Bentonite Performance Minerals LLC
A technology of engineered Western Bentonite designed for ferrous and non-ferrous green sand systems providing improved green strength, low dry strength, superior shake-out, improved moldability, low friability, unequaled durability and fast mull strength development.
NATIONAL® Standard Bentonite
The overwhelming choice of leading foundries, NATIONAL Standard offers exceptional high green compression, unequaled consistency, most durable, high hot and high dry strengths and exhibits properties expected by major foundries worldwide. NATIONAL Western Bentonite is also available in premium grades and granules for a wide variety of industrial applications.
PETRO BOND® I & II
An oil tempered green sand technology offering greater precision, smoother finishes and closer tolerances in: aluminum, magnesium, bronze, silicon bronze, magnesium bronze and brass castings. PETRO BOND technology produces near die cast quality, idea for limited run or one-of-a-kind castings and reusable with only infrequent re-mulling and re-bonding.