Okuma MB-4000H HMC

Okuma MB-4000H HMC

The Okuma MB-4000H HMC is one of the most advanced and reliable horizontal machining centers in the industry. Built for high-speed, high-accuracy, and high-efficiency machining, this HMC allows us to meet the strictest tolerances and deliver parts faster than ever before.

What is the Okuma MB-4000H HMC system?

The Okuma MB-4000H is one of the most advanced and reliable horizontal machining centers (HMC) in the industry. Built for high-speed, high-accuracy and high-efficiency machining, this HMC allows us to meet the strictest tolerances and deliver parts faster than ever before.

Features of the Okuma MB-4000H HMC system

400mm pallet horizontal machining center

  • Ideal for small to mid-sized parts with tight tolerance requirements.
  • Compact footprint without sacrificing power or rigidity.

4-axis capability with full b-axis rotation

  • Enables multi-sided machining in a single setup.
  • Reduces the need for re-clamping, improving accuracy and cycle times.

High-speed spindle performance

  • Up to 15,000 RPM spindle for high-speed, precision cutting.
  • Built-in thermal compensation ensures dimensional stability.

Dual-pallet changer system

  • Reduces idle time between parts.
  • Allows operators to load and unload without interrupting machining.

OSP-P300MA control system

  • Okuma’s proprietary control platform integrates machine, CNC, and drive functions into one.
  • Fast, user-friendly programming with real-time monitoring and diagnostics.

Thermo-friendly design & collision avoidance

  • Maintains accuracy over long runs and varying shop temperatures.
  • Built-in safety systems prevent tool or spindle crashes.

Benefits of the Okuma MB-4000H HMC system

  • Faster turnaround times: With high spindle speeds, dual pallets, and 4-axis flexibility, we cut cycle times and accelerate delivery schedules.
  • Superior accuracy: Thermal compensation and rigid construction allow us to maintain microns of tolerance—even in high-volume production.
  • Less handling, more consistency: Multi-face machining in one setup reduces human error, setup time, and dimensional variability.
  • Lights-out ready: The MB-4000H’s automation capabilities allow for unattended machining, enabling us to run jobs overnight and increase output without added labor costs.
  • More efficiency, lower costs: Our investment in automation and technology helps us offer competitive pricing without compromising on quality.

How does the Okuma MB-4000H compare to the MB-5000H?

The Okuma MB-4000H and Okuma MB-5000H are both high-performance 4-axis horizontal machining centers (HMCs) designed for productivity, precision, and automation. However, they are built for slightly different part sizes and production needs.

Here’s a breakdown of their key differences (click/tap the image to enhance):

Comparison chart that shows the differences between the Okuma MB-4000H and Okuma MB-5000H horizontal machining centers.

Your local, world-class machine shop

Jefferson facility

211 Collins Road
Jefferson, Wisconsin 53549

(920) 674 6003

Edmonton facility

3115 – 93 Street NW
Edmonton, AB, Canada T6N 1L7

(780) 440 4220

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