SIGMACOVER 620

SIGMATHERM 540

One-component, heat-resistant, moisture-curing silicone  aluminum   PRINCIPAL CHARACTERISTICS

• Heat-resistant up to 540°C (1000°F) on steel, grit-blasted to SSPC SP10/NACE 2 (ISO-Sa2½)
• Heat-resistant up to 400°C (750°F) on rusted steel, power tool cleaned to ISO-St3
• To be used for the internal and external protection of steel surfaces
• No heat cure necessary between coats
• Excellent resistance against weathering
• Also suitable on top of zinc silicate primer
• A minimum drying time of 3 days at 20°C (68°F) should be allowed before exposure to heat
• Complies with NACE SP0198 for austenitic stainless steels and carbon steels under thermal insulation

• Aluminum and black
• Eggshell

SIGMARINE 28

One-component, quick-drying, high-build multipurpose zinc phosphate   primer

PRINCIPAL CHARACTERISTICS

• Onboard maintenance primer for above-water areas
• Easy application
• Quick-drying
• Recoatable with various one and two component products
• Surface tolerant
• Good anticorrosive properties

COLOR AND GLOSS LEVEL

• Gray, redbrown, offwhite
• Flat

SIGMACOVER 435

Two-component, high-build, micaceous iron oxide-pigmented, polyamide-cured recoatable epoxy    coating   PRINCIPAL CHARACTERISTICS

• General-purpose epoxy buildcoat or finish in protective coating systems, for steel and concrete structures exposed to atmospheric land or marine conditions
• Easy application, both by airless spray and brush
• Cures even at temperatures down to -10°C (14°F)
• A high relative humidity (maximum 95%) during application and curing does not influence the quality of the  coating
• Good adhesion on most aged, sound alkyd, chlorinated rubber and epoxy  coatings
• Can be recoated with various two-component and conventional coatings, even after long weathering  periods
• Resistant to water and splash of mild chemicals
• Excellent durability
• Tough, with long-term flexibility
• Resistant to temperatures up to 200°C (390°F) (see SYSTEM SHEET 4062)

• Light gray (9553-05), dark gray ( 9558-05), green (9441-05), aluminum (9590-05)
• Eggshell