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Nepheline Syenite Unimin

Glaze, Slip, Tile Grades

OxideAnalysisFormula
CaO0.35%0.027
MgO0.03%0.003
K2O4.80%0.223
Na2O10.60%0.747
Al2O323.50%1.006
SiO260.20%4.376
Fe2O30.08%0.002
Oxide Weight434.94
Formula Weight434.94
If this formula is not unified correctly please contact us.

All ceramic grades are produced under rigid UNIMIN QIP quality assurance programs to control product uniformity. Glaze, clay slip, and tile grades are available.

Sieve Analysis ASTM E-11 A-200 A-270 A-400 A-700
(mean % retained on 70 .00 .00
each screen) 100 .01 .01
140 .04 .02
200 .45 .07
270 1.40 .80 .00
325 3.10 1.10 .03
-325 95.00 98.00 99.97 100.00

Sub Sieve Analysis:
% finer than 16 micron 57.0 66.0 88.0
10 micron 37.0 46.0 64.0
5 micron 19.0 25.0 35.0

Property: Test Method Unit Values
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Mineral Petrographic Microcline/Albite/Nepheline
Specific Gravity ASTM C128 2.61
Melting Point ASTM C-24 F/C 1868/1020
Bulk Density ASTM C-29 lbs/cu ft 38-55


Melt flow comparison between Nepheline Syenite 270 and 400 mesh

Melt flow comparison between Nepheline Syenite 270 and 400 mesh

This Nepheline Syenite flow test did not demonstrate much of a difference in melting at cone 9 between 270 and 400 mesh materials.

Out Bound Links


By Tony Hansen

XML for Import into INSIGHT

<?xml version="1.0" encoding="UTF-8"?> <material name="Nepheline Syenite Unimin" descrip="Glaze, Slip, Tile Grades" searchkey="" loi="0.00" casnumber="37244-96-5"> <oxides> <oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.350" tolerance=""/> <oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="0.030" tolerance=""/> <oxide symbol="K2O" name="Potassium Oxide" status="" percent="4.800" tolerance=""/> <oxide symbol="Na2O" name="Sodium Oxide, Soda" status="" percent="10.600" tolerance=""/> <oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="23.500" tolerance=""/> <oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="60.200" tolerance=""/> <oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="0.080" tolerance=""/> </oxides> </material>


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