Construcciones Mecánicas Aragonesas, S.A. (CMASA)

Spain

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Construcciones Mecánicas Aragonesas, S.A. (CMASA) is an established Spanish industrial manufacturer with over 90 years of experience, operating more than 5,000 product references for international heavy industry, railway, wind energy, and aerospace programs.

Headquartered in Zaragoza, CMASA operates large-format CNC machining facilities alongside certified industrial welding and fabrication. The company manages complete integrated manufacturing flows that combine engineering, multi-axis machining, robotic/manual welding, NDT, and submicron dimensional inspection.

Certified quality frameworks: ISO 9001:2015, AS9100D (aerospace standard), and EN 15085-2 CL1 (railway welding).
In-house non-destructive testing (NDT Level II) including Magnetic Particle (MT) and Liquid Penetrant (PT) inspections.
Metrology lab equipped with two CMMs handling parts up to 4 meters with 0.4 µm calibration resolution.

Offer

CMASA provides advanced large-format and precision machining solutions backed by heavy machinery assets:

Multi-Axis CNC Machining: 9 CNC machining centers with capacities up to 2,000 × 1,500 × 1,200 mm (4-axis), equipped with automatic touch probes for in-process inspection.
Large-Format CNC Boring: Heavy CNC floor borer handling parts up to 3,000 × 25,000 × 2,200 mm (4-axis).
Vertical Turning: 3 vertical CNC lathes with capacities up to ∅2,700 × 1,750 mm featuring C-axis control.
Horizontal Turning & Multitasking: 4 horizontal CNC lathes up to ∅1,050 × 4,000 mm and CNC turning centers up to ∅500 × Y260 × Z1,300 mm.
5-Axis Milling and Turning: Simultaneous 5-axis mill-turn operations up to ∅640 × 1,300 mm for multi-face, cavity, and complex aerodynamic profiles in a single clamping.
Welding & Assembly: Certified welding processes for critical structural assemblies, railway bogeys, and turbochargers.

Construcciones Mecánicas Aragonesas, S.A. (CMASA)

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