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Skagit X Fireclay

Alternate Names: Skagit Fireclay

Oxide Analysis Formula
CaO 0.30% 0.02
K2O 0.50% 0.02
MgO 0.30% 0.02
Na2O 0.50% 0.03
TiO2 2.00% 0.08
Al2O3 32.50% 1.00
SiO2 62.00% 3.24
Fe2O3 2.50% 0.05
LOI0.35%
Oxide Weight 315.73
Formula Weight 316.84

Notes

A general purpose high duty refractory brick with good resistance to spalling.
To create plasticity of a typical pottery body 17-18% water is needed.
It has moderate plasticity and a low drying shrinkage.
It has some 8-10 mesh particles.

Related Information

Skagit Fireclay PSD test

Particles from each category in a particle size distribution test of Skagit Fireclay

Skatgit Fireclay test bars

Fired from cone 8-11 and 10 reduction (bottom to top). A refractory material.

Links

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.
URLs http://www.clayburngroup.com/files/File/Technical_Data_Sheets/Dense_Firebrick/SkagitX.pdf
Skagit Fireclay Data Sheet
Suppliers Clayburn Refractories

Data

Shrinkage/Absorption Test91.02
Shrinkage/Absorption Test95.55
Shrinkage/Absorption Test41.6
Shrinkage/Absorption Test43.84
Shrinkage/Absorption Test8.0
Sieve Analysis Wet+35 mesh: 13.0 35-48: 5.0 48-65: 5.0 65-100: 5.0 100-150: 3.5 150-200: 4.0 200-325: 6.0
Drying FactorB120
Bulk Density lbs/cu. ft. (Packed)124-129
Drying Shrinkage4.5
Pyrometric Cone Equivalent32
Modulus of Rupture - Fired700-1200 lbs/in2

By Tony Hansen


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