Environment Protection & Waste Disposal

Cemprotec affords durable protection

01 December 2004

Cemprotec E942 from Flexcrete is the ideal solution for combating the effect of accelerated low water corrosion (ALWC) – something that poses a significant problem for the maintenance of sheet piled quays and flood defences, says a spokesman for the UK-based company.

“An exceptionally durable thin film cement-based system, Cemprotec E942 can be applied to surfaces to protect against the severe bacterial corrosion associated with ALWC and is found to provide excellent resistance to chlorides present in seawater, oxygen and aggressive chemicals. It also forms an excellent barrier against the diffusion of chlorides and offers superb flexibility properties,” he adds.
Being water-based and non-hazardous to apply, E942 is a safer alternative to traditional application systems, such as solvent-based high-build coal tar epoxy, which are believed to have severe health implications, he says.
He continues: “With excellent resistance to corrosion creep on damaged areas, E942 is extremely tolerant to damp conditions and, unlike some other systems, can be immersed from about two hours after application, making port and harbour maintenance both easy and cost effective.
“Solvent free and low hazard in use, the system cures within between four and eight hours and is durable within 24 hours when compared to conventional systems, which are susceptible to mechanical damage for up to seven days.”
Cemprotec E942 is self-priming. Abrasive blast cleaning preparation is not essential provided that all loose oxides are removed, so it is also quick and easy to apply. With a high-build coating of 2,000 microns, it provides unrivalled barrier protection against ALWC, thus dramatically improving the lifespan of sheet piled quays and flood defences, the spokesman points out.
“The complete range of Flexcrete products are available worldwide through our network of distributors,” he adds.




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