Union Process, Inc. Datasheets for Abrasive Grain and Finishing Media

Abrasive grain and finishing media includes crushed grit, metal shot, glass beads or shaped chips for blasting, mass finishing (vibratory or tumbling), bonded wheels, coated abrasives, ball milling, water jet cutting, and other applications.
Abrasive Grain and Finishing Media: Learn more

Product Name Notes
90% Satellites Specific Gravity: 3.4 - 3.7 Hardness: ROCKWELL 45N 75 Relative Cost: Low Sizes Available: 3mm, 7/32", 1/4", 3/8". 1/2"
94% Satellites Specific Gravity: 3.4 - 3.7 Hardness: Hv 1200 kg/mm2 Relative Cost: Low to Moderate Sizes Available: 1mm, 2mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 13mm, 15mm, 20mm...
96% Satellites Specific Gravity: 3.4 - 3.7 Hardness: Hv 1400 kg/mm2 Relative Cost: Low to Moderate Sizes Available: 1/4", 1/2"
99% Satellites Specific Gravity: 3.4 - 3.7 Hardness: ROCKWELL 45N 78-79 Relative Cost: Moderate Sizes Available: 3/16", 1/4"
99.5% Balls Specific Gravity: 3.4 - 3.7 Hardness: Hv 1350 kg/mm2 Relative Cost: Moderate Sizes Available: 0.2mm, 0.5mm 1mm, 2mm, 3mm, 5mm, 8mm, 10mm, 15mm, 20mm
99.9% Balls Specific Gravity: 3.9 Hardness: Hv 1750 kg/mm2 Relative Cost: Moderate Sizes Available: 0.2mm, 0.5mm 1mm, 2mm, 3mm, 5mm, 10mm
Carbon Steel Grinding Balls (SAE 1013 -- case-hardened, SAE 1065--through-hardened) Specific Gravity: 7.8 Hardness: ROCKWELL C 60 - 62 Relative Cost: Low Sizes Available: 1/8". 3/16", 1/4", 5/16". 3/8". 1/2"...
Ceramic (Steatite) Satellites Specific Gravity: 2.6 - 2.7 Hardness: ROCKWELL 45N 60-65 Relative Cost: Low to Moderate Sizes Available: 1/8", 1/4", 5/16", 3/8", 1/2"
Chrome Steel Grinding Balls (SAE 52100) Specific Gravity: 7.8 Hardness: ROCKWELL C 62 - 66 Relative Cost: Low to Moderate Sizes Available: 1mm, 1.59mm, 2mm 1/8", 5/32", 3/16", 7/32", 1/4",...
Glass Beads (Lead Free) Specific Gravity: 2.5 Hardness: KNOOP 515 kg/mm2 Cost: Low Sizes Available: 0.4 – 0.6mm, 0.5 – 0.75mm, 0.6 – 0.8mm, 0.75 – 1.0mm,0.8 – 1.0mm,...
Nylon Pellets Specific Gravity: 0.7 - 1.2 Relative Cost: Low to Moderate Sizes Available: 1/8"
Silicon Carbide Satellites Specific Gravity 3.1 Hardness: KNOOP 2800 kg/mm2 Relative cost: Very High sizes Available: 3/16", 1/4"
Silicon Nitride Balls Specific Gravity: 3.2 Hardness: Hv 1400 - 1500 kg/mm2 Relative cost: Very High Sizes Available: 0.5mm, 0.8mm, 1mm 2mm, 3mm, 5mm, 10mm, 15mm, 20mm, 25mm
Stainless Steel Grinding Balls (AISI 440-C) Specific Gravity: 7.7 Hardness: ROCKWELL C 55-64 Relative Cost: Moderate Sizes Available: 1/8", 5/32", 3/16", 7/32", 1/4", 5/16", 3/8", 1/2", 3/4"
Steel Shot, Through-Hardened Specific Gravity: 7.7 Hardness: ROCKWELL C 55 - 60 Relative Cost: Low Sizes Available: .25mm, .40mm, .50mm, .71mm, 1.18mm, 1.40mm, 1.70mm, 2mm 2.36mm, 2.80
Tungsten Carbide Satellites Specific Gravity: 14.4 - 14.8 Hardness: 88 - 89HRA Relative Cost: Moderate to High Sizes Available: 3/32", 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 3/8", 7/16", 1/2"...
Zirconium Oxide (CeO2 rare earth stabilized) Sizes up to 3/16" are beads, 3/16" or larger are satellites. Specific Gravity: 6.0 Hardness: Hv 1150 kg/mm2 Relative Cost: Moderate Sizes...
Zirconium Oxide (MgO stabilized) Sizes up to 1/4" are beads, 1/4" or larger are satellites. Specific Gravity: 5.4 Hardness: Hv 900 - 1000kg/mm2 Relative Cost: Moderate Sizes Available: 0.6–0.85mm,...
Zirconium Oxide, High-Purity (Y203 Stabilized) 75% - Balls
Zirconium Oxide, High-Purity (Y203 Stabilized) 93% - Beads Specific Gravity: 6.0 Hardness: Hv 1280 kg/mm2 Relative Cost: High Sizes Available: 0.5–0.7mm, 0.7–0.9mm, 0.9–1.1mm, 1.1–1.4mm, 1.3–1.6mm, 1.5–1.9mm
Zirconium Oxide, High-Purity (Y203 Stabilized) 95% - Balls Specific Gravity: 6.0 Hardness: Hv 1280 kg/mm2 Relative Cost: High Sizes Available: 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.65mm, 0.8mm, 1mm, 1.25mm, 1.5mm,...
Zirconium Sillcate Beads Specific Gravity: 3.85 Hardness: MOHS 7.0 Relative Cost: Moderate Sizes Available: 0.1–0.2mm, 0.2–0.3mm, 0.3–0.4mm, 0.4–0.6mm, 0.6–0.8mm, 0.8–1.0mm, 1.0–1.25mm, 1.25mm. 1,25–1.6mm, 1.6–2.0mm 2.0–2.5mm, 2.5–2.8mm, 2.5–3.15mm