NEWS CASE STUDIES VIDEOS ABOUT WINN & COALES (DENSO) LTD - UK HOME PRODUCT FINDER APPLICATIONS INDUSTRIES UK DISTRIBUTOR ZONE CONTACT SURFACE PREPARATION GUIDE For onshore and offshore pipelines, welded joints, fittings and all civil and marine structures… DENSO SURFACE PREPARATION GUIDE Dry abrasive blast cleaning is not always desirable or possible due to environmental or access restrictions. For 90 years Denso has been a world leader in providing innovative and permanent corrosion prevention solutions over hand tool cleaned steel surfaces whilst reducing applied coating costs and meeting the most stringent health & safety requirements. The tables below outline the recommended surface preparation methods for steel surfaces; steel, timber and concrete marine jetty piles; and Denso sealing systems for concrete and asphalt. For ease of use, the icons for these methods are displayed on our product pages. If you would like further information on surface preparation please contact us and one of our representatives will be in touch to help you with your query. Icons Denso System Surface Preparation Method for Steel Alternative Method Hand Tool Cleaning All Denso Petrolatum systems Minimal surface preparation, chipping hammers, hand wire brushing Power Tool Cleaning All Denso Bitumen, Butyl, Viscoelastic systems & ST Epoxy Hand or power tool to St2 / St3 (ISO 8501-1) or high pressure water jetting (ISO 8501-4) SSPC-SP2 Hand Tool Cleaning SSPC-SP3 Power Tool Cleaning Dry Abrasive Blast Cleaning All Denso Glass-Flake Polyester, Protal Epoxies & Archco Epoxy Vinyl-esters Dry Abrasive Blast Sa2 1⁄2 (ISO 8501-1) with an angular surface profile of 50 to 125 microns SSPC SP-10, NACE No. 2 THE ABOVE ARE INDICATIVE ONLY. REFER TO INSTRUCTIONS FOR USE AND PROJECT SPECIFICATIONS NOTE: ISO STANDARDS ARE NOT EXACT EQUIVALENTS TO NACE / SSPC. Icons SeaShield System Surface Preparation Method for Steel, Timber and Concrete Marine Jetty Piles Dry Abrasive Blast Cleaning Not Essential SeaShield 70, SeaShield 80, SeaShield 90, SeaShield 100 SeaShield 400, SeaShield 500, SeaShield 2000FD a) Remove marine growth, loose rust, paint and foreign matter by hand and / or power tools. High pressure water jetting may also be selected for use. b) Remove weld spatter on steel piles, and all sharp points and edges on all jetty piles. THE ABOVE IS INDICATIVE ONLY. REFER TO INSTRUCTIONS FOR USE AND PROJECT SPECIFICATIONS. REMOVAL OF CHLORIDE AND OTHER CONTAMINANTS We recommend the use of HoldTight® 102 on freshly cleaned surfaces to remove all traces of chloride and other contaminants and prevent flash rusting for 48 hours prior to applying our Denso glass flake polyester, Archco™ epoxy vinyl-esters, Denso ST Epoxy and Protal™ epoxy coating systems. Icons Denso Sealing System Surface Preparation Method for Concrete and Asphalt Hand Tool Cleaning Densostrip and Denso Highway Maintenance Products Minimal surface preparation, surfaces must be free of loose debris. Refer to the product application instructions for full surface preparation methods. THE ABOVE IS INDICATIVE ONLY. REFER TO INSTRUCTIONS FOR USE AND PROJECT SPECIFICATIONS. NOT SURE WHAT YOU ARE LOOKING FOR? CLICK HERE TO GET IN CONTACT NEWS & RESOURCES DISCOVER THE LATEST NEWS, EVENTS, VIDEOS & CASE STUDIES FROM WINN & COALES (DENSO) LTD. GLOBAL SUBSIDIARIES FIND THE NEAREST SUBSIDIARY COVERING YOUR REGION OR TERRITORY. WINN & COALES (DENSO) LTD DENSO HOUSE, CHAPEL ROAD, LONDON SE27 0TR TEL: + 44 (0) 20 8670 7511 FAX: + 44 (0) 20 8761 2456 USEFUL LINKS ISO CERTIFICATION DENSO PETROLATUM TAPE SYSTEMS DENSO SEALING & MOULDING MASTICS DENSO BITUMEN & BUTYL TAPES DENSO PROTECTIVE OUTERWRAPS DENSO SEASHIELD MARINE SYSTEMS DENSO STEELCOAT SYSTEMS DENSO PROTAL LIQUID EPOXY COATINGS ARCHCO INDUSTRIAL COATINGS & LININGS DENSO HIGHWAY MAINTENANCE PRODUCTS DENSO APPLICATION MACHINERY COVID PRODUCTS DENSO TAPE DENSYL TAPE DENSOPOL TAPES DENSOCLAD TAPES PREMIER SHRINK SLEEVES SEASHIELD 2000FD DENSO STEELCOAT 100/400 SYSTEM DENSO PROTAL 7200 DENSOSTRIP DENSOBAND DENSOSEAL 16A A MEMBER OF WINN & COALES INTERNATIONAL – SERVING INDUSTRY SINCE 1883 © Denso All Rights Reserved Denso Terms & Policies