Yttria Stabilized Zirconia Grinding Media Description
Yttria Stabilized Zirconia (YSZ) Grinding Media is known for its exceptional mechanical properties, including high density, wear resistance, and durability. It is ideal for ball milling, attrition milling, and other grinding processes requiring low contamination, high efficiency, and long operational life.

Yttria Stabilized Zirconia Specification
Properties
Property |
Unit |
Value |
Composition |
wt% |
94.6% ZrO₂, 5.25% Y₂O₃ |
Specific Density |
g/cm³ |
6.0–6.1 |
Hardness |
Mohs |
>9.0 |
Elastic Modulus |
GPa |
200 |
Fracture Toughness |
MPa·m⁰·⁵ |
9 |
Grain Size |
μm |
0.5 |
Thermal Conductivity |
W/m·K |
3 |
Thermal Expansion Coefficient |
1 x 10⁻⁶/°C |
9.6 |
Bulk Density |
kg/L |
3.7 |
Abrasion Resistance |
ppm/year |
Extremely low |
Chemical Stability |
— |
Excellent (acid/alkali resistant) |
YSZ Ceramic Balls
Item No. |
Description |
Lot Size |
YSZ-GMB |
YSZ Ceramic Balls, Diameter 0.3 mm–55 mm |
20 kg / 100 kg |
YSZ Ceramic Cylinders
Item No. |
Description |
Lot Size |
YSZ-GMC5.5X5.5 |
Dia. 5.5 mm x 5.5 mm |
20 kg / 100 kg |
YSZ-GMC7X7 |
Dia. 7 mm x 7 mm |
20 kg / 100 kg |
YSZ-GMC10X10 |
Dia. 10 mm x 10 mm |
20 kg / 100 kg |
YSZ-GMC15X15 |
Dia. 15 mm x 15 mm |
20 kg / 100 kg |
Customized sizes are available according to your requests.
Yttria Stabilized Zirconia Grinding Media Features
- Ultra-Low Contamination: Extremely low material shedding to ensure product purity.
- High Grinding Efficiency: Enhances the grinding process for reduced milling time.
- Durability: Long operational life minimizes replacement costs.
- Chemical and Thermal Stability: Performs effectively in high-viscosity, wet grinding, and dispersion processes.
- Wide Range of Sizes: Customizable for precise milling needs.
Yttria Stabilized Zirconia Grinding Media Applications
- Advanced Ceramics and Materials: Used for milling and dispersion of ceramics, pigments, and advanced materials.
- Electronics and Semiconductors: Grinding in the fabrication of electronic components and semiconductor materials.
- Paints, Coatings, and Inks: High-efficiency grinding in the production of paints, coatings, and ink formulations.
- Pharmaceuticals: Homogenization and grinding of APIs, excipients, and formulations.
- Food and Cosmetics: Milling of food products and cosmetic ingredients.
- Energy Applications: Grinding in battery manufacturing and renewable energy material processing.
Yttria Stabilized Zirconia Grinding Media Packing
SAM's YSZ Grinding Media is securely packaged in plastic drums or cartons, ensuring protection during transportation and storage. Custom packaging solutions are available to meet specific requirements.

Packaging: Carton, Wooden Box, or Customized.
Yttria Stabilized Zirconia Grinding Media FAQs
Q: What is the difference between Zirconia and Yttria Stabilized Zirconia (YSZ)?
Yttria Stabilized Zirconia (YSZ) is zirconia that has been stabilized by adding yttrium oxide (Y₂O₃), which maintains it in the cubic phase at room temperature. This stabilization enhances YSZ’s strength, wear resistance, and thermal stability, making it more suitable for high-performance applications such as fuel cells, dental implants, and cutting tools.
Q: Are YSZ Grinding Media compatible with all types of mills?
Yes, YSZ Grinding Media are compatible with most grinding mills, including ball mills, planetary mills, and attritors. However, it's essential to verify compatibility based on specific mill requirements and operational conditions. If you are unsure, please contact us for assistance.
Q: What factors should be considered when selecting YSZ Grinding Media?
Consider factors such as the material to be ground, mill type, desired particle size, operational conditions, and cost-effectiveness to choose the appropriate YSZ Grinding Media.
Specification
Properties
Property |
Unit |
Value |
Composition |
wt% |
94.6% ZrO₂, 5.25% Y₂O₃ |
Specific Density |
g/cm³ |
6.0–6.1 |
Hardness |
Mohs |
>9.0 |
Elastic Modulus |
GPa |
200 |
Fracture Toughness |
MPa·m⁰·⁵ |
9 |
Grain Size |
μm |
0.5 |
Thermal Conductivity |
W/m·K |
3 |
Thermal Expansion Coefficient |
1 x 10⁻⁶/°C |
9.6 |
Bulk Density |
kg/L |
3.7 |
Abrasion Resistance |
ppm/year |
Extremely low |
Chemical Stability |
— |
Excellent (acid/alkali resistant) |
YSZ Ceramic Balls
Item No. |
Description |
Lot Size |
YSZ-GMB |
YSZ Ceramic Balls, Diameter 0.3 mm–55 mm |
20 kg / 100 kg |
YSZ Ceramic Cylinders
Item No. |
Description |
Lot Size |
YSZ-GMC5.5X5.5 |
Dia. 5.5 mm x 5.5 mm |
20 kg / 100 kg |
YSZ-GMC7X7 |
Dia. 7 mm x 7 mm |
20 kg / 100 kg |
YSZ-GMC10X10 |
Dia. 10 mm x 10 mm |
20 kg / 100 kg |
YSZ-GMC15X15 |
Dia. 15 mm x 15 mm |
20 kg / 100 kg |
Customized sizes are available according to your requests.