Silicate Sheres for Grinding

Grinding Media

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Zirconium Silicate

Zirconium Beads
Description Properties
Shape Spherical
Composition Zirconium and Silicate
Color White
Specific Density >3.7 gr/cm3 (kg/dm3)
Bulk Density >2.5 gr/cm3 (kg/dm3)
Hardness 1050 Hardness (Hv)
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Ceria Zirconium Oxide

Ceria Stabilized Zirconium Oxide
Description Properties
Shape Spherical
Composition Zirconium and Ceria
Color Brown
Sizes All sizes available
Specific Density 6.2 gr/cm3 (kg/dm3)
Bulk Density 3.8 gr/cm3 (kg/dm3)
Hardness 1300 Hardness (Hv)

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Yttria Zirconium Oxide

Yttria Stabilized Zirconium Oxide
Description Properties
Shape Spherical
Composition Zirconium and Yttria
Color White
Sizes All sizes available
Specific Density >6.0 gr/cm3 (kg/dm3)
Bulk Density >3.8 gr/cm3 (kg/dm3)
Hardness 1350 Hardness (Hv)

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Glass Bead Media

Glass Bead Media
Description Properties
Shape Spherical
Composition Glass
Color Clear
Sizes All sizes available
Specific Density 2.5 gr/cm3 (kg/dm3)
Bulk Density 1.5 gr/cm3 (kg/dm3)
Hardness 6 Mohs

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Alumina Balls & Cylinders

Alumina Balls & Cylinders
Description Properties
Shape Spherical, Cylindrical
Composition Alumina Oxide 90% or 95%
Color White
Sizes All sizes available
Bulk Density (90% Alumina) 3.53 gr/cm3 (kg/dm3)
Hardness (90% Alumina) 8 Mohs
Bulk Density (95% Alumina) 3.67 gr/cm3 (kg/dm3)
Hardness (95% Alumina) 8 Mohs

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Steatite Ceramic Beads

Steatite Ceramic Beads
Description Properties
Shape Spherical and Cylindrical
Composition Magnesium and Silicate
Color Off White
Sizes All sizes available
Specific Density 2.6 gm/cc
Bulk Density 1.6 kg/L
Hardness 7.5 Mohs

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Chrome Steel Balls

Chrome Steel Balls
Description Properties
Shape Spherical
Composition Chromium = 1.30 – 1.60%
Carbon = 0.98 − 1.10%
Manganese = 0.20 − 0.45%
Silicon = 0.20 − 0.35%
Nickel = maximum of 0.25%
Molybdenum = maximum of 0.08%
Phosphorus = maximum of 0.025%
Sulfur = maximum of 0.025%
Color Metallic
Density 7.85 gr/cm3 (kg/dm3)
Hardness 60 − 65 HRC

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Forged Steel Balls

Forged Steel Balls
Description Properties
Shape Spherical
Composition Forged Carbon Steel
Specific Density 7.8 gr/cm3 (kg/dm3)
Bulk Density 4.79 kg/liter
Hardness 59 − 63 HRC

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The Perfect Grind Starts with the Perfect Grinding Media

Whatever you are grinding, in a ball mill or bead mill, you’ll find the right grinding beads for the job, here at FOX.

What applications can you use FOX Grinding Media for?

From Albania to Zimbabwe, and everywhere in between, FOX grinding beads are used as milling media for the ultrafine grinding of Coatings, Paints, Inks, Pigments, Fungicides, Herbicides, Insecticides, Dyes, Agrochemicals, Pharmaceuticals, Paper Whitener (CaCO3), Foods, Cosmetics, and Textiles.

What type of mills does FOX Grinding Media perform best in?

Hmm, it’s a tough call. Our customers have raved about the performance of our ceramic grinding media and our steel balls in vertical and horizontal mills like Chicago Boiler Red Head and Dyno mills. They also excel in Buhler/Drais, Netzsch, and Premier mills. And in Moorehouse–Cowles, Hockmeyer, and Eiger mills—just to name a few.

Which type of FOX Grinding Media is right for you?

Everyone’s ball milling process is different. And there are many different variables that factor into the equation when you are doing fine grinding. FOX is dedicated to helping you sift through the jargon, weed through the techno-babble, and get down to what’s really important—your grind.

It’s simple and easy to find the milling media you want, to help you get the grind you need. Maybe ceramic grinding media is right for your process, or maybe its steel milling media you need, instead. Review our products, then contact us.

Choose grinding beads with confidence… Choose FOX.