Zinc Phosphate, identified by its CAS number 7779-90-0, is a fundamental chemical compound with a broad spectrum of industrial applications. Primarily recognized for its role as a corrosion inhibitor and a key component in paints and coatings, its versatility extends to other critical areas, including dental materials. As a prominent supplier in China, we are dedicated to providing high-purity Zinc Phosphate that meets the stringent demands of various manufacturing processes. This article aims to illuminate the core properties and diverse uses of this essential chemical.

At its core, Zinc Phosphate is an inorganic compound that typically presents as a fine white powder. Its chemical formula, Zn3(PO4)2, signifies a stable compound with unique properties. A key characteristic is its insolubility in water, yet it readily dissolves in acids and ammonium hydroxide. This solubility profile is crucial for its application in various chemical treatments and formulations. The compound's thermal stability, with a melting point around 900 °C, also contributes to its suitability for high-temperature processes and durable applications.

One of the most significant industrial applications of Zinc Phosphate is its function as a corrosion-resistant coating on metal surfaces. It is widely employed in electroplating processes and as a primer pigment in paints. By forming a protective barrier, it significantly reduces the rate of corrosion, thereby extending the lifespan of metal components. This makes it an invaluable additive in automotive coatings, industrial machinery, and construction materials. The environmental advantage of Zinc Phosphate over older, more toxic inhibitors like lead and chromium compounds further solidifies its importance in modern manufacturing practices.

The zinc phosphate chemical properties are fundamental to its effectiveness. As a corrosion inhibitor, it works by creating a passive layer on the metal surface. When used in conjunction with other pigments, it contributes to the overall protective performance of paints. Its application in metal surface treatment, often through phosphating processes, prepares metals for painting by improving adhesion and enhancing resistance to corrosion. Manufacturers often rely on the consistent quality of Zinc Phosphate supplied from reputable sources like ours in China to ensure predictable and effective results.

Beyond industrial uses, Zinc Phosphate has a long-standing history in dentistry as a luting agent and base material for restorations. This dual application highlights its versatility and biocompatibility. For industries seeking reliable and effective chemical solutions for metal protection and surface enhancement, understanding the properties and applications of Zinc Phosphate is key. We are committed to delivering premium-grade Zinc Phosphate, supporting your manufacturing needs with a product that ensures durability, protection, and performance.