Alumina ceramic roller

1, characteristicsItemsTypesSS-C-1100SS-C-1200SSS-E-1250SS-F-1300Physical PropertiesBulk Density(g/cm3)2.3 2.52.5 2.72.5 2.72.5 2.7Straightness<0.07%*L<0.07%*L<0.07%*L<0.07%*LApparent Porosity(%)20 2517 2217 2215 20Water Absorption(%)8 106 86 86 8Bending Strength (Mpa)Room Temp.40 5045 5545 5560 67High Temp.(1300°C)>20>30>40>40Thermal Expansion Coefficient (×10-6/°C)(25-1000°C)5.5 5.75.7 6.05.6 5.95.7 6.0Thermal Shock ResistanceGoodExcellentVery goodVery goodMax.Working Temp.(°C)1100120012501300Chemical CompositionAl2O3(%)65 6874 7674 7670 72SiO2(%)25 2722 2422 2421 23ZrO2(%)---4 7ApplicationRoller Kiln××××Glazed Wall Tile××××Glazed floor Tile××××Porcelain Tile××××Tableware××Magnetic Ceramics×Sanitary Ceramics×Hi-tech CeramicsSpecificationØ21-70mm,Length up to≤ 4500mm 2,Dia.(mm)Length(mm)Dia.(mm)Length(mm)Φ654190-4380Φ453790-39803990-41803590-37803790-39803290-35803590-37802990-32803390-35802690-29803190-33802490-26802690-3180≤2480≤2680Φ423290-3580Φ604190-43802990-32803990-41802690-29803790-39802490-26803590-3780≤24803390-3580Φ402890-31803190-33802590-28802690-31802490-2580≤2680≤2480Φ554190-4380Φ35 Φ33.7 Φ322890-31803990-41802590-28803790-39802490-25803590-3780≤24803390-3580Φ30 Φ273090-33803190-33802790-30802690-31802490-2780≤2680≤2480Φ504190-4380Φ25 Φ212790-30803990-41802490-27803790-39802290-24803590-3780≤22803390-3580Other size according the request of customers'.3190-33802690-3180≤2680