Sheetrock® All Purpose Joint Compound

Knauf Sheetrock® All Purpose Joint Compound is an air-drying, lightweight compound suitable for all three coat applications or as a finishing coat for all plasterboard joints, angles, and fastener heads.

Features

  • Premium grade lightweight and all-purpose finishing compound.
  • May be used for all three coats or as a finishing coat.
  • Excellent workability, featuring easy application by hand or with mechanical tools.
  • Minimal mixing and cleaning of tools required.
  • Sandable by hand or with mechanical sanding tools.
  • Provides an excellent surface for painting.

 

Recommended Usage

  • Knauf Sheetrock® All Purpose Joint Compound is suitable for use as all three coats in the Knauf 3 coat jointing system.
  • Knauf Sheetrock® All Purpose Joint Compound is suitable for use as the final coating of plasterboard joints, angles, and fastener heads in Knauf 3 coat jointing system when used in conjunction with Knauf setting type joint compounds for the first and second coats.

 

Additional Information


Mixing Process

  • Always use clean tools.
  • Do not mix with residue of previously used compounds.
  • Inclusion of such materials will impair the performance of this product and void the product warranty.
  • Knauf Sheetrock® All Purpose Joint Compound may appear thick in the pail. Before adding water, lightly mix the product and test its application. If required, add water to achieve the desired consistency.
  • Caution: Avoid over-thinning when adding water as this may cause cracking and excessive shrinkage.
  • If liquid has separated from the compound, stir carefully to restore consistency.
  • Caution: Do not overmix; overmixing can introduce air bubbles, which can create surface imperfections.

Application Process

  • Surfaces must be clean and free from dust.
  • When using Knauf Sheetrock® All Purpose Joint Compound for all three coats, the first coat must be used to bed a high-quality paper tape.
  • Knauf Sheetrock® All Purpose Joint Compound must be allowed to dry thoroughly (up to 24 hours depending on temperature and humidity) before recoating or sanding.
  • Only apply over setting type compounds that have been allowed to dry thoroughly.
  • Sand with care using 180 or 220 grit paper.
  • Thoroughly clean all tools and equipment after use.
Physical Properties:
  • Compound type: Ready-mix air drying type compound
  • Material: Latex type formulation
  • Packaging: 5kg and 28kg pails
  • Drying Time: 12-24 hours (depending on local conditions)
  • Jointing Coverage: Approximately 56.7 to 68.0kg/1000 sq. ft (61.0   to 73.2 kg/100sq.m) of gypsum panels.
  • Storage: Store in protected place, away from extreme temperatures
  • Shelf Life: Best before 9 months under good storage conditions.

Please note that we are in the process of transitioning our brand from USG Boral to Knauf. With this, we are progressively changing and updating our product packaging, marketing literature and samples, technical documents, certification, website, promotional tools, etc to align with this new branding of our products and systems.

Please refer to our sales colleagues if you need any clarification.