Washington Mills Hennepin Inc

13230 Prairie Industrial Pkwy
Hennepin IL 61327

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Opening Hours

  • Mon: 9am-5pm
  • Tue: 9am-5pm
  • Wed: 9am-5pm
  • Thu: 9am-5pm
  • Fri: 9am-5pm

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Washington Mills is one of the largest producers of abrasives and fused mineral products worldwide. Established in 1868, Washington Mills serves the solar, wire sowing, pressure blasting, aerospace, electronics and cosmetics industries. The company provides alumina bubbles, fused silica, iron pyrite, silicon carbide, silica fume, magnesium oxide and fused zirconia. Washington Mills offers boron carbide, brown aluminum oxide and zirconia mullite. The company provides laboratory testing services, including X-ray diffraction analysis, microscopic evaluation and fluorescence. Washington Mills additionally offers new product development services. The company also conducts a variety of recycling programs.