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Metal solutions for modern electronic systems

Electronics and IT components require durable, robust, and precision-manufactured housing elements. Metal has been the proven standard in this field for decades: perforated sheets and sheet metal profiles protect against mechanical stress, support cooling and airflow, and at the same time enable aesthetic designs for visible surfaces.

Graepel develops and manufactures custom metal solutions for servers, data centers, and acoustic applications. Through precisely defined perforation patterns, high rigidity, and modern finishes, we create products that optimally combine performance, design, and safety.

Server Cabinets & Data Centers

Perforated sheets have established themselves as the ideal solution in the IT sector—they are sturdy, durable, and ensure efficient air circulation.
Graepel supplies:

  • Doors and side panels with up to 85% air permeability
  • optimal cooling of sensitive IT systems
  • high rigidity and dimensional stability
  • custom perforation patterns for airflow optimization
  • flat, high-quality visible surfaces

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Speakers & Acoustic Systems

In the audio industry, too, metal is the preferred material for professional speaker grilles:

  • acoustically optimized perforation patterns
  • minimal airflow resistance, maximum sound transmission
  • Design variety: colors, patterns, textures
  • durable, long-lasting materials
  • custom-fit shapes for individual enclosures

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Electronics & IT Service Portfolio

Perforated Sheet Metal & Perforation

  • Customized hole patterns for cooling or acoustic applications
  • Micro, round, hexagonal, and patterned perforations
  • High rigidity despite large open areas

Sheet metal fabrication

  • Punching, drawing, bending, laser cutting
  • Precision-fit functional and visible surfaces
  • Optimal integration into device housings
     

Surface Treatment

  • Powder Coating & KTL
  • Colored/textured surfaces
  • UV-, scratch-, and corrosion-resistant


     

Custom Solutions

  • Design development
  • From prototypes to series production
  • Assembly




     

FAQ

Metal provides stability and a long service life, and allows for large air inlets to ensure reliable cooling of sensitive IT systems.

Depending on the desired sound character, hexagonal, round, or micro-perforations are suitable—optimized for minimal acoustic damping.

Yes. Using PERCUS and state-of-the-art perforation technology, Graepel produces custom designs, patterns, and branded areas.

Depending on the application, made of steel, aluminum, or stainless steel—with optional colored or textured coatings.

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