HESS PUMICE

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In continual operation since 1958, Hess Pumice is dedicated to the highest standards of refinement, accuracy of grading and quality control. And that ensures we continue to be the leading supplier of pumice products to industry in the world.

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About Us and Our Operations

THE HESS PUMICE STORY. Introduction and overview of Hess Pumice Products Company and our products.

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WHY SOURCE PUMICE FROM HESS? Hess Pumice Products is the world’s most versatile producer of finely ground processed pumice. We do it with a combination of a superior pumice source, technical and logistics expertise, a commitment to pumice-use innovation, and an on-going investment in processing and testing capability and capacity.

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CONTACT OPTIONS. Mailing address, phones, fax, emails, driving directions, plus specific extensions for our pumice experts: the Sales Manager and the VP of Research and Development.

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LOCATION / DRIVING DIRECTIONS. BELOW: maps and directions to get to our mine and our offices, warehouse, and plants in Malad City, Idaho—includes GPS Coordinates, Embedded Google Maps, Downloadable PDF maps.

Driving Directions to the Hess Pumice Industrial Campus in Malad City, Idaho • (ONE-PAGE PDF)

Driving Directions to the Hess Pumice Mine • (ONE-PAGE PDF)

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FAQS ABOUT PUMICE. Frequently Asked Questions about Hess Pumice and pumice applications.

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PUMICE GRADES AND TYPES. We process over 70 standard and specialized grades, and, quite frankly, we’re very good at it.

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HESS SHIPS PUMICE WORLDWIDE. True expertise in worldwide logistics: Hess ships pumice worldwide—by freight car, ocean container, pallet, or single bag.

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PUMICE DEFINED. The brief story of pumice.

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PHOTO GALLERY. A pictorial look at our operations and facilities.

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SITE COPYRIGHT AND DISCLAIMERS. Legal provisions regarding this site and other Hess Pumice-branded sites.

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Uses for Pumice

ALL USES FOR PUMICE (SO FAR). We know there are yet-to-be-discovered uses for pumice—and in some cases, rediscovered (pumice was the original Roman concrete pozzolan). Competitive markets drive new industrial processes and performance enhancements. Environmental and worker-safety concerns drive innovation and research into alternative materials. And Hess Pumice is right there with the innovators on the industrial frontier, working with industry partners to utilize abundant, sustainable, versatile pumice.

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PUMICE CONCRETE & CONSTRUCTION MATERIALS. Pumice concrete has several exciting advantages over conventional concrete in many construction applications. As a lightweight aggregate is has application in bonding mortars and stuccos, stone veneer products, and geotechnical fills.

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PUMICE POZZOLAN. HessPozz is the same natural, sustainable pozzolan the Romans so successfully used in their millennia-defying concrete mixtures. It works to improve concrete performance while replacing a percentage of the needed Portland Cement in the concrete mix design. Also used in cementitious grouts.

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LEED PROGRAM AND PUMICE. A Look at the Ways Pumice Products Can Help Acquire LEED Program Points.

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PUMICE AS AN ABRASIVE AND POLISH. Hess Pumice is used extensively worldwide for critical surface finishing processes—for glass, metal, wood, leather, and plastics.

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PUMICE AS AN EXFOLIANT AND SCRUB. Hess Pumice is naturally pure and white and has been used for years as the active ingredient in exfoliating personal care products.

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PUMICE AS A FUNCTIONAL FILLER & EXTENDER. The near-white color of our pumice, non-crystalline structure and chemically and environmentally inert nature makes Hess pumice an appealing choice as a filler and extender.

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PUMICE FOR FILTRATION. The foamy structure and purity of Hess pumice makes our pumice ideal to capture and hold cyanobacterial toxins and other impurities found in fouled drinking water.

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HORTICULTURAL & AGRICULTURAL SOIL CONDITIONING. Because of its highly porous nature, pumice holds water and air—both critical to well-conditioned, aerated soils.

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TEXTURIZER. The foamed-stone nature of pumice, it lightness, and the variety of grade sizes makes it ideal for use a texturizer in non-slip paints and coatings as well as mixed with gessos and primers, providing mechanical tooth, or grip.

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NEW USES FOR PUMICE. We do much more than fill pumice orders—we’re on the frontier of developing new products and applications for pumice.

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Sampling Our Pumice

PUMICE STORE: Order various grades of pumice in various amounts (from a pound to a full-sized production bag) for various needs.

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Downloadables

INFORMATIONAL PUBLICATIONS. White papers, knowledge briefs, product information, research studies, info graphics.

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TECH DATA + GRADE SPECS SERIES. Download Technical Data + Particle Size Specification combination sheets for each Hess Grade. Also Safety Data Sheets (SDS) in several languages.

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SAFETY DATA SHEETS. Download Safety Data Sheets (SDS) in several languages.

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CERTIFICATES AND STATEMENTS. Download statements, declarations, certifications and test results concerning Hess’ pumice products.