 m/min (315 in/min)
Rapid Traverse Z Axis	10 m/min (394 in/min)
Rapid Traverse W Axis	6 m/min (236 in/min)
Travel Distance X Axis	4000 mm (157.5 in)
Travel Distance Y Axis	2500 mm (98.4 in)
Travel Distance Z Axis	2000 mm (78.7 in)
Max Part Diameter	⌀4800 mm (188.9 in)
Max Load	15000 kg (33075 lbs)
Torque	3684 Nm (2717 ft-lbs)
Spindle To Table Distance	700-2700 mm (27.6-106.3 in)
Speed	2500 rpm
Power	45 kW (60 hp)
Shank	BIG PLUS CAT 50
Changer Capacity	60
Max Diameter	⌀130/250 mm (5.1/9.8 in)
Max Length	600 mm (23.6 in)
Length	8085 mm (318.3 in.)
Height	5406 mm (212.8 in.)
Width	10438 mm (410.9 in.)

Specifications sourced from ellisontechnologies.com — verified 2026-03-28

Strengths & Limitations

Strengths

130 mm gear-driven spindle delivers 3,940 Nm of torque — enough to face mill large cast iron surfaces and line bore deep features without stalling
1,000+ units sold worldwide over the last decade proves this is a battle-tested platform, not an unproven design
15,000 kg table capacity handles large castings, weldments, and mold bases that smaller horizontal borers can't touch
60-tool ATC and 700 mm W-axis quill travel reduce setup time on complex parts requiring many tools and deep-reach operations
BIG PLUS CAT 50 dual-contact taper provides superior rigidity for long boring bars and heavy face mills compared to standard CAT 50
Fanuc 31i-B control with glass scales on X/Y/Z is the industry standard for horizontal boring — operators and service techs know it inside out
45,500 kg machine weight with M-shaped rib castings delivers excellent vibration damping for heavy interrupted cuts

Limitations

45,500 kg installed weight requires significant foundation preparation — reinforced concrete pads and proper leveling are non-negotiable
2,500 RPM spindle speed ceiling limits high-speed finishing of aluminum; shops doing primarily aluminum work may want a direct-drive option
New price of $450K-$650K puts it out of reach for smaller job shops — this is a capital expenditure that needs consistent utilization to justify
10 m/min rapid traverse is modest by modern standards; competitive machines from European builders offer 15-20 m/min rapids
Full machine enclosure footprint requires substantial floor space — plan for roughly 8-9 meters in each direction

Best For

Heavy industry shops machining large castings, weldments, and fabrications in steel and cast iron Mold and die shops boring and milling large mold bases and die sets requiring deep-reach boring bar operations Oil and gas, mining, and power generation manufacturers machining pump housings, valve bodies, and turbine components Job shops specializing in large-part horizontal boring work who need a reliable, high-capacity platform with strong resale value Shops already running Fanuc controls who want a proven horizontal borer with extensive North American dealer support Production environments where 60-tool ATC capacity and 15-ton table load allow long unattended machining cycles

Frequently Asked Questions

01 What does a DN Solutions DBC-130 cost?

New DBC-130 II machines typically run $450,000-$650,000 depending on options like rotary table configuration, probe systems, chip conveyors, and coolant-through-spindle. Used DBC-130s from 2010-2018 trade in the $150,000-$350,000 range depending on hours, condition, and installed options. The DBC-130L II variant with extended X-axis travel commands a premium over the standard model.

02 What's the difference between the DBC-130 and DBC-130L?

The DBC-130L II extends the X-axis travel from 3,000 mm to 4,000 mm and the Y-axis from 2,000 mm to 2,500 mm, giving you a significantly larger working envelope for oversized parts. The L model also has a longer Z-axis travel of 2,000 mm versus 1,600 mm on the standard. Core spindle specs and table capacity are identical. Choose the L if your parts regularly exceed the standard model's envelope.

03 What control does the DBC-130 use?

The current DBC-130 II runs the Fanuc 31i-B control, which is Fanuc's high-end CNC platform designed for 4+ axis machines and horizontal boring mills. Earlier DBC-130 models used the Fanuc 31i-A or 31i-MB. The machine is also available with Siemens and Heidenhain controls in some markets. Glass scales on X, Y, and Z axes provide closed-loop positioning feedback.

04 How reliable is the DBC-130 in production?

Forum owners who run multiple DBC-130s describe them as 'very reliable machines.' The platform has moved over 1,000 units in the last decade, so parts availability and service support are well-established. DN Solutions (formerly Doosan) offers free training with purchase and maintains a strong North American dealer network through Ellison Technologies. The most commonly reported issue is specialized accessory integration, not core machine reliability.

05 How does the DBC-130 compare to other horizontal boring mills?

The DBC-130 competes with machines like the Kuraki KBT-13A, SNK HBM-130, and Toshiba BTD-130. It generally offers more torque and a larger tool magazine than competitors at its price point. The M-shaped rib casting design and 45,500 kg machine weight give it rigidity that matches or exceeds many European and Japanese alternatives costing significantly more. Used DBC-130s offer strong value compared to similarly sized used horizontal borers.