Manufactura Moderna de Metales, S.A. (MMM Group)

Spain

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Manufactura Moderna de Metales, S.A. (MMM Group) is an established manufacturer founded in 1944 and headquartered in Molins de Rei (Barcelona), specializing in the transformation of metal tubes for automotive fluid conduction and structural systems.

MMM utilizes hydroforming to shape complex tubular parts with elevated biaxial deformation, enabling the manufacture of convoluted sections and variable geometries that absorb differential expansions and meet tight engine layout restrictions.

The company operates international production facilities across Spain, Mexico, and Romania, and holds ISO 9001, IATF 16949, and ISO 14001 certifications while supplying leading OEM automotive manufacturers.

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MMM provides advanced tube fabrication, hydroforming, and joining services:

Tube Hydroforming: Shaping of thin-walled metal tubes from 0.3 mm to 0.8 mm wall thickness in carbon steel and stainless steel for intricate geometric profiles and corrugated shapes.
Product Lines: Turbo oil supply and return lines, EGR corrugated gas conduction tubes (withstanding up to 900°C), cooling fluid circuits, air conduction tubes (40–60 mm diameter), fuel and brake lines, and technical structural inserts.
Complementary Processing: CNC tube bending and end-forming (diameters from 4 mm to 80 mm), furnace brazing, high-intensity induction welding, cleanroom particle washing compliant with ISO 16232, and automated one-piece-flow assembly cells with helium leak testing.

Manufactura Moderna de Metales, S.A. (MMM Group)

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