Hallam Fireclay

Oxide	Analysis	Formula
Al2O3	21.60%	1.00
Fe2O3	1.72%	0.05
SiO2	66.50%	5.23
TiO2	0.87%	0.05
MgO	0.15%	0.02
Na2O	0.80%	0.06
CaO	0.30%	0.03
K2O	0.40%	0.02
H2O	7.00%	n/a
Oxide Weight		436.05
Formula Weight		468.87

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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