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Channels and brackets are load-bearing sheet metal mounts used as connecting elements between the vehicle frame and attached components. Typical applications include radiator mounts for radiator assemblies, side panel mounts, and mounts for vehicle trim.

These components perform a central structural function in the vehicle: they position and secure assemblies while safely absorbing high static and dynamic loads.

Graepel manufactures channels and brackets as stamped sheet metal components that are optimally tailored to the respective load requirements and installation space constraints. 

 

Typical applications for channels and brackets in vehicles

  • Radiator mounts for radiator assemblies in trucks, cars, and buses
  • Side panel brackets for vehicle trim
  • Mounts for connecting frames and add-on parts
  • Structural components for commercial vehicles and off-highway applications
  • Components for agricultural and construction machinery
  • Mounts for powertrains and technical assemblies

Technical Specifications of Channel & Brackets

  • Designed for high mechanical loads and continuous use
  • Precision-machined geometries through forming and stamping processes
  • High process reliability through monitored series production
  • Integration of fasteners such as weld nuts, press-fit nuts, or formed threads
  • Clinch joints for reliable joining technology without filler materials
  • Robust screw connections for structural applications
  • Corrosion protection through tailored surface solutions

Corrosion protection for durable mounts in automotive applications

Channel & Brackets sind häufig Umwelteinflüssen wie Feuchtigkeit, Salz oder Temperaturschwankungen ausgesetzt.

Graepel setzt daher auf:

  • KTL-Beschichtung in eigener Anlage
  • gleichmäßige Beschichtung auch bei komplexen Geometrien
  • abgestimmte Oberflächen je nach Einsatzfall

What are the benefits of partnering with Graepel for Channel and Brackets?

Graepel supports customers in the development and implementation of mounting brackets, focusing on functionality, load-bearing capacity, and cost-effective manufacturing.

  • Analysis of component requirements 
  • Selection of suitable forming and manufacturing technologies
  • Development of robust tooling concepts for series production
  • Integration of fasteners into the component
  • Ensuring consistent quality throughout the entire series

The result is robust and cost-effectively manufactured mounts for series production.

 

Metal forming technology and the manufacturing process for sheet metal brackets

The production of channels and brackets involves coordinated forming and finishing processes:

Typical process chain:

  1. Cutting the contour by laser or punching
  2. Forming by bending or pressing, or, for high-volume production, machining using progressive dies
  3. Insertion of functional elements:
    • formed threads
    • Stamped nuts or welded nuts
  4. Surface treatment depending on requirements:
    • galvanized raw material
    • KTL coating
    • KTL + powder coating
  5. Joining processes such as riveting or clinching with process monitoring

FAQ

Channels and brackets are mounting brackets that connect components such as radiators, side panels, or body panels to the vehicle frame.

They secure assemblies in place and safely transfer forces to the vehicle frame.

Typical examples include welded nuts, press-fit nuts, formed threads, and clinch joints.

Through galvanized materials or coatings such as KTL or KTL with an additional powder coating.

For trucks, cars, buses, and agricultural and construction machinery.

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