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Warehouse, Herzebrock (Germany)

Warehouse, Herzebrock (Germany)

23,000 sqm of warehouse space refurbished in a very short time

A severely damaged magnesite screed had to be renovated in a warehouse complex consisting of several halls. The surface had been repeatedly repaired with various systems, resulting in a surface that could only be used to a limited extent. The owner wanted to start with a floor that was as good as new as part of a new use and therefore a complete removal of the approx. 30 mm thick magnesite screed was necessary. The floor level was lowered by 10 – 15 mm and the surface was rebuilt with a mineral finish based on VELOSIT SC 253. After the screed had been removed, the milling work had resulted in high roughness depths, which required a leveling with a layer thickness of 5 to 20 mm, in some areas even 40 mm.

Project Description

The project was coordinated by Eichhorn Beschichtungstechnik from Herford, who also carried out all the coating work themselves. The magnesite screed was removed with a road milling machine and the substrate was prepared with subsequent shot blasting. The surface was then primed with an epoxy resin and completely sanded. The area was too large to be coated in one section, so the floor was laid in sections of 2,500 to 3,500 sqm per day. The leveling compound was applied using a Bremat S3.17 pump truck from Kotan Bau in Hanover, in which the VELOSIT SC 253 binder was mixed with washed 0 – 2 mm sand. VELOSIT SC 253 can be used to produce levelling floors from 3 – 50 mm with a grading curve optimized for the respective layer thickness. Between 50 and 80 tons of levelling compound per day were applied to the individual sections.

The compressive strength of the installed floor was already over 40 N/mm2 after one day. Although the surface could already be used without any technical restrictions in this condition, the client wanted a polished surface with subsequent sealing. This was realized by bme Schulz through fine sanding with subsequent sealing.

Important features
  • Country: Germany
  • Object size: approx. 23,000 sqm
  • Completion date: 2019
Project team
  • Processor: Eichhorn GmbH Bad Oeynhausen
  • Pump technology: Kotan Bau GmbH Hannover
  • Finish: bme Schulz Altenbeken

Products

These velosit products were used.