Zirconia Silicate Bead

Specific Density:4.0g/cm3

size: 0.2~15mm

 

Available Size:

Sphere: Φ0.2,Φ0.6,Φ1,Φ1.5,Φ2,Φ2.5,Φ3,Φ10,Φ12,Φ15mm

 

Physical parameters:

 

Composition wt% 60-65% ZrO2; 35% SiO2

Bulk Density Kg/L  2.6～2.7(Φ2mm)

Specific Density  g/cm3  4.0～4.1

Mohs Hardness  Moh's  >8.5

Vickers Hardness  HV ≥1100

Elastic Modulus  GPa  200

Thermal Conductivity  W/m.K  3

Crushing Load  KN ≥8 (Φ7mm)

Fracture Toughness  MPam1-2  6.7

Grain Size µm   ≤0.8

Coefficient(20-400 °C)   10x10-6/ °C(20-400)   7.0

 

There are high crush strength which it could not be broken used for long time in the quick speed mill.

Zirconia silicate bead formed by sintering.

It is widely instead the fused zirconia silicate with pore and easy broken.

 

Applications:

Paint& Coating

Ultra-fine grinding for cosmetic&Magnetic band

Superfine grinding mineral(GCC,Kaolin and so on)

 

Machine:

Sand mill. Attrition mill