
Develops and produces cleaning agents and surface protection systems for rail vehicles, buildings and interiors.

Crous Chemicals GmbH
Fulenbach (CH) · Wesel (DE) · Milton Keynes (UK) · Beverly Hills (USA)New on Amplifa
About Crous Chemicals
Crous Chemicals is a Swiss family-owned company based in Fulenbach (canton of Solothurn) specialising in the preservation of surface value. The company develops and produces cleaning agents, anti-graffiti products and surface protection systems for materials such as steel, aluminium, stainless steel, CFRP, GRP, natural stone, concrete, plastic, textiles and glass. A service business has grown out of the product manufacturing: Crous offers graffiti removal, basic and interior cleaning, glass restoration using the Scratch-Free-Glass process, surface protection as well as light repair of rail vehicles – as an approved bonding facility under EN 17460 (Class A1). Customers are primarily rail transport companies, public transport operators and facility management companies. In addition to its headquarters in Fulenbach, the group is active with Crous Rail Service GmbH in Wesel as well as with LECM in Milton Keynes (UK) and Beverly Hills (USA). The company offers product consulting and training in the Crous Cleaning System.
- Site
- Fulenbach
- Processes
- Graffiti removal, Scratch-Free-Glass (scratch removal on glass), Surface protection (protection system), Cleaning of seat covers/textiles in rail vehicles, Maintenance of rail vehicles (light repair, basic cleaning, interior cleaning), Bonding for rail vehicle maintenance (EN 17460 Class A1), Basic cleaning, Interior cleaning
- Materials
- CFRP, GRP, Natural stone, Sandstone, Marble, Steel, Aluminium, Stainless steel
- Certificates
- EN 17460 (Class A1) – Approved bonding facility, EN 17460 (Class A1)
- Founded
- 1992
- Industries
- Rail transport, Public transport operators, Facility management, Building cleaning
- 01
Research & development of cleaning agents
- 02
Production of cleaning and protection products
- 03
Product consulting & training
- 04
Deployment by service teams (graffiti removal, cleaning, surface protection)
- 05
Maintenance of rail vehicles including bonding operations
Materials & Processes
Steel
Graffiti removal, basic cleaning and surface protection on steel surfaces of rail vehicles and containers.
Aluminium
Suitable for cleaning, protection systems and bonding on aluminium components.
Stainless steel
Gentle graffiti removal and cleaning on stainless steel surfaces.
CFRP
Cleaning and interior applications on carbon fibre cladding.
GRP
Cleaning of glass fibre cladding, among other things in vehicle interiors.
Natural stone (sandstone, marble)
Graffiti and façade cleaning on sandstone and marble.
Concrete
Graffiti removal on concrete surfaces of buildings and objects.
Plastic / acrylic glass
Indoor cleaning and surface protection on plastic and acrylic glass surfaces.
Textiles & leather
Indoor cleaning of seat covers, upholstery and cladding in rail vehicles.
Glass
Glass restoration using the Scratch-Free-Glass process to remove scratches and etching damage.
Sites

Fulenbach
CHHeadquarters, R&D and production
- Materials
- Cleaning agents for steel, aluminium, stainless steel, plastic, textiles, glass
Wesel
DECrous Rail Service GmbH – rail vehicle maintenance
Milton Keynes
GBLECM UK
Beverly Hills
USLECM USA
Services & Applications





Inside the production


Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Graffiti removalSurface | – | – | – | – | Steel, Aluminium, Stainless steel, Natural stone, Concrete, Plastic, Textiles, Glass, Acrylic glass |
| Scratch-Free-Glass (scratch removal on glass)Surface | – | – | – | – | Glass |
| Surface protection (protection system)Surface | – | – | – | – | Steel, Aluminium, Plastic |
| Cleaning of seat covers/textiles in rail vehiclesSurface | – | – | – | – | Textiles, Leather |
| Maintenance of rail vehicles (light repair, basic cleaning, interior cleaning)Surface | – | – | – | – | Steel, Aluminium, Stainless steel |
| Bonding for rail vehicle maintenance (EN 17460 Class A1)Joining | – | – | – | – | Steel, Aluminium, Plastic |
Additional services
Quality & Certification
Crous Chemicals is qualified as an approved bonding facility under EN 17460 (Class A1) for the maintenance of rail vehicles. The products are environmentally oriented and can in part be disposed of via normal household waste.
| Evidence | Fulenbach |
|---|---|
| EN 17460 (Class A1) |
History
- 1992
Founded by Julian Crous in Switzerland on the basis of the know-how from his parents' business in South Africa.
Move to a purpose-built new facility in Fulenbach; specialisation in anti-graffiti products (among other things awarded at the Inventors' Fair in Geneva) and transformation into a service provider for the maintenance of rail vehicles.