Grefco Fireclay

Oxide	Analysis	Formula
CaO	0.10%	0.01
K2O	0.91%	0.03
MgO	0.50%	0.04
Na2O	0.51%	0.03
TiO2	1.92%	0.08
Al2O3	31.81%	1.00
SiO2	52.11%	2.78
Fe2O3	1.42%	0.03
LOI	10.71%	n/a
Oxide Weight		286.28
Formula Weight		320.62

Related Information

Materials	Fireclay
Typecodes	Refractory Materials that melt at high temperatures. These are normally used for kiln bricks, furniture, etc. or for ceramics that must withstand high temperatures during service.
Typecodes	Fireclay Fireclays are non-kaolin non-ball clay materials similar to stoneware clays but lacking fluxing oxides. Many fireclays have a PCE of 28 or more.

By Tony Hansen
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