Defoamers for Gypsum Applications

Gypsum is a vital construction material, widely used in plasterboard (drywall), plasters, and self-levelling compounds. However, foam generation is a common hurdle during the mixing of gypsum-based products, which can negatively impact production efficiency and lead to low-quality, porous end products.

INVINO offers a range of high-performance gypsum defoamers, specifically designed to solve foam problems in these unique systems.

antifoam for Asbestos tile gypsum

Foam Challenges in Gypsum Applications

During the mixing, pumping, or pouring of gypsum slurry, air is easily entrapped, forming stable foam. This causes:

  • Surface Defects:Pinholes and blemishes compromise the smoothness and appearance of gypsum boards and plaster surfaces.
  • Uneven Internal Structure:Large, irregular air voids reduce the density and uniformity of the gypsum matrix.
  • Density Control Issues:Failure to control air content makes it difficult to achieve precise density targets for plasterboard and other products.

INVINO Defoamers for Gypsum: Key Benefits

Our specialized gypsum defoamers are designed to:

  • Rapid Defoaming Action:Instantly breaks foam as the gypsum powder is mixed with water.
  • Excellent Compatibility:Works effectively with various common additives (e.g., superplasticizers, retarders) without side effects.
  • Improved Product Quality:Significantly reduces surface and internal defects, enhancing the strength, finish, and durability of gypsum products.
  • Cost-Effective:Highly efficient at very low dosage levels, helping you manage costs.

Key Gypsum Application Areas

  • Gypsum Board Manufacturing:Controls foam in the slurry for a uniform core structure and proper paper bonding.
  • Gypsum-Based Plasters & Screeds:Prevents air bubbles for a smooth, defect-free wall or floor finish.
  • Gypsum-Based Self-Levelling Mortar:Ensures good flowability and eliminates bubbles for a level, dense floor underlayment.

Request Your Gypsum Defoamer Solution

Whether you are manufacturing gypsum boards or formulating high-performance plasters, don’t let foam compromise your product’s quality. Our expert team is ready to provide you with the ideal defoamer solution.

Contact us today for technical support, product samples, or a quote.


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