инертный керамический шарик глинозема --- поддержка среднего

Variety of Inert Alumina Ceramic BallIn terms of Al2O3 contents, Inert alumina ceramic ball can be divided into 17 varieties, from 25% and with a gap of 5%.Remarks: 1. Al2O3 and SiO2 contents ≥92%2. Al2O3 and SiO2 two ingredients contents may request by the customer.3. bulk density data is for the reference only, not as the acceptance standard. Technical datas and specifications chemical compositionsceramic support ballhigh alumina ballAl2O3> 17%> 99.3%SiO2< 75.0%< 0.3%Fe2O3< 1.00%< 1.00%TiO3< 1.00%/CaO< 0.50%/MgO< 0.5%/Na2O< 2.00%/K2O< 2.5%/physical analysisceramic support ballhigh alumina ballbulk density (kg//m3)1210-1430kg/m32100-2330kg/m3operating temperature (°C)> 985°C> 1680°Cwater absorption (%)< 3%>1 %moh’s hardness (scale)> 6.5> 8.0 index size ceramic support ballhigh alumina ballcrushing strengthcrushing strengthKg/particleKN/particleKg/particleKN/particle1/8”(3mm)>28>0.28>203>2.01/4“(6mm)>55>0.54>459>4.53/8“(9mm)>110>1.08>530>5.21/2“(13mm)>170>1.67>877>8.63/4“(19mm)>430>4.21>122O>121“(25mm)>635>6.22>1630>161.5“(38mm)>910>8.92>2340<232“(50mm)>1000>9.8>3460>34 Tolerance :product diameter3mm - 10mm13mm - 25mm30mm - 50mm75mmdiameter permit difference±1.0mm±1.5mm±2.0mm±1.0mm