Calcium SilicateCalcium Silicate

What is it?What is it?A white free-flowing powder derived A white free-flowing powder derived from limestone and diatomaceous from limestone and diatomaceous earth. earth. Calcium silicate has no known Calcium silicate has no known adverse effects to healthadverse effects to healthInsulation board or pipe coveringInsulation board or pipe coveringAble to withstand temperatures up to Able to withstand temperatures up to 1200 Degrees Fahrenheit 1200 Degrees Fahrenheit Has a Low water absorptionHas a Low water absorption

What’s it made of?What’s it made of?Component Wt. % Component Wt. %

Al2O3 0.2 Al2O3 0.2 CaO 45 CaO 45 Fe2O3 0.2 Fe2O3 0.2 K2O 0.2 K2O 0.2 MgO 0.7 MgO 0.7 Na2O 0.1 Na2O 0.1 SiO2 45 SiO2 45

ApplicationsApplicationsIt is used in roads, It is used in roads, insulation and roof insulation and roof tilestiles– This presentation This presentation

will focus on will focus on insulation insulation applicationsapplications

Power PlantsPower PlantsChemical PlantsChemical PlantsRefineriesRefineriesShipyardsShipyards

Why Calcium Silicate?Why Calcium Silicate?

Calcium silicate is generally more Calcium silicate is generally more appropriate for temperatures above appropriate for temperatures above 225 Degrees C; 225 Degrees C;

while fiberglass is generally used at while fiberglass is generally used at temperatures below 225 Degrees Ctemperatures below 225 Degrees C

Why Calcium Silicate?Why Calcium Silicate?

Calcium silicate is generally more Calcium silicate is generally more appropriate for temperatures above appropriate for temperatures above 225 Degrees C; 225 Degrees C;

while fiberglass is generally used at while fiberglass is generally used at temperatures below 225 Degrees Ctemperatures below 225 Degrees C