A Rouby Group company

Specialists in Bulk Material Processing Solutions.

Identity

profile

ERMAC is a designer, integrator, and manufacturer of equipment and installations for bulk material processing in the quarrying and recycling industries.

As a long-standing player in the market, ERMAC operates with its own design office, workshop, and on-site assembly teams to deliver complete, turnkey solutions.

PRE-PROJECT PHASE

Essential for defining with you the best technical and economic solutions to meet your needs.

ENGINEERING

Our project team, supported by the design office, handles equipment revamping, modifications, manufacturing, on-site assembly, and commissioning.

CUSTOMER SERVICE

A comprehensive after-sales service, from spare parts supply to on-site equipment maintenance.

Key

dates

1919

ACMC – Atelier de Construction Mécanique Collomb (mobile screening units)

1969

ACMC becomes ERMAC (Études et Réalisations de Matériels de Carrières)

2000

First installation of a recycling plant (for bottom ash, glass, wood, and construction waste)

2020

ERMAC joins the Rouby Group

OUR MISSION

DESIGNER · INTEGRATOR · MANUFACTURER · INSTALLER

ERMAC designs, manufactures, and installs tailor-made industrial equipment for bulk material processing in quarries and recycling facilities.Our engineering office is equipped to optimize new installations and revamp existing systems, improving performance and durability while reducing operating costs.

OUR EXPERTISE

INTEGRATION · REVAMPING

From the design phase onward, we tailor each project to your specifications, focusing on boosting system performance and reducing operational expenses.

Thanks to our strong synergies with other companies within the Rouby Group, we offer complete, integrated solutions adapted to your needs.

EQUIPMENT SALES · MOBILE UNITS · AFTER-SALES SERVICE

Alongside custom-built systems, we offer a catalog of standard equipment including crushers, screens, trommels, feeders, and conveyors.

We also provide mobile units for temporary grinding, crushing, and screening operations on-site or directly at extraction sites.

Our after-sales service handles spare parts supply and maintenance interventions on your installations.

LINES OF BUSINESS

BULK PROCESSING · QUARRYING · RECYCLING

We operate in two major sectors with the design, manufacturing, assembly, and commissioning of full systems or subassemblies:

Extractive industry: installations for quarries, sandpits, and gravel pits

Recycling: construction and demolition waste, wood, glass, bottom ash

All machines included in our systems, as well as our mobile units, can also be sold separately to integrate or enhance existing systems.