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Anti-corrosive / anti-abrasive protection of flue gas ducts

Surface preparation

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

Application of masses

Applied Products:
POLYGLASS PPA; POLYGLASS VE HA; POLYGLASS VEF; LR 600 + QUADRAXIAL FABRIC 600 g/m²; POLYGLASS VEF WR

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

Applied substrate:
Inner parts of flue gas ducts; Carbon steel; 2 x 630 m²

Procedures:

  • removal of coarse 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
  • local application of POLYGLASS VE HA strip coatings
  • application of the POLYGLASS VEF corrosion barrier
  • local application of laminating layer LR 600 + Glass cloth 600 g/m²
  • application of the anti-abrasion layer POLYGLASS VEF WR
  • 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 and abrasion protection of the internal parts of flue gas ducts, protecting the substrate of the steel structure 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.