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Narco Fireclay

Oxide Analysis Formula
CaO 0.13% 0.01
K2O 2.20% 0.08
MgO 0.60% 0.05
Na2O 0.30% 0.02
TiO2 1.75% 0.07
Al2O3 31.20% 1.00
SiO2 52.70% 2.87
Fe2O3 1.84% 0.04
LOI 9.58%n/a
Oxide Weight 296.58
Formula Weight 328.01

Notes

Low plasticity fireclay, good for sculpture. Very refractory (10% absorption, 12% total shrinkage at cone 10)

Related Information

Links

Materials Fireclay
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.
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