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High quality, high reliability, high performance borate products. It’s what we’re known for.
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Global leadership in industrial borate supply, technology, and science—with local commitment to people and community.
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High-quality refined borates made in America
For a century and a half, U.S. Borax has provided refined borates vital to industrial processes and agricultural and commercial applications. Mined and made in America, our products set the global standard for quality and purity, ensuring the best performance in every process.
U.S. Borax technical and scientific experts are dedicated to continuous research and product improvement. In collaboration with industry, education, and community leaders, we constantly explore new ways to optimize boron’s unique properties in your existing applications—and your future innovations.
From reducing melting temperatures in fiberglass production to inhibiting corrosion in fuel additives, Optibor has a multitude of uses in numerous industries.
These products are unique zinc borates combining the best of zinc and boron oxides that can be used to develop fire-retardant formulations.
This industrial, high-performance wood preservative is ideal for protecting rafters, cladding, and joinery against insects and decay.
This hard, glassy, granular product is excellent when forming flux or glass, where it helps to increase yield and reduce energy consumption.
When it comes to particulate materials, particle size affects end product quality and properties. U.S. Borax offers many of its products in powder grade.
With lower transportation, handling, and storage costs, this concentrated sodium borate is used in glass, fiberglass, cleaning products, and flame retardants.
Polymers can ignite and burn easily which is why flame retardant additives are often required to meet safety standards. One of the many commercial applications of borates is fire retardancy.
Borates and boron compounds are used in the creation of affordable, durable, and environmentally safe wood and wood products in order to protect them from fire, fungi, and pests.
U.S. Borax products are used in a variety of fire retardant applications, including polymer-based applications, cellulose protection, lumber, and plywood.
Boron is a micronutrient that is essential to plant growth. Boron is necessary for proper absorption of macronutrients and plays a key role in protecting soil health, supporting sustainable farming, and increasing both the nutrition and yield of crops.
Heat resistant, chemical resistant, scratch and shock resistant, borosilicate glass—made with silica and boron trioxide—provides strength and durability across a range of products from cell phones to solar panels.
Borates can be incorporated into frits—glassy, silica-rich materials that are used in the manufacture of glazes and enamels—to make them insoluble and help reduce glass viscosity. This improves fit, luster, durability, and chemical resistance.
In every industrial process, quality inputs matter. U.S. Borax continually monitors and improves product quality at every stage, from our exacting refinement process to product finishing, packaging, and shipping. Every product is meticulously sampled, tested, and documented. The result is refined and specialty borates that are consistent, high-performing, cost-effective, and reliably free of impurities. Quality is top of mind—from our mine to you.
Of the world's boron supply
Tons of product refined annually
The experts at U.S. Borax are dedicated to customer service. Whether you need scientific assistance with a formulation, technical support for your application, or just-in-time delivery anywhere in the world, our experts are here to partner with you every step of the way.
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Committed to cutting-edge research, safety, sustainability, and innovation, U.S. Borax operations support our customers and the communities where we operate.
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Each year, hundreds of visitors travel deep into the Mojave Desert to explore the U.S. Borax Visitor Center—and one of the richest boron deposits on Earth.
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Boron is all around us, in the food on your table, the car you're driving, and the clothes you're wearing. Discover more ...