Tag Archives: wipes
Example of Pressure Wash on Moderate Flash Rust
Posted on 16. Mar, 2009 by charles frenzel.
Example of Pressure Wash on MFR: Below: the substrate is dry- but it is darker (overall) than the original substrate. This surface is dry within 5 minutes. The standard pictures in VIS-4 do not provide these types of illustrations of pressure-washed surfaces. The upper half is not washed; the lower half has been pressure washed. […]
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Pressure Washing and Excess Flash Rust
Posted on 16. Mar, 2009 by charles frenzel.
What Happens if there is too much Flash Rust prior to painting? Prior to the application of paint, the substrate must meet the procurement specifications. Typical field remediation includes: Pressure washing Broom brushing Blowing off with pressurized air Solvent cloth or dry cloth wiping Vacuum Upon polling contractors, it appears that pressure washing is the […]
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Brush Wipe Procedure
Posted on 15. Mar, 2009 by charles frenzel.
Brush Wipe Procedure This method was developed by Todd Pacific Shipyard. These photos are courtesy of Todd Pacific. Sweep the surface with a Cloth wrapped around a brush Standard cloth and standard brush. Wrap cloth around a paint brush. Swipe the cloth across the surface. Define the amount of pressure • Brush as if painting a […]
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Example of Heavy Flash Rust Swatch
Posted on 15. Mar, 2009 by charles frenzel.
Example of Moderate Flash Rust Swatch: Easy to prepare the swatches. Keeps a constant light pressure. Gives a clear distinction between light, moderate, and heavy. The color transfers to only the cloth that is in contact with the surface. It can be difficult to interpret the various spots of color.
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Example of Moderate Flash Rust Swatch
Posted on 15. Mar, 2009 by charles frenzel.
Example of Moderate Flash Rust Swatch:
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Swatch Wipe
Posted on 15. Mar, 2009 by charles frenzel.
Swatch Wipe NACE Level 3 CIP Barry McCoy from Surface Technologies Corp. contributed this “Swatch” test as it is consistent from project-to-project and easily taught. Make a “swatch” or wad of the dry cloth. Tape the tail to make a handle. Lightly wipe the swatch once over the surface. This path was about 3 inches […]
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Summary of Hand Wipe
Posted on 15. Mar, 2009 by charles frenzel.
Summary- Hand Wipe Advantage of holding cloth in hand and wiping. It is easy. Disadvantage – it is difficult to maintain an even pressure and keep the cloth on the surface.
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Hand Wipe of Heavy Flash Rust
Posted on 15. Mar, 2009 by charles frenzel.
Examples of hand wipes over heavy flash rust. Note the formation of the dark, black rust under the light brown rust. There is a lot loose rust obscuring the surface, but no rust scale has formed. These colors are easily transferred to the hand wipes.
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Wipe or Sweep with Cloth Held in Hand
Posted on 15. Mar, 2009 by charles frenzel.
Wipe or Sweep with a Cloth held in a hand Make a bundle of cloth in your hand. Swipe the dry cloth across the surface. Make one swipe, up or down or sideways with the cloth touching the surface. Try to avoid pressing the fingers against the surface. The following four pictures are examples of […]