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Martinswerk – Fertigung

Manufacturer of specialty chemicals based on aluminium hydroxide and aluminium oxide as well as halogen-free flame retardants in Bergheim.

Martinswerk Logo

Martinswerk GmbH

Bergheim (Kölner Straße 110)New on Amplifa

1914Founded as a subsidiary of Alusuisse
580Employees at the Bergheim site
over 100Specialty products based on aluminium hydroxide and oxide
since 1991ISO certified
2024Commissioning of a new natural gas power plant

About Martinswerk

Martinswerk GmbH in Bergheim, in the Rhenish lignite mining region, produces more than 100 specialty products based on aluminium hydroxide and aluminium oxide as well as organic matting agents and carrier materials (Pergopak). The product portfolio includes fine precipitated aluminium trihydrate (FPH), ground and surface-treated aluminium trihydrate (ATH, Martinal), calcined aluminium oxides (Martoxid), nitrogen-phosphorus flame retardant technology (Safire) and molybdate-based smoke suppressants (Kemgard). Founded in 1914 as a subsidiary of Alusuisse, the company has belonged to J.M. Huber Corporation since 2016 and has been part of the strategic business unit Huber Advanced Materials since 2022. Its customer industries include polymers and the plastics industry, the paper industry, paint and coating manufacturers, the cable industry, ceramics, refractory materials, polishing agents and agriculture; additional applications lie in lithium-ion batteries. Around 580 employees work at the Bergheim site; the site serves as a production, customer-care and supply-chain hub, hosts a Center of Innovation Excellence and is the European headquarters of Huber Advanced Materials. Since 2024, Martinswerk has operated a new natural gas power plant and a laboratory LIMS from Thermo Fisher Scientific.

Site
Bergheim
Processes
Production of specialty chemicals (fine precipitated aluminium trihydrate FPH), Production of aluminium oxides (calcined/activated aluminium oxides), Grinding of aluminium trihydrate (ATH), Surface treatment of aluminium trihydrate (Ground & surface treated ATH), Production of organic matting agents and carrier materials (Pergopak), Production of magnesium hydroxide and magnesium oxide powders, Production of sodium silicates (Ankerglas) and active silica (Ankersil), Bayer process for the production of smelter-grade alumina (aluminium oxide) from bauxite
Materials
Aluminium hydroxide (alumina trihydrate, ATH), Aluminium oxide (calcined, activated), Magnesium hydroxide, Magnesium oxide, Sodium silicate (water glass), Active silica, UF resin (urea-formaldehyde resin), Molybdate (Kemgard molybdate complexes)
Certificates
ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, ISO 50001:2018, IATF 16949, EN 9100
Industries
Polymers/plastics industry, Paper industry, Coatings/paints, Cable industry, Ceramics, Refractory materials
  1. 01

    Precipitation of aluminium trihydrate (FPH)

  2. 02

    Calcination into aluminium oxides

  3. 03

    Grinding of aluminium trihydrate (ATH)

  4. 04

    Surface treatment of ATH

  5. 05

    Production of organic matting agents and carrier materials (Pergopak)

  6. 06

    Sampling and analysis in production and the central laboratory (SampleManager

  7. 07

    Sales and technical customer support

Products, Materials and Processes

ATH

Aluminium trihydrate (aluminium hydroxide, Martinal)

Halogen-free flame retardant and filler, precipitated, ground and surface-treated for plastics and cable applications.

Al2O3

Aluminium oxide, calcined (Martoxid)

Calcined and activated aluminium oxides for ceramics, refractory materials as well as polishing and grinding applications.

FPH

Fine precipitated aluminium trihydrate

Fine precipitation for polymer, paper and tire applications.

Pergopak

Organic matting agents and carrier materials

Matting agents and additives for coatings, paints and the agricultural industry, including the PFAS-free grade Pergopak M7.

UF

UF resin (urea-formaldehyde resin)

Included in the certification scope for the production and development of chemical specialties.

MDH

Magnesium hydroxide (Magnifin)

Halogen-free flame retardant for cables, lines and connectors; sales and development within the certification scope of Martinswerk.

Safire

Nitrogen-phosphorus compound (Safire 400, zinc-containing)

Patented halogen-free flame retardant technology with char formation and smoke suppression for thermoplastics, thermosets and coatings with a process window up to 320 °C.

