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Technical Data Sheet (TDS)

CCO-652

Polyurethane Top Coat

Special features

  • UV resistant
  • Hot tire resistant
  • Chemical resistant
  • Color enhancing
  • 100% solids

Product Description
STAUF CCO-652 is a solvent free, clear polyurethane top coat for decorative concrete flooring. CCO-652 can be installed over smooth or textured flooring.
Pre-Installation Checklist
A successful installation requires proper preparation of the subfloor. Read and understand all applicable guidelines and Technical Data Sheets before installation.
Sub Floor Examination
Prior to installation, the subfloor must be checked according to national standards. It must be solid and sound, level, free of indentations, and resistant to pressure and tension.
Sub Floor Preparation
The subfloor's condition will determine which type of mechanical treatment is required (e.g., wire brushing, sanding, grinding, or shot blasting). Dust, paint, curing compounds, sealers, residual adhesives, or other surface contaminants MUST be removed, and a porous surface must be achieved by suitable means. The installer can only determine the extent of subfloor preparation at the site. Clean the surface with an industrial vacuum cleaner and tack the floor with a damp microfiber mop before application. Do not use sweeping compounds unless water-based, as most others contain oil or wax, which will act as an anti-adherent and prevent primers, sealers, leveling compounds, coatings, and/or adhesives from bonding to the concrete. Cracks and gaps must be treated before application of primers, sealers, leveling compounds, coatings, and/or adhesives (see Technical Information #19 @ www.staufusa.com).
Mixing of Components
The lid contains a hardener. Pierce all the way through the plastic disc in the center of the lid and the bottom of the lid using a long screwdriver or similar tool. Let the hardener flow into the lower part of the bucket for one minute. All of the hardener must drain into the pail before mixing Parts A&B. Open the ring, remove the lid, and mix both components with a mixing paddle for at least 3 minutes. Use an electric drill with less than 300 rpm until an even color is reached. Avoid air entrapment by mixing slowly and using an appropriate mixing paddle. Make sure to mix along the wall and bottom of the container as well. The temperature of both components should be at least 50°F before mixing.
Installation Procedure
Mix pail according to mixing instructions. Apply coating undiluted with an approved applicator. Make sure the coating is spread evenly and up to the perimeters. The spread rate is critical for a successful installation. Do not exceed the minimum or maximum coverage.
Limitations
Subfloor temperatures between 32-50°F (0-10°C) will dramatically increase drying time up to 24 hours. Never install the product when subfloor temperature is below freezing or if condensation could occur on the subfloor within 24 hours after application.
When using other than STAUF products in conjunction with STAUF primers, sealers, leveling compounds, or adhesives, STAUF denies any and all responsibility for any ensuing problems and/or damages without prior written authorization from STAUF.
In case of an accident, injury, spill, or exposure, see SDS for information. Consult the Technical Data Sheet at www.staufusa.com for updated information.
The foregoing representations are based on the results of our most current product and material testing within a controlled environment and are of a non-obligatory advisory nature only. As such, they do not constitute an express or implied warranty of any kind including the Warranty of Merchantability and/or Fitness for a Particular Purpose. Because we have no control over the actual quality of workmanship, materials used, and worksite conditions, STAUF USA LLC will in no event be liable for any incidental and/or consequential damages. Therefore, we strongly recommend that prior on-site testing be conducted to refer to and study the suitability of the product for the intended purpose. With the release of this Technical Information Sheet, all its prior versions become invalid. For warranty and warranty disclaimer information please see our Limited Lifetime Warranty @ www.staufusa.com
General Features
  • Contains no water
  • Contains no chlorinated solvents
  • Contains no solvents
  • Contains no VOC (calc. per CA Rule 1168)
  • High solids content
  • Ozone friendly
  • Freeze/thaw stable
Installation Features
  • Low odor
  • High spread rate
  • Higher temp and RH will shorten drying time
  • Observe pot life during installation
Long Term Features
  • Resistant against aging
  • Suitable for radiant heat systems
Viscosity [cps]
  • A:800-1300 B:450-700 Mix:1800
Abrasion Resistence (CS-17, 1000g, 1000cycles) [mg]
  • 70
Coefficient of Friction
  • 0.96 (with sand and flakes)
Dry Film Thickness [mil]
  • 4
Bond Strength [psi]
  • >300
Tensile Strength [psi] EN ISO 527
  • 6,250
Elongation at Break [%]
  • 3.1
Shore D Hardness (ISO 7619)
  • >65
Approved Subfloors
  • Concrete Slabs
  • Ceramic Tiles
  • Stone, Terrazzo
  • Cured Leveling Compounds
  • Radiant Heated Subfloors
  • Drywall
  • Plaster
  • Stained Concretes (well bonded)
Approved Trowels and Spread Rate
  • 3/8 in. Nap Roller: up to 240 SF/gal (7 mil) over rough surface
  • 3/8 in. Nap Roller: up to 360 SF/gal (4.5 mil) over smooth surface
Drying Time
  • Between 2 and 12 hours
Temperature Range during Installation
  • 50-90F (10-32C)
Relative Humidity Range during Installation
  • 30% - 80%
Packing Size
  • 2.5 gal. Metal Combo Pail (A+B)
  • 60 per pallet
  • 2.5 qt. Metal Combo Pail
Density [lbs./gal.]
  • A:8.8 B:9.6 Mix:9.1
Color
  • Clear
Color Hardener
  • Clear
Mixing Ratio
  • 2 part A + 3 part B by weight
  • 2 part A + 3 part B by volume
Pot Life
  • Approx. 30 min. @ 70F (21C)
pH value of concrete
  • Resistant up to 14
Shelf Life
  • 24 Months in original, unopened container
Transportation
  • UN 3082 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, LIQUID, N.O.S. (Epoxide resin), 9, III
Revision: 2022-12-02 13:28:04

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