Abrasion-Resistant And Scratch-Resistant FRP Gel Coat Panel For Industrial Cooling Tower. 1,Corrosion resistance It has good resistance to corrosive media such as acids, alkalis, salts, and organic solvents (depends on the type of resin): Polyester resin matrix: resistant to general acid and alkali, suitable for ordinary industrial environments. Vinyl ester resin matrix: resistant to strong corrosion and is suitable for harsh environments such as chemicals and marine. (No