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32857 Parchem Technical Data Compendium 2015_Crop4emag.pdf

CONTENTS CONCRETE REPAIR CORROSION CONTROL GROUTS & ANCHORS PROTECTIVE COATINGS INDUSTRIAL FLOORING SURFACE TREATMENTS JOINT SEALANTS CONCRETE JOINTING ROOFING WATERSTOPS WATERPROOFING JOINT FILLERS TIMBER FLOORING ALPHABETICAL INDEX 178 Technical Data Sheet Solvent free, epoxy resin coating system, for potable water retaining structures AS4020, on concrete and steel Uses For lining and waterproofing potable water retaining structures and surfaces subject to contact with foodstuffs. The cured film is corrosion, chemical and abrasion resistant and is suitable for application to reservoirs, tanks, silos, water treatment works, breweries, dairies, meat and food processing plants. The cured film is non toxic and meets the requirements of AS 4020. Advantages „ High build application „ Suitable for use in confined areas „ Can be applied directly to mild steel and concrete „ Smooth, glossy, easy to clean surface „ Corrosion, chemical and abrasion resistant „ Can be applied to damp surfaces „ Complies to AS 4020 Standards Compliance Nitocote EP405 complies to AS 4020 - at an exposure level of 15,000 mm² per litre. Nitocote EP405 applied to potable water tank at Shepparton Description Nitocote EP405, a coating for potable water retaining structures, is a two pack, solvent free, epoxy resin material. It is supplied in pre-measured quantities ready for site mixing and use. The material cures to provide a smooth, hygienic and tough finish which is suitable for contact with potable water and foodstuffs. It is available in blue and white. Technical Support Parchem offers a comprehensive range of high performance, high quality products suitable for use within all aspects of the water industry. In addition, Parchem offers a technical support package to specifiers, end users and contractors, as well as on-site technical assistance. Design Criteria Nitocote EP405 is designed to be applied in 2 coats to achieve a minimum total dry film thickness of 400 microns. To achieve the correct protective properties, Nitocote EP405 must be applied on to the substrate at the coverage rates recommended. Properties Volume solids: 100% Viscosity: Pourable, spreadable liquid Pot life @ 20°C: 30 - 40 minutes @ 35°C: 10 - 15 minutes The local Parchem branch should be consulted for resistance to specific chemicals. Specification Clauses Potable water/waterproofing lining The tank/reservoir lining shall be Nitocote EP405, a two pack epoxy coating specifically designed for contact with potable water. The cured film shall comply in all respects with the requirements of AS 4020 at an exposure level not less than 10,000 mm² per litre and be listed in the Sydney Water directory of Authorised Products & Materials for contact with potable water. Application Instructions Preparation Concrete surfaces All surfaces must be smooth, sound and free from debris, loose or flaking material and areas of standing water. Surfaces must be free from contamination such as oil, grease, dust, loose particles and organic growth. Concrete surfaces must be fully cured, laitance free and free from any traces of shuttering, release oils and curing compounds. All surfaces should then be grit blasted to remove all foreign matter, and provide a suitable key for Nitocote EP405. All blow holes and imperfections should be filled with Nitomortar BH. Consult your local Parchem sales office for further advice. Steel surfaces All surfaces should be grit blasted to meet the requirements of AS1627.4 Class 2.5. The lining work should be Fosroc® Nitocote EP405 August 2012


32857 Parchem Technical Data Compendium 2015_Crop4emag.pdf
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