» » PPG 153167 SigmaTherm 520 Silicate Finish

SigmaTherm 520 one component heat resistant moisture curing (ethyl) silicate finish

• SigmaTherm 520.
• Colour White Aluminium 9006.
• One component heat resistant moisture curing (ethyl) silicate finish.
• To be used for the internal and external protection of steel surfaces.
• Up to 520°C when applied on top of suitable zinc silicate primers.
• Minimizes the formation of zinc salts on atmospheric exposure.
• Cures at temperatures down to -5°C.
• No post curing is required to obtain mechanical strength.
• Theoretical spreading rate 9.5 m²/l for 40 μm.
• Touch dry after 60 min. at 20°C.
• Overcoating interval min. 5 hours, max. unlimited, contamination must be removed.
• Curing time 12 hours. 
• Available in 18 Litres.