Kemgard

Molybdate complexes (Kemgard)

Molybdate-based smoke suppressants and flame retardants, especially for PVC applications.

Bergheim Site

Standort Bergheim

Bergheim

DE

Production site, customer-care and supply-chain hub, Center of Innovation Excellence, European headquarters of

Materials
Aluminium hydroxide, aluminium oxide, Pergopak matting agents, UF resin; sales of magnesium hydroxide specialties
  • Natural gas power plant (commissioned in 2024)
  • Thermo Scientific SampleManager LIMS (central laboratory)
  • Systems for precipitation, calcination, grinding and surface treatment

Inside the production

Quality inspection in the laboratory of Huber Advanced Materials
Quality inspection in the laboratory of Huber Advanced Materials
Martinswerk site in Bergheim
Martinswerk site in Bergheim
Halogen-free flame retardant applications
Halogen-free flame retardant applications
Electrical insulator as an application example
Electrical insulator as an application example

Industries

Polymers/plastics industryPaper industryCoatings/paintsCable industryCeramicsRefractory materialsPolishingAgricultureLithium-ion batteriesElectrical engineering/electronics/infrastructureTransportation/traffic

Processes & technical limits

ProcessesToleranceMax. partWeightLot sizeMaterials
Production of specialty chemicals (fine precipitated aluminium trihydrate FPH)Plastics––––Aluminium hydroxide
Production of aluminium oxides (calcined/activated aluminium oxides)Plastics––––Aluminium oxide
Grinding of aluminium trihydrate (ATH)Plastics––––Aluminium hydroxide
Surface treatment of aluminium trihydrate (Ground & surface treated ATH)Surface––––Aluminium hydroxide
Production of organic matting agents and carrier materials (Pergopak)Plastics––––Organic matting agents
Production of magnesium hydroxide and magnesium oxide powdersPlastics––––Magnesium hydroxide, Magnesium oxide
Production of sodium silicates (Ankerglas) and active silica (Ankersil)Plastics––––Sodium silicate, Silica
Bayer process for the production of smelter-grade alumina (aluminium oxide) from bauxiteOther––––Bauxite, Aluminium oxide
Processing and surface treatment of alumina trihydrate and magnesium hydroxide productsPlastics––––Aluminium hydroxide, Magnesium hydroxide
Production and delivery of hydrate chemicalsPlastics––––Aluminium hydroxide

2 Anlagen & Maschinen

MachineManufacturer / modelQuantityWorking areaYear builtSite
Natural gas power plant–1–2024Bergheim, Germany
Laboratory LIMS (Thermo Scientific SampleManager LIMS)Thermo Fisher Scientific SampleManager LIMS––2024Bergheim, Germany

Quality and Certification

Martinswerk has been ISO certified since 1991 and maintains an integrated management system for quality, environment, energy and occupational safety. Process control systems as well as systematic sampling and analysis of chemical and physical properties in production and the central laboratory (since 2024 with Thermo Scientific SampleManager LIMS) are at the core of quality assurance.

EvidenceBergheim
ISO 9001:2015
ISO 14001:2015
ISO 45001:2018
ISO 50001:2018
IATF 16949
EN 9100

History

  1. 1914

    Founded as a subsidiary of Alusuisse for the production of smelter-grade alumina (aluminium oxide) using the Bayer process; Wikipedia cites 1913 as the founding year and the naming after General Director Martin Schindler.

  2. 1990

    Stake in the founding of MAGNIFIN Magnesiaprodukte GmbH & Co KG in Breitenau, Austria, to expand the halogen-free flame retardant product line.

  3. 1994

    Transformation from a supplier of smelter-grade alumina to a manufacturer of specialty chemicals based on aluminium hydroxide and aluminium oxide.

  4. 2001

    Acquisition by Albemarle Corporation following the merger of Alusuisse with Alcan.

  5. 2016

    Acquisition by J.M. Huber Corporation.

  6. 2024

    Commissioning of a new natural gas power plant (December 2024) and introduction of Thermo Scientific SampleManager LIMS in the laboratory.

  7. 2025

    Recertification according to ISO 45001 and ISO 50001 by DQS GmbH (valid until November 2028).

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