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Slurryblasting Standards

Slurryblasting Standards
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October 2004 Argentina Australia Bahrain Belgium Brazil Bulgaria Canada Chile Colombia Croatia Cuba Cyprus Denmark Ecuador Egypt Estonia Fiji Finland France Germany Greece Hong Kong Iceland India Indonesia Iran Italy Japan Kuwait Latvia Lithuania Luxembourg Malaysia Malta Mexico Netherlands New Zealand Northern Ireland Norway Pakistan Panama Papua New Guinea Peoples Republic of China Peru Philippines Poland Portugal Qatar Republic of Ireland Romania Russia Saudi Arabia Singapore Slovenia South Africa South Korea Spain Sri Lanka Sweden Taiwan Thailand Turkey U.S.A. Ukraine United Arab Emirates United Kingdom Uruguay Venezuela Vietnam Western Samoa Yemen Unless otherwise agreed in writing, all products supplied and technical advice or recommendations given are subject to the Conditions of Sale of our supplying company. , International and all products mentioned in this brochure are trademarks of or are licensed to Akzo Nobel. © Akzo Nobel, 2004 International Paint Ltd, Stoneygate Lane, Felling, Gateshead NE10 0JY. Tel: +44 (0)191 402 2775 Fax: +44 (0)191 401 2320 www.international-marine.com SL26/PI4031 www.international-marine.com Slurryblasting Standards

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Slurryblasting Standards Contents 1. 2. 3. 4. Introduction Format Explanatory Text Procedure For Using The Standards 5. Notes 6. References 7. Visual Standards 1 Introduction Slurryblasting is a technique for cleaning surfaces with a mixture of fresh water and abrasive where the elimination, or control of abrasive dust is required. Two slurryblasting systems are commonly encountered: • Pressurised water abrasive blasting, which uses water to propel the abrasive. • Air abrasive water blasting, which uses compressed air to propel the abrasive. This visual standard has been prepared by using...

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3.2 Blast Standards The standard illustrates grade C and D surfaces prepared by slurryblasting to two different degrees of cleanliness. They are designated SB2 and SB21⁄2 and are comparable to Sa2 and Sa21⁄2 described in the ISO 8501-1:1988 surface preparation standard and to SSPC-SP6 and SSPC-SP10 of the Steel Structures Painting Council surface preparation standards. The definitions are: SB2 Thorough Slurryblast Cleaning When viewed without magnification, the surface shall be free from visible oil, grease, dirt, most paint coatings and foreign matter. Any remaining contamination shall be...

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5 Notes 5.1 Painted Steel The photographs in this standard were prepared from unpainted steel but they are also suitable for depicting the appearance of painted steel after slurryblasting. 5.2 Inspecting Slurryblasted Surfaces Prior to Flash Rusting When large areas are slurryblasted, flash rusting which obscures the original blast standard may occur before an inspection can be carried out. Establishing the required standard by blasting a small test area prior to the main blast may help, providing the rest of the job is blasted to the same standard. Methods of ensuring the rest of the job...

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Preparation Standard D SB21⁄2 Rust grade D D SB21⁄2 Rust grade D Slurryblasted to an Sa21⁄2 equivalent 7 Visual Standards Rust Grade Standards Rust grade C Rust grade D 53121 IP SlurryBlasting leaflet 10/14/04 3:32 PM Page 5 Dave Ta

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Preparation Standard C SB2 Rust grade C C SB2 Rust grade C Slurryblasted to an Sa2 equivalent Degree of Flash Rusting D SB2 L. Light flash rusting D SB2 M. Moderate flash rusting D SB2 H. Heavy flash rusting

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Preparation Standard D SB2 Rust grade D D SB2 Rust grade D Slurryblasted to an Sa2 equivalent Degree of Flash Rusting C SB2 L. Light flash rusting C SB2 M. Moderate flash rusting C SB2 H. Heavy flash rusting

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Preparation Standard C SB21⁄2 Rust grade C C SB21⁄2 Rust grade C. Slurryblasted to an Sa21⁄2 equivalent. Degree of Flash Rusting C SB21⁄2 L. Light flash rusting C SB21⁄2 M. Moderate flash rusting C SB21⁄2 H. Heavy flash rusting

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www.international-marine.com Slurryblasting Standards October 2004 Argentina Australia Bahrain Belgium Brazil Bulgaria Canada Chile Colombia Croatia Cuba Cyprus Denmark Ecuador Egypt Estonia Fiji Finland France Germany Greece Hong Kong Iceland India Indonesia Iran Italy Japan Kuwait Latvia Lithuania Luxembourg Malaysia Malta Mexico Netherlands New Zealand Northern Ireland Norway Pakistan Panama Papua New Guinea Peoples Republic of China Peru Philippines Poland Portugal Qatar Republic of Ireland Romania Russia Saudi Arabia Singapore Slovenia South Africa South Korea Spain Sri Lanka Sweden...

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