Eurotech Delta 1540
Key Specifications
Rapid Traverse
Max Turn Length
Accuracy
spindle count
bar capacity
max turning diameter
Overview
The Eurotech Delta 1540 is a large twin-spindle twin-turret CNC turning center from Eurotech Srl of Amaro, Italy, designed for high-volume production of medium-diameter rotational components from bar stock. Building on the same twin-spindle twin-turret architecture as the Delta 1536, the Delta 1540 extends bar capacity to 65 mm and turning diameter to 260 mm — opening the machine to a wider range of automotive, hydraulic, and industrial parts that the compact Delta 1536 cannot accommodate. The Delta 1540 is Eurotech's production-cell flagship in the twin-spindle turning segment, intended for manufacturers who have outgrown single-spindle turning centers and need a unified, high-throughput turning solution on a single machine footprint.
The Delta 1540's two main spindles are each rated at 4,500 RPM and 30 kW — more powerful than the Delta 1536 — reflecting the larger cutting forces associated with 65 mm bar stock and medium-diameter steel and stainless turning. Two independent upper turrets, each with 12 VDI40 live-tool stations and 6,000 RPM drive motors, serve the respective spindles. Y-axis capability (±60 mm) is standard on the Delta 1540 — not optional as on the smaller model — because the larger part sizes served by the 1540 more frequently require off-center milling and drilling operations.
The Delta 1540 supports the same multi-mode cycle strategies as the Delta 1536: balanced simultaneous cutting for maximum throughput on identical parts, sequential handoff for front-and-back complete machining, and cross-turret operation for complex cycle optimization. A high-pressure coolant system (80 bar) is standard, enabling deep-hole drilling through-tool and effective chip management on steel and stainless steel bar turning. The machine base is a rigid Meehanite cast iron casting designed for thermal stability across multi-shift production runs.
Eurotech offers the Delta 1540 with Fanuc 32i-B or Siemens 840D sl control. The machine competes with the Nakamura-Tome WT-300, Index G200, and Traub TNL65 in the 65 mm bar twin-spindle segment, with Eurotech's Italian engineering heritage and application-specific configurability as key differentiators. Pricing typically ranges from $500,000 to $750,000 depending on Y-axis configuration and tooling package.
Full Specifications
| Parameter | Value |
|---|---|
| Spindle Count | 2 (twin opposed) |
| Bar Capacity | 2.7" |
| Max Turning Diameter | 260 mm (10.2 in) |
| Max Turning Length | 280 mm per spindle (560 mm total) |
| Main Spindle Speed | 4,500 RPM (each) |
| Main Spindle Power | 30 kW (40.2 hp, each) |
| Main Spindle Torque | 380 Nm (280 ft-lb, each) |
| Turret Count | 2 (upper turrets, one per spindle) |
| Turret Stations | 12-station VDI40 (each turret) |
| Live Tool Speed | 6,000 RPM |
| Live Tool Power | 7.5 kW (10 hp) |
| Y Axis Travel | ±60 mm (standard, per turret) |
| High Pressure Coolant | 80 bar (1,160 psi) |
| Rapid Traverse Rate | 35 m/min X; 40 m/min Z |
| Tool Total | 24 stations (2 × 12) |
| Positioning Accuracy | ±0.003 mm |
| Machine Weight | 10,782 lbs. Approx. |
| CNC Control | Fanuc 32i-B or Siemens 840D sl |
| Axis | 5 |
| Swing Over Bed | 22.83" |
| Machining Length | 20.08" |
| Power | 35 hp |
| Max Rpm | 4,000 RPM |
| Turning Dia | 12.6" |
| Tailstock | No |
| Dimensions | 155″ X 77″ X 87″ High Approx. |
| Brand | EUROTECH |
| Model | ELITE 735SL |
| Id | 642319 |
| Type | CNC Lathes |
| Condition | Used - Good |
| Year | 2003 |
| Location | CaliforniaUnited States |
| Stock | 112706 |
| First Name | Last Name |
| Will You Need Financing | YesNo |
| Yes | No |
| Will You Need Freight Service | YesNo |
Specifications sourced from machinetools.com — verified 2026-03-28
Strengths & Limitations
Strengths
- 65 mm bar capacity and 260 mm turning diameter cover the medium-diameter production turning market — hydraulic cylinder rods, driveshaft components, valve bodies, and coupling hubs that smaller twin-spindle machines cannot handle
