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Industrial racking coating: quality built to last

In the industrial storage sector, the quality of a racking system depends on more than structural design and steel performance alone. The long-term durability of an installation is also determined by the surface treatment that protects each component throughout its operational life.
Material handling impacts, pallet abrasion, dust, humidity, and fluctuations in temperature and environmental conditions continuously place metal surfaces under stress. In this context, coating is not merely an aesthetic feature but a functional layer of protection that helps preserve the integrity of the material, makes damage easier to identify, and contributes to the overall safety of the installation, in line with the maintenance principles outlined in EN 15635 for industrial racking systems.

Automated coating: visible quality today, long-term reliability tomorrow

For this reason, Modulblok has chosen to invest directly in a state-of-the-art automated powder coating line, integrating this process within its manufacturing facility as an integral part of its production strategy.

Automated coating is not simply a factory operation; it is a deliberate industrial choice. By managing a critical stage of production in-house rather than outsourcing it, Modulblok maintains full control over a process that directly influences product quality and durability.

This investment makes it possible to monitor and control every variable of the coating process, ensuring consistent quality standards across thousands of components, regardless of:

  • the geometric complexity of the profiles;
  • the variety of production batches;
  • specific colour and finish customisation requirements.

For customers, this translates into tangible and measurable benefits:

  1. Uniform surface protection across the entire component, including the most critical areas.
  2. Greater long-term resistance to impacts, abrasion, and the dusty environments typically found in industrial warehouses.
  3. Reduced susceptibility to surface degradation and corrosion.
  4. Consistent aesthetic quality throughout the installation.
  5. Repeatable and reliable results thanks to the elimination of manual process variability.
  6. Consistent quality standards even when customised colours and finishes are specified.

As a result, coating becomes more than a finishing process—it is a factor that directly influences the actual service life of the racking system.

Coating and long-term safety

Throughout the service life of a racking system, many safety-related issues arise not from design deficiencies but from the progressive deterioration of surfaces caused by impacts, abrasion, and environmental exposure. When surface protection is compromised, the underlying steel becomes vulnerable to localised corrosion, material loss, and reduced visibility of damage.

For this reason, a coating applied uniformly, with controlled thickness and proper curing, serves a purpose that extends well beyond aesthetics. It becomes an element that contributes to the long-term structural integrity and safety of the installation.

In particular, properly coated surfaces:

  • Make impact damage immediately visible, enabling the early identification of damage caused by pallet handling operations.
  • Preserve the visibility of critical structural areas—such as uprights, beams, and connection points—facilitating the periodic inspections required by EN 15635.
  • Reduce the risk of localised corrosion, which can gradually compromise the load-bearing capacity of structural profiles.
  • Limit deterioration in high-stress areas, where repeated impacts may accelerate the exposure of bare metal.
  • Support more effective maintenance activities, as damaged areas remain clearly identifiable and easier to monitor.

The quality and consistency of the coating process therefore play an important role in preserving the safety conditions established during the design phase. By helping maintain the integrity and inspectability of the installation over time, coating contributes to safer warehouse operations and more efficient maintenance management.

For this reason, Modulblok has invested in a state-of-the-art automated powder coating line, integrating the process directly within its manufacturing facility as a core element of its production strategy.

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