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Putty Defoamer

Updated: 2026-08-14

Overview

Putty defoamer is a chemical additive designed to eliminate foam during the mixing and application of putty in construction. Foam can negatively impact the smoothness and adhesion of putty, leading to subpar finishes. This defoamer ensures a bubble-free mixture, enhancing the quality of the final product. Commonly used in construction and renovation projects, putty defoamer is compatible with various putty formulations. It is particularly useful in high-speed mixing processes where foam generation is more likely. The additive is non-toxic and environmentally friendly, making it safe for use in residential and commercial applications.

Physical and Chemical Properties

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Putty defoamer typically appears as a transparent or milky liquid with a density ranging from 0.8 to 1.1 g/cm³. It is dispersible in water, allowing for easy integration into putty mixtures. The defoamer operates by breaking down foam bubbles, preventing their reformation during application. Key properties include high efficiency in foam suppression, stability under varying temperatures, and compatibility with other putty ingredients. The product is designed to work without altering the color or texture of the putty, ensuring the desired aesthetic and functional outcomes.

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Main Applications

Putty defoamer is primarily used in the construction industry, specifically in the production and application of putty for walls and ceilings. It is essential for achieving a smooth, bubble-free surface, which is critical for subsequent painting or finishing. Beyond putty, this defoamer can also be used in other building materials where foam control is necessary. Its versatility makes it a valuable additive in various construction and coating applications, ensuring high-quality results in both residential and commercial projects.

Safety and Storage

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While putty defoamer is generally non-toxic, it is important to handle it with care. Avoid direct contact with eyes and skin, and use in well-ventilated areas to minimize inhalation risks. In case of contact, rinse thoroughly with water and seek medical advice if irritation persists. Storage recommendations include keeping the defoamer in a cool, dry place away from direct sunlight. Proper storage ensures the product remains effective over time. Containers should be tightly sealed to prevent contamination and evaporation.

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B2B Procurement Guide

When procuring putty defoamer in bulk, B2B buyers should prioritize suppliers with proven quality and reliability. Verify that the product is compatible with the specific putty formulations used in your projects. Certifications such as ISO or environmental compliance can indicate a reputable supplier. Price ranges vary depending on quality and quantity, typically between $5 and $15 per kilogram. Consider ordering samples to test performance before committing to large purchases. Establishing long-term relationships with suppliers can also lead to better pricing and consistent quality.

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