Sharadaa Ceramics REFINSUL ZAP-021 Insulating Castables

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Sharadaa Ceramics REFINSUL ZAP-021 Insulating Castables
Categories:	Ceramic; Oxide; Silicon Oxide
Material Notes:	Manufacturer provides a range of Insulating Castables, that are used as backup layer in process industries and hot face layer in petrochemical industry. These castables are known for low density and low thermal conductivity, and are helpful in conserving heat energy thus reducing fuel costs. Information provided by Sharadaa Ceramics Pvt. Ltd.
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Physical Properties	Original Value	Comments

Bulk Density	<= 2.05 g/cc	Dried at 110°C

Mechanical Properties	Original Value	Comments
Modulus of Rupture	0.00245 GPa @Treatment Temp. 800 °C
	0.00588 GPa @Treatment Temp. 800 °C
Compressive Strength	210 kg(f)/cm²	Dried at 110°C, Cold Crushing
	250 kg(f)/cm²	Fired at 400°C, Cold Crushing
	320 kg(f)/cm²	Fired at Service temp. of 800°C, Cold Crushing

Thermal Properties	Original Value	Comments
Thermal Conductivity	<= 0.697 W/m-K @Temperature 500 °C

Component Elements Properties	Original Value	Comments
Al2O3	15 - 20 %
SiO2	70 - 75 %

Descriptive Properties
Permanent Linear Change	<-0.1%	Fired at 110°C
	<-0.2%	Fired at Service temp. 500°C

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CSHARA032 / 130195

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