Imerys Filtration Minerals Inc. is a world leading supplier of engineered mineral products derived from diatomaceous earth and expanded perlite, natural raw materials possessing unusually light density, chemical inertness, high surface area and intricate structure. As a result of these unusual properties, the company`s products are used in a host of applications, including filtration for liquid/solid separation, functional fillers for paints, coatings, polymers and elastomers, bioreactor support, and in the promotion of plant growth. In addition, Imerys Filtration Minerals is a leading supplier of semi-finished products, such as crushed and screened perlite ore.

Company details

130 Castilian Drive , Santa Barbara , California 93117-3028 USA

Locations Served

Business Type:
Industry Type:
Water and Wastewater - Water Filtration and Separation
Market Focus:
Globally (various continents)

This company also provides solutions for other industrial applications.
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Imerys Filtration operates a global network of 26 production facilities. The Company's products are used in virtually every nation, and are available either from the Company's 17 direct sales offices or through its highly capable distributors and agents.

Imerys Filtration Minerals Inc. is headquartered in San Jose, California, USA.


Quality Ore Reserves
World Minerals owns extensive reserves of high-quality freshwater and marine diatomite ore and a wide range of perlite ore.

Precision Processing
At state-of-the-art plants, crude ore is engineered to carefully controlled specifications such as particle size, specific surface area, color and pH. This enables us to supply you with a tailor made additive. The unique nature of our deposits and processes can give precise functional properties when selected for specific applications.

Quality Control Compatibility
Over the years, we have developed a sophisticated method of analyzing and benchmarking our minerals based upon standard and customized tests. Our quality systems are based on achieving and maintaining the highest possible process control capabilities. We have 15 plants certified to ISO 9001 and will continue to make investments to remain the leader in quality in our industry.

Adding Value through Research
In the field, our experienced scientists and engineers work closely with plant and production managers in a wide range of industries. We offer problem-solving advice for increasing productivity or improving product quality with our existing product lines, through innovation or customized new product development. Backing up their expertise is our Research and Applications laboratory, and our extensive knowledge gained as a member of Imerys. Our primary activities include basic and applied research, product development, process improvement and pilot plant operations.