Working with U.S. Borax


Quality is our priority

A Global Network with a Commitment to Innovation

20 Mule Team® Borax is committed to consistently meeting the needs of our customers. As part of Rio Tinto, we maintain mining, refining, and shipping facilities on four continents, as well as a global network of sales offices and stock points. Our researchers work to advance borate science, pioneering new products and applications that harness the many properties of this versatile resource. Our cutting-edge research and development; world-class safety, environmental and community practices; and commitment to constant innovation and improvement are just a few reasons to work with U.S. Borax.

Continual Improvement and Operational Excellence

Quality is a priority for our customers globally and remains critical to ensuring our success in the market. Producing high-quality borates and reliably delivering them on time are core to our business strategy. All our sites are certified to ISO 9001:2008 Quality Management Systems standards and are committed to continual improvement. We realize this dedication through the integration of quality initiatives into our everyday culture. Our business improvement programs use a Lean Six Sigma approach to strive to eliminate defects and improve service delivery.

Our operational excellence approach at our facilities enables us to identify and manage quality risks, using visual workplaces and defect-elimination programs. We thoroughly investigate customer complaints, partnering with our customers to resolve issues whenever and wherever they arise, and working to prevent any recurrence.

U.S. Borax Quality

U.S. Borax Customer Service

Customer Resources

As part of our commitment to quality and clear communications, we strive to provide up-to-date, comprehensive recommendations and instructions for optimal use of borax products.

U.S. Borax, part of Rio Tinto, is a global leader in the supply and science of borates—naturally-occurring minerals containing boron and other elements. We are 1,000 people serving 500 customers with more than 1,700 delivery locations globally. We supply 30% of the world’s need for refined borates from our world-class mine in Boron, California, about 100 miles east of Los Angeles.  Learn more about Rio Tinto

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