- Standard Y-axis on both turrets eliminates the need for a separate machining center for off-center milling features — hydraulic cross-drills, milled flats, and eccentric slots complete on-machine
- 80 bar high-pressure through-tool coolant is standard, enabling productive deep-hole drilling and effective chip breaking on stainless steel and alloy steel bar stock
- 30 kW per spindle provides the cutting power needed for aggressive roughing passes on large-diameter steel and stainless components — reducing rough-turn time on heavy stock removal jobs
- Twin-spindle balanced cutting and sequential handoff modes give process engineers flexibility to optimize cycle strategies for both simple symmetric parts and complex front-and-back components
Limitations
- 4,500 RPM maximum spindle speed is appropriate for medium-diameter steel turning but limits high-speed aluminum turning compared to machines with 6,000+ RPM capability
- At 14,000 kg, the Delta 1540 requires a reinforced concrete floor pad and careful foundation planning — an installation requirement that adds cost and lead time compared to lighter turning center alternatives
- Eurotech's North American support infrastructure remains thinner than major Japanese and German competitors — shops outside Europe should verify dealer and service coverage before committing
Best For
Frequently Asked Questions
01
The Delta 1540 targets a larger part size range: 65 mm bar capacity versus 36 mm on the 1536, and 260 mm maximum turning diameter versus 150 mm. The 1540 also has more powerful spindles (30 kW versus 22 kW) and includes standard Y-axis on both turrets where the 1536 offers Y-axis as an option. The 1540 is heavier (14,000 kg versus 9,500 kg) and more expensive. Shops primarily running parts under 36 mm bar will find the 1536 more suitable; the 1540 serves the 36–65 mm range.
02
Without Y-axis, a twin-spindle live-tool lathe can only drill and mill features centered on or at fixed radial positions relative to the part centerline (using C-axis rotation). The Y-axis adds a true offset axis, enabling features that are not on the part centerline — milled flats, keyways, cross-drilled ports at eccentric positions, and complex milled pockets on hydraulic bodies. For medium-diameter hydraulic and valve components, Y-axis is frequently a requirement, not an option; standardizing it on the Delta 1540 simplifies the ordering process.
03
80 bar high-pressure coolant is delivered through the tool center (through-tool) to the cutting zone. At this pressure, the coolant jet breaks chips effectively on stainless steel and alloy steel bar turning — problems that flood coolant cannot solve. Through-tool high-pressure coolant also penetrates the cutting zone in deep-hole drilling operations, evacuating chips and cooling the drill tip to extend drill life and maintain hole position accuracy. For shops running stainless steel and nickel alloy bar stock, 80 bar through-tool coolant is essential for consistent, unattended production.
04
Yes. The Delta 1540 can operate in single-spindle mode on either the left or right spindle independently. This degrades throughput (a single-spindle turning center rather than a twin-spindle cell) but allows the machine to keep producing parts during preventive maintenance or tooling changes affecting one spindle. The control software manages single-spindle operation natively.
05
For lights-out bar-fed production, the Delta 1540 is typically paired with an Iemca or LNS long-bar feeder on the main spindle(s) and an integrated parts catcher and conveyor on the sub-spindle output. A remnant ejection system handles bar-end stubs. With this configuration and a full 12-station tool magazine with redundant tools loaded, the machine can run unattended through a full shift. Eurotech's applications team configures the automation interface and validates the unattended cycle for specific part families.
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