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Anti-abrasive protection of electrostatic ash filters

Surface preparation

Degreasing, pressure washing, abrasive blasting to cleanliness grade Sa 2½, roughness profile ISO comparator – Medium G.

Application of masses

Applied Products:
REZORECT 125 Ceramic Wearing Compound

Applied coating systems:
NS1 = 4 000 μm DFT

Applied substrate:
Internal filter surfaces; Carbon steel, Hardox 500; 2 x 45 m²


  • mechanical repair of substrate perforations
  • decontamination of the substrate from dirt, oils and grease
  • surface preparation according to ISO 8501-1 to purity grade Sa 2½
  • application of the anti-abrasion layer REZORECT 125
  • carrying out the relevant quality tests according to the PKZ

CORROTECH ENGINEERING s.r.o. provides highly professional services in the field of surface preparation and application of special coating systems for the most demanding stress environments and various industrial equipment. REZORECT 125 hand-applied epoxy squeegee filled with ceramic reinforcement and silicon carbide is the ideal choice for anti-abrasive protection of the internal parts of an electrostatic ash filter, protecting the applied substrate for a long time and extending the life of the steel structure in extremely strong abrasive environments. The project was carried out on site with a high rating from the client evaluating the speed, technological equipment and safety of the application.

Efficient REZORECT solutions are used in a wide range of industries, both to reduce downtime and maintenance costs. These include the energy, wastewater, oil and gas, petrochemical, pulp and paper, mining, minerals, marine and sustainable energy industries.