White or light grey powder, slightly soluble in water. It can react with water to release hydrogen fluoride at temperatures above 730°C, and can slowly dissolve in strong acids to release hydrogen fluoride. Melting point 570°C.
Used as aluminum brazing flux, flux for aluminum and aluminum alloys, flux for glass and ceramic industries, etc. Used in the automotive industry: in air conditioning systems, refrigeration systems, connector heaters, oil coolers, condensers, evaporators, heating tubes, battery devices, etc. Used in household appliances: kitchen pans, cans, kettles, coffee machines, electric irons, dry cleaning machines, etc.
Formula: | KALF4 |
M.W.: |
142.08 |
Content: | AL≥16% |
Package: | 25Kg plastic woven bag or cardboard barrel |
Shipping requirements: |
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READ MOREFrom Modest Origins to Industry Leadership
Founded in 1975, Nantong Jinxing Fluorides Chemical Co., Ltd. started with a small but determined vision: to produce high-quality inorganic salts for industrial applications. Over the decades, through persistent innovation and a commitment to excellence, we have evolved into one of China's most trusted large-scale manufacturers of Potassium Fluoroaluminate. Our production capabilities have expanded significantly, now encompassing a comprehensive range of fluoride compounds that meet both domestic and international standards. What began as a local enterprise has grown into a nationally recognized brand, synonymous with professionalism, reliability, and cutting-edge technology.
Today, Jinxing Fluorides operates with state-of-the-art facilities, strict quality control protocols, and a team of highly skilled professionals dedicated to advancing fluoride chemistry. Our ability to deliver consistent, high-purity products has positioned us as a preferred supplier for industries ranging from metallurgy and electronics to aerospace and specialty chemicals.
Driving Innovation Across Industries
At the heart of Nantong Jinxing Fluorides Chemical Co., Ltd. lies a relentless pursuit of innovation. We understand that the industries we serve—whether aviation, aerospace, automotive, or advanced manufacturing—require materials that meet the most stringent performance criteria. That’s why we go beyond conventional applications, developing specialized fluoride solutions that push the boundaries of what’s possible.
Our Potassium Fluoroaluminate (KAlF₄/K₃AlF₆), for example, is engineered to deliver superior fluxing performance in aluminum brazing, ensuring strong, defect-free joints in critical applications like heat exchangers, aircraft components, and electronic cooling systems. Our Lithium Fluoride (LiF) plays a vital role in nuclear reactors and optical coatings, where purity and stability are non-negotiable.
By continuously investing in research and development, Jinxing Fluorides has not only kept pace with industry advancements but has also pioneered new applications for fluoride chemistry. Our collaborations with research institutions and global industrial partners ensure that our products remain at the forefront of technological progress.
Uncompromising Quality for Demanding Applications
Quality is the cornerstone of everything we do at Nantong Jinxing Fluorides Chemical Co., Ltd. We recognize that industries such as aerospace, defense, and high-precision manufacturing demand materials with exceptional purity, consistency, and performance. To meet these rigorous standards, we adhere to ISO-certified production processes, implement strict batch testing protocols, and employ advanced analytical techniques to guarantee that every product leaving our facility meets exacting specifications.
Our commitment to quality extends beyond compliance—it’s about building trust. Whether supplying flux agents for automotive brazing, Potassium Fluoroaluminate additives for specialty glass, or high-purity compounds for semiconductor manufacturing, we ensure that our customers receive materials that exceed expectations. This dedication has earned us long-term partnerships with leading global manufacturers who rely on Jinxing Fluorides for superior product performance and supply chain reliability.
Looking Ahead: A Future Built on Excellence
As Nantong Jinxing Fluorides Chemical Co., Ltd. moves forward, we remain steadfast in our mission to deliver innovative fluoride solutions that empower industrial progress. Our vision is not just to maintain our leadership in China’s fluoride sector but to expand our global footprint, bringing Jinxing’s expertise and high-quality products to new markets and applications.
We invite you to join us on this journey—whether as a customer, partner, or collaborator. Together, we can continue to transform challenges into opportunities and shape the future of advanced materials.
Contact Nantong Jinxing Fluorides Chemical Co., Ltd. today to discover how our 50+ years of expertise can benefit your industry.