Inert Alumina Ceramic Ball

We are highly reputed exporter of a spacious gamut of Inert Alumina Ceramic Ball in Pingxiang, Jiangxi, China. Inert Alumina Ceramic Ball is one of the new media in chemical industries with unmatched impact resistance, thermal shock, crush strength, and survivability. Products to these specifications are manufactured from very high quality chemical-porcelain clay materials, which has quite excellent stability, high mechanical strength and resistance to thermal shock, This makes them all ideal choice for support of all types of catalysts and RTO hot exchange applications.
Chemical composition

Al2O3+SiO2Al2O3SiO2Fe2O3MgOK2O+Na2O+CaOOther
> 92%17-25%68-74%<1%<2.5%<4%<0.5%
Leach able Fe2O3 is less than 0.1%

Chemical composition

ItemValue
Water absorption (%)<0.5
Bulk density (g/cm3) 1.35-1.40
Specific gravity (g/cm3)2.3-2.4
Free volume (%)40
Operation temp.(max) (a )1100
Moha s hardness (scale)>6.5
Acid resistance (%)>99.6
Alkali resistance (%)>85

Size available & Crush strength

SizeCrush strength
Kg/particleKN/particle
1/8''(3mm)>36>0.36
1/4''(6mm)>62>0.62
3/8''(10mm)>86>0.86
1/2''(13mm)>186>1.86
3/4''(19mm)>488>4.88
1''(25mm)>900>9.0
1-1/2''(38mm)>1300>13
2''(50mm)>5700>57