Kunpeng Family
HMT-i Series
5-axis milling and turning machining centers for integrated high-precision production.
The HMT-i Series combines turning, milling and 5-axis machining in one integrated process concept. From compact precision parts to extended mill-turn applications, the series is designed to support stable machining, process reliability and high component quality.
HMT-i300
HMT-i500
HMT-i500S
HMT-i500SS
HMT-i500SL
Control Systems
Siemens CNC control.
The HMT-i Series is configured with Siemens CNC control technology for reliable operation, integrated milling-turning processes and stable high-precision production.
01
Siemens CNC
Reliable control technology for stable operation and demanding production environments.
Model Range
Five HMT-i configurations for different part sizes and machining requirements.
The HMT-i Series covers compact, standard and extended mill-turn configurations. The product range gives users a flexible platform for different workpiece sizes, process requirements and levels of integrated machining.
Compact configuration
HMT-i300
Compact five-axis mill-turn machining center for smaller rotational parts and precision components.
Ø300 mm
max. turning diameter
500 mm
max. turning length
Ø50 mm
max. bar capacity
Standard configuration
HMT-i500
Single-spindle mill-turn platform for stable machining of larger precision parts.
Ø500 mm
max. turning diameter
800 mm
max. turning length
74 mm
max. bar capacity
Extended configuration
HMT-i500S
Extended version with sub-spindle concept for more complete machining processes.
1500 mm
max. turning length
48 tools
chain magazine
Sub spindle
Integrated concept
Extended configuration
HMT-i500SS
Enhanced configuration for more advanced integrated mill-turn and process chain requirements.
Ø500 mm
Machine platfor
Extended setup
Configuration concept
Integrated process
Application focus
Extended configuration
HMT-i500SL
Longer-format series configuration for demanding machining processes with extended workpiece handling.
Long-bed concept
Machine layout
Extended travel
Process capability
Integrated machining
Series positioning
01
Process Integration
Turning, milling, drilling, boring, reaming and tapping can be combined to reduce setups and simplify the manufacturing chain.
02
5-Axis Capability
The swivel axis supports inclined-plane machining and simultaneous 5-axis machining for complex geometries.
03
Closed-Loop Accuracy
High-precision measurement systems and full closed-loop control help stabilize positioning accuracy during production.
04
Efficient Tooling
Automatic tool changing and tool magazine options support flexible production of complex parts and varied machining processes.
Technical Data
Technical comparison across the HMT-i Series.
The table compares the three website-relevant HMT-i configurations. Final values should still be checked against the confirmed product data before launch.
| Parameter | HMT-i300 | HMT-i500 | HMT-i500S | HMT-i500SS | HMT-i500SL |
|---|---|---|---|---|---|
| Max. machining diameter | 300 mm | 500 mm | 500 mm | 500 mm | 500 mm |
| Max. bar capacity | 50 mm | 74 mm | 74 mm | 74 mm | 74 mm |
| Max. turning length | 500 mm | 800 mm | 1500 mm | 1000 mm | 2000 mm |
| X-axis travel | 500 mm | 500 mm | 500 mm | 500 mm | 500 mm |
| Y-axis travel | 200 mm | 200 mm | 200 mm | 200 mm | 200 mm |
| Z-axis travel | 550 mm | 850 mm | 1610 mm | 1120 mm | 2120 mm |
| B-axis range | 240° | 240° | 240° | 240° | 240° |
| Milling spindle max. torque | 88.5 Nm | 88.5 Nm | 88.5 Nm | 88.5 Nm | 88.5 Nm |
| Milling spindle rated torque | 45 Nm | 45 Nm | 45 Nm | 45 Nm | 45 Nm |
| Milling spindle max. speed | 12000 rpm | 12000 rpm | 12000 rpm | 12000 rpm | 12000 rpm |
| Milling spindle max. power | 39.5 kW | 39.5 kW | 39.5 kW | 39.5 kW | 39.5 kW |
| Milling spindle rated power | 18.5 kW | 18.5 kW | 18.5 kW | 18.5 kW | 18.5 kW |
| Tool holder | HSK-T63 | HSK-T63 | HSK-T63 | HSK-T63 | HSK-T63 |
| Cooling through-tool | Standard | Standard | Standard | Standard | Standard |
