Updated 3/25/20: All U.S. Minerals facilities are operational during COVID-19 shelter-in-place directives. Read more. 

Why use coal slag/iron silicate?

Coal slag and iron silicate simply work better. It’s the low-cost product you want with the high efficiency you need to get any job done quickly. Its hard, angular particles are uniform in weight and gradation for fast-cutting strength. Copper slag offers a safer alternative to sand and is more cost-effective than garnet, aluminum oxide, steel and glass.


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