FJCJ, LLC

FJCJ, LLC, based in Dyer, IN, specializes in providing high-quality coal slag and iron silicate roofing granules, as well as abrasive products and mineral fillers. With over 35 years of experience, the company is committed to delivering outstanding customer care and timely shipments across the United States and internationally.

Offering a diverse range of Black Diamond abrasive products, FJCJ, LLC ensures effective surface preparation for various applications, from pipeline blasting to restoring weathered exteriors. Their dedication to performance, value, and economic efficiency makes them a reliable partner in the roofing and abrasives industries.

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