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Ceramic Rashing Ring Packing 

Model: Ceramic Rashing Ring Packing
Shape: Ring
Colour: Light Grey
Chemical composition
SiO2 Al2O3 Fe2O3 CaO K2O+Na2O
>70% 17-23% <1% <1-2% <2-4%
Technical data
Diameter
(mm)
D*H*T
(mm)
Surface area
(m2/m3)
Free volume
(%)
Number per
m3
Bulk density
(Kg/m3)
Dry Packing Factor
(m-1)
15 15*15*2 330 70 250000 690 960
16 16*16*2 305 73 192500 730 784
25 25*25*2.5 190 78 49000 505 400
40 40*40*5 126 75 12700 577 305
50 50*50*5 93 81 6000 457 177
80 80*80*9.5 90 68 1910 714 234
100 100*100*10 70 70 1000 700 172
150 150*150*15 50 68 295 790 142
Physical properties
Index Value
Specific gravity(g/cm3) 2.25-2.35
Water absorption(%) <0.5
Acid-resisting strength, %Wt. Loss (ASTMc279) <4
Firing temperature(Degree C) 1280-1320
Softening point( Degree C) >1400
Specific Density(kg/m3) 2350