Industry News

Okuma America Launches MA-4000H Horizontal Machining Center

MA-4000H joins Okuma’s extensive line of machines designed for heavy, high-performance metal machining

CHICAGO, IL, Sep 12, 2024 – Okuma America Corp. has announced a product addition to the company’s line of CNC horizontal machining centers – the MA-4000H. The MA-4000H features one of the largest machining areas of its class and has the spindle power and speed for maximum efficiency and productivity. Okuma America Corp. will display the MA-4000H at booth #338500 at the 2024 International Manufacturing Technology Show in Chicago, IL, on Sep 9 – 14, 2024.

Okuma MA-4000H Highlights

The versatile MA-4000H joins Okuma’s extensive line of machines designed for heavy, high-performance metal machining for both mass production and variable-volume production runs. This versatility is made possible by the product’s range of available spindle options. Notably, this machine is designed with one of the largest machining areas in its class, while also maintaining a compact, space-saving footprint. The MA-4000H is also equipped with Okuma’s proprietary “sludgeless tank” chip and coolant management technology which improves chip discharge and prevents chip accumulation to optimize productivity, even during the most intense portions of machining.

The Power to Create is within Your Control

The MA-4000H is also equipped with Okuma’s new, proprietary OSP-P500 CNC control. The control’s dual-core processor and advanced capabilities, paired with the MA-4000H’s rigidity, allow for maximum accuracy and machining performance. Additional features of the OSP-P500 control include:


  • Windows®-based, open-architecture platform for easy integration to applications on the Okuma App Store and beyond
  • Embedded, robust cyber-security features to protect operations and data
  • On-board energy management and green machining capabilities with Okuma’s proprietary Thermo-Friendly Concept & ECO suite plus functionality

Key Specs of the MA-4000H Horizontal Machining Center

  • Max Machining Travels (in): 22.05 x 25.59 x 26.97
  • Rotary Pallet Size (in): 15.7 x 15.7
  • Speed Range (min⁻¹ (rpm)): 15,000 (12,000 , 20,000)
  • Spindle Power (hp): 51
  • Rapid Traverse (ipm): 2,362

Global Debut

The MA-4000H will make its global debut in Okuma America Corp.’s booth (#338500) at the 2024 International Manufacturing Technology Show. The company’s team of experts will demonstrate the machine’s accuracy with by conducting machining demos for electric vehicle (EV) battery housings and cornhole game boards. These demos also include peripheral technologies provided by members of Okuma Partners in Technology, including: Jergens, Mitsubishi Materials, QualiChem, and Sandvik Coromant.

Visit okuma.com/products/ma-4000h for more details and to request a quote. For more information on Okuma’s IMTS offering, visit okuma.com/experience/imts.

For more information about Okuma America, visit okuma.com.