A leader in the bentonite industry since 1927. American Colloid Company is one of the world’s leading producers of bentonite clay. Bentonite’s unique chemical structure gives it a diverse range of capabilities, enabling it to act as a thickener, sealant, binder, lubricant or absorbtion agent. The Company’s principle markets include metalcasting, pet products, oil and gas well drilling, industrial specialties and agriculture. With mining operations throughout North America and a sister subsidiary with mining operations throughout the world, American Colloid’s trademark Additrol line is an industry standard in the metalcasting industry. Ferro-alloy bricks and briquettes are also part of the Metalcasting Products Group’s product line. American Colloid’s Premium Gel is ideal for multiple applications in oil well drilling. The Company’s Pet Products Group also offers a complete line of traditional, scoopable and alternative cat litters.