| B-axis drive type | Torque motor | Torque motor | Torque motor | Torque motor | Torque motor |
| B-axis torque rated / max. | 360 Nm / 685 Nm | 360 Nm / 685 Nm | 360 Nm / 685 Nm | 360 Nm / 685 Nm | 360 Nm / 685 Nm |
| B-axis clamping torque | 1500 Nm | 1500 Nm | 1500 Nm | 1500 Nm | 1500 Nm |
| Turning spindle torque rated / max. | 140 Nm / 315 Nm | 286 Nm / 715 Nm | 286 Nm / 715 Nm | 286 Nm / 715 Nm | 286 Nm / 715 Nm |
| Turning spindle max. speed | 4500 rpm | 3000 rpm | 3000 rpm | 3000 rpm | 3000 rpm |
| Turning spindle max. power | 40 kW | 75 kW | 75 kW | 75 kW | 75 kW |
| Turning spindle positioning and clamping | Yes | Yes | Yes | Yes | Yes |
| Turning spindle clamping torque | 300 Nm | 440 Nm | 440 Nm | 440 Nm | 440 Nm |
| Chuck size | 8 inch | 10 inch | 10 inch | 10 inch | 10 inch |
| Max. feed rate X-axis | 30 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min |
| Max. feed rate Y-axis | 30 m/min | 30 m/min | 30 m/min | 30 m/min | 30 m/min |
| Max. feed rate Z-axis | 36 m/min | 36 m/min | 30 m/min | 36 m/min | 30 m/min |
| Max. feed rate B-axis | 80 rpm | 80 rpm | 80 rpm | 80 rpm | 80 rpm |
| Closed-loop resolution X/Y/Z | 0.001 mm | 0.001 mm | 0.001 mm | 0.001 mm | 0.001 mm |
| Closed-loop resolution B/C | 0.001° | 0.001° | 0.001° | 0.001° | 0.001° |
| Tool magazine type | Disc | Disc | Chain | Chain | Chain |
| Tool pockets | 12 / 18 | 24 | 48 | 48 | 48 |
| Max. tool weight | 5 kg | 7 kg | 7 kg | 7 kg | 7 kg |
| Max. tool length | 250 mm | 300 mm | 300 mm | 300 mm | 300 mm |
| Max. tool diameter full / empty adjacent | 75 mm / 120 mm | 80 mm / 120 mm | 75 mm / 120 mm | 75 mm / 120 mm | 75 mm / 120 mm |
| Tailstock max. thrust force | 1000 N | 8000 N | - | - | - |
| Tailstock internal taper | MT4 | MT5 | - | - | - |
| Counter spindle torque rated / max. | - | - | 140 Nm / 315 Nm | 140 Nm / 315 Nm | 286 Nm / 715 Nm |
| Counter spindle max. speed | - | - | 4500 rpm | 4500 rpm | 3000 rpm |
| Counter spindle max. power | - | - | 40 kW | 40 kW | 75 kW |
| Counter spindle positioning and clamping | - | - | Yes | Yes | Yes |
| Counter spindle chuck size | - | - | 8 inch | 8 inch | 10 inch |
| CNC control | Siemens | Siemens | Siemens | Siemens | Siemens |
| HMI | 19-inch touch screen | 19-inch touch screen | 19-inch touch screen | 19-inch touch screen | 19-inch touch screen |
| Display resolution | 0.0001 mm | 0.0001 mm | 0.0001 mm | 0.0001 mm | 0.0001 mm |
| Look ahead | Up to 1024 blocks | Up to 1024 blocks | Up to 1024 blocks | Up to 1024 blocks | Up to 1024 blocks |
| Curve optimization | Yes | Yes | Yes | Yes | Yes |
| RTCP | Yes | Yes | Yes | Yes | Yes |
| Inclined plane machining | Yes | Yes | Yes | Yes | Yes |
| Length | 3200 mm | 5700 mm | 7000 mm | 5750 mm | 7750 mm |
| Width | 2400 mm | 2400 mm | 2800 mm | 2800 mm | 2800 mm |
| Height | 2300 mm | 2300 mm | 2700 mm | 2700 mm | 2700 mm |
| Weight | 6 t | 8 t | 11 t | 10 t | 12 t |
Download Brochure
Full HMT-i Series brochure.
Download the official HMT-i Series brochure with detailed technical data, machine concepts and application information for the complete mill-turn series.
Photo Gallery
Impressions from the HMT-i Series in different machining and product contexts.
This gallery presents a mixed visual selection from the HMT-i Series, including machine views, work areas, close-up details and application-related impressions. The gallery is intentionally not separated by model type and is meant to give a broader impression of the series as a whole.
Kunpeng Family
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The Kunpeng Family includes additional machine concepts for mill-turn machining, vertical machining and advanced five-axis applications. These machines support different production strategies within high-precision industrial manufacturing.
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Talk to TOPNC
Need the right HMT-i configuration?
Talk to TOPNC about part size, material, tolerances, batch size and whether HMT-i300, HMT-i500 or HMT-i500S is the right fit.