Tag Archives: brush
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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Summary of Wipe, Swatch, and Brush Methods
Posted on 15. Mar, 2009 by charles frenzel.
Core Idea: All Methods lead to the same conclusion. None Light Moderate Heavy Adopt the method with which you feel most comfortable and that is portable to different projects and sites.
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Summary of Brush Test
Posted on 15. Mar, 2009 by charles frenzel.
Summary- Brush Test: Brushing flash rust is quick, simple, and very reproducible. Adopt a standard brush and standard cloth. Be consistent with one swipe and in the same direction and duration. Practice brush strokes with even pressure Keep the contact area consistent. Cloth can be cut at the area of color transfer and placed in […]
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Different Areas with Brush Test
Posted on 15. Mar, 2009 by charles frenzel.
Comparative results: Heavy Flash Rust formed from water coming from holes. Different section where Light, moderate, and heavy flash rust had formed in close proximity.
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Example of Moderate Flash Rust on Brush
Posted on 15. Mar, 2009 by charles frenzel.
Example of Moderate Flash Rust on Brush:
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Example of Brush Test on Light Flash Rust
Posted on 15. Mar, 2009 by charles frenzel.
Example of Brush Test on Light Flash Rust: This view has the sun Illuminating the surface. Substrate appears darker as it is in shadow. Inspection is biased by lighting angle.
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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 […]
