Diatomite Insulating Products

Diatomite Insulating A. Shaped insulating productsdiatomite bricks Products PropertiesCD-0.5 CD-0.6 CD-0.7 CD-0.8 CD-1.0 Bulk density g/cm3 ≤0.5 ≤0.6 ≤0.7 ≤0.8 ≤1.0 Cold crushing strength kg/cm2 ≥8 ≥12 ≥20 ≥35 ≥50 Reheat shrinkage % at 900°C×8hrs 0.5 0.5 0.5 0.5 0.5 Thermal conductivity W/(M.K)at 300°C mean 0.11 0.15 0.18 0.20 0.23 Max service temp °C 900 900 900 900 900 Chemical composition % SiO2 Al2O3 Fe2O3 71.5 71.0 70.5 70.0 70.0 16.5 17.0 17.5 18.0 18.0 4.0 4.2 4.5 5.0 5.0 Typical size available: mm Standard ArchWedgeKey T38T39T19T20T43T44Length230 230230230230230230Width114 114114114114a114114Width b9676Thickness a6565a65656565Thickness b5545b5545 B.Unshaped thermal insulating products Properties ProductsGradeAppearanceBulk density g/cm3Max service Temp. °C Thermal conductivity W/M.K at 300°C mean Size mmCD530 CalcinedPowder0.38900≤0.100.05-0.25CD630 Calcinedgraininess0.50900≤0.131-10