At Tierras Industriales HERRÁN Y DIEZ, founded in Castro Urdiales in 1893, we have extensive experience in abrasive products, mechanical surface treatment, and industrial services.
We are the only European manufacturer of Tripoli mineral, and one of the leading producers worldwide. Our market knowledge and over 130 years of experience in the industrial sector endorse us as one of the most solid and prominent family businesses in our field.
Our expertise also positions us as the leading Spanish manufacturer of polishing pastes, both solid and liquid, currently ranking as one of the largest producers in Europe.
![](https://www.herranydiez.com/wp-content/uploads/2023/09/herranydieztierrasindustriales.jpg)
![](https://www.herranydiez.com/wp-content/uploads/2024/01/mineral-de-tripoli.jpg)
Why Choose Us?
Tierras Industriales HERRAN Y DIEZ is ready to tackle any challenge, always providing the best solution in refractory linings. Our clients are familiar with the quality of our products and our firm commitment to innovation.
![](https://www.herranydiez.com/wp-content/uploads/2023/10/calidad.jpg)
COMMITMENT TO QUALITY AND THE ENVIRONMENT
At our company, we understand that quality is paramount. Every product we create undergoes meticulous quality control in our laboratory, ensuring that we maintain exceptional product standards that go above and beyond our customers’ expectations.