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Corrosion protection of process tanks for demi-water production

Surface preparation

Removal of damaged paint, degreasing, pressure washing, abrasive blasting to cleanliness grade Sa 2½, roughness profile ISO comparator – Medium G.

Application of masses

Applied Products:

Applied coating systems:
NS1 = 1 200 μm DFT (in areas with lamination 2 200 μm DFT)

Applied substrate:
Inner parts of four process tanks; Carbon steel; 4 x 80 m²


  • removal of dirt and damaged paint
  • decontamination of visually unidentifiable impurities
  • surface preparation according to ISO 8501-1 to purity grade Sa 2½
  • application of POLYGLASS PPA primer
  • application of CORROFILL VE filler material
  • application of laminating layer LR 600 + Glass cloth 600 g/m²
  • application of the POLYGLASS VEF corrosion barrier
  • 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. The CORROCOAT POLYGLASS VE vinyl ester coating system filled with special glass microflakes is the ideal choice for corrosion protection of the internal surfaces of demineralized water process tanks, protecting the substrate from the effects of aggressive chemical environments in the long term.

CORROCOAT has been successfully fighting corrosion for more than 45 years. It uses innovative mechanical engineering combined with anti-corrosion technology to provide long-term protection for both new and damaged equipment. It uses special composite and structural coatings in conjunction with technical processes to individually address corrosion problems. With a focus on quality, refurbishment procedures are a proven, cost-effective weapon to win the battle against corrosion in the long term.