Comau NHP 6300
Key Specifications
X Travel
Y Travel
Z Travel
Max Spindle
Spindle Power
pallet size
Overview
The Comau NHP 6300 is a high-productivity horizontal machining center designed for demanding, high-volume production of complex prismatic components. Built by Comau, the Italian automation and machining specialist with roots in the Fiat Group and decades of automotive and aerospace manufacturing experience, the NHP 6300 targets mid-to-large pallet size applications where cycle time, reliability, and automation compatibility are primary selection criteria. Its 630 mm pallet size positions it in the mid-range of the NHP series, suited for components such as engine blocks, transmission cases, cylinder heads, suspension components, and structural aerospace parts.
The NHP 6300's structural design employs a rigid box-in-box column construction — the same philosophy used across premium horizontal machining centers — to maximize stiffness in all machining directions. The pallet changer system, standard on the NHP 6300, enables parallel machine setup and machining: while one pallet is being machined, a second pallet is being loaded and set up outside the work envelope, eliminating setup time from the machine cycle entirely. This dual-pallet design is a cornerstone of Comau's production efficiency philosophy and allows the NHP 6300 to sustain very high spindle utilization rates in volume production environments.
Spindle performance on the NHP 6300 is defined by a high-speed, high-torque spindle system capable of covering both the aluminum and cast iron portions of typical automotive and aerospace component specifications. Multiple spindle configurations — varying speed, power, and torque ratings — allow customers to optimize for their specific material and operation mix. BBT or HSK tooling interfaces ensure rigid, repeatable tool clamping, and the high-capacity automatic tool changer supports complex multi-operation programs without operator intervention.
Comau integrates advanced CNC technology — typically Siemens SINUMERIK or Fanuc systems — with its own automation software layer, enabling seamless integration with Comau's robot loading systems, pallet pool management, and factory MES platforms. This integration capability reflects Comau's core strength as a systems integrator and machine builder, making the NHP 6300 a natural anchor for flexible manufacturing cells and automated production lines rather than a standalone machining center.
For manufacturers in automotive, aerospace, and general engineering who need a horizontal machining center that combines Italian build quality with proven automation integration, the Comau NHP 6300 offers a compelling specification at a competitive price point within the premium HMC segment. Its compatibility with Comau's broader automation ecosystem — including robotic cells, pallet systems, and production monitoring software — is a significant advantage for customers planning to scale from single machine installations to integrated manufacturing cells.
Full Specifications
| Parameter | Value |
|---|---|
| Pallet Size | 630 x 630 mm |
| X-Axis Travel | 900 mm |
| Y-Axis Travel | 900 mm |
| Z-Axis Travel | 1,050 mm |
| Max Spindle Speed | 10,000 rpm (standard); 12,000 rpm (optional) |
| Spindle Motor Power | 37 kW (S1) |
| Spindle Torque | 590 Nm |
| Tool Magazine Capacity | 60 tools (standard); up to 240 (extended) |
| Max Workpiece Weight | 1,200 kg (per pallet) |
| CNC Control | Siemens SINUMERIK 840D sl or Fanuc 31iB5 |
| Pallet Changer | Automatic dual-pallet (standard) |
| Machine Weight | Approx. 28,000 kg |
| Lathe Type | Description |
| Doosan Horizontal Compact Used Doosan Cnc | High-speed turning center with a chuck size of 6-10 for circular workpiece cutting, milling, and Y-axis combined machining |
| Doosan Horizontal High Performance Cnc | High-rigidity, high-precision horizontal turning center in a wide size range and functions from cutting to y-axis milling |
| Doosan Multi Tasking Cnc | Combined turning center with Doosan lathe and machining center capabilities for making complicated parts in many shapes with one setup. |
| Doosan Horizontal Multi Axis | High precision, high productivity with vertical 2-turret structure and 2 opposing spindles. |
| Doosan Twin Spindle Cnc | Twin spindle turning centers with gantry loader-based automation possible. Made for high-productivity. |
| Doosan Aluminum Wheel Turn | A Doosan lathe optimized for turning aluminum wheels for automobiles and motorbikes. |
| Doosan Vertical Cnc | High-power vertical turning centers for heavy-duty cutting small to mid-size parts from 12 to 32 chuck. |
| Doosan Ram Type Cnc | Heavy duty vertical turning for 40 to 63 chuck. |
Specifications sourced from comau.com — verified 2026-03-28
Strengths & Limitations
Strengths
- 630 mm pallet size suitable for a broad range of automotive and aerospace components
- Dual-pallet standard configuration maximizes spindle utilization in production environments
- Native compatibility with Comau robot loading and pallet pool automation systems
- Multiple spindle configurations allow optimization for aluminum, cast iron, or steel
- Italian build quality with strong European production heritage
Limitations
- Comau's primary market focus is automotive — general job shop support network is smaller than Mazak or DMG Mori
- Automation integration benefits are most realized with other Comau automation equipment
- Fewer standalone dealer and service locations outside of Italy and key automotive regions
Best For
Frequently Asked Questions
01
The NHP 6300 is a 4-axis standard horizontal machining center (X, Y, Z, and B rotary pallet axis). For 5-axis capability, a CNC tilt/swivel head can be added in some configurations. Comau's primary design focus for the NHP series is high-throughput 4-axis production rather than complex 5-axis contouring.
02
The NHP 6300 is designed to integrate with Comau's full automation portfolio, including articulated robot loaders (Comau RACER and NJ series), pallet pool systems (up to 100+ pallets), and production monitoring via Comau's digital factory software. Third-party pallet handling and robotic loading systems can also be integrated via standard machine interfaces.
03
The NHP 6300 achieves chip-to-chip tool change times of approximately 3 to 5 seconds depending on configuration, a key performance metric in high-volume production where accumulated non-cut time directly impacts cycle time and machine ROI.
04
The NHP 4000 uses a 400 mm pallet and is designed for smaller, lighter components. The NHP 6300 steps up to 630 mm pallets with higher workpiece weight capacity, larger axis travels, and greater power, making it suitable for components that are too large or heavy for the NHP 4000's work envelope.
05
Yes. While Comau is best known for industrial robotics and automation systems — and was spun off from Stellantis in 2021 — the company continues to manufacture machining centers including the NHP series. Comau positions its machine tools as integrated automation solutions rather than standalone equipment, which aligns with its core engineering competence.
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