•The secret to cool bodies and glazes is a lot of testing.
•The secret to know what to test is material and chemistry knowledge.
•The secret to learning from testing is documentation.
•The place to test, do the chemistry and document is an account at https://insight-live.com
•The place to get the knowledge is https://digitalfire.com

Sign-up at https://insight-live.com today.

Nyad 325 Wollastonite

Alternate Names: Nyad-200 Wollastonite

OxideAnalysisFormula
CaO46.36%0.995
MgO0.15%0.004
K2O0.02%0.000
TiO20.05%0.001
Al2O30.40%0.005
SiO251.60%1.034
Fe2O30.77%0.006
MnO0.15%0.003
LOI0.50
Oxide Weight119.83
Formula Weight120.44
If this formula is not unified correctly please contact us.

A North American Wollastonite.
This is the Nyad grade used most commonly in ceramic glazes.

Appearance: White
Shape: Acicular
Specific gravity: 2.9
Refractive Index: 1.63
GE Brightness: 90
pH (aqueous solution): 9.9
Water solubility (gms./100cc): 0.0095
Density (lbs./cu.ft.): 181 (2.9 g/cc)
Moh's hardness: 4.5
Coefficient of expansion: (in/in/degree C): 6.5 x 10 -8
Melting point: 1410
on 325# sieve: 1% (Vansil W-30: 0.05%)
Hegman Fineness of Grain: 3 (Vansil W-30: 4)
Median Particle Size: 14
Surface Area (m2/g) (BET): 1.5
LOI (1000C): 0.5% (Vansil: 1.6%)


Out Bound Links


By Tony Hansen

XML for Import into INSIGHT

<?xml version="1.0" encoding="UTF-8"?> <material name="Nyad 325 Wollastonite" descrip="" searchkey="Nyad-200 Wollastonite" loi="0.00" casnumber=""> <oxides> <oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="46.360" tolerance=""/> <oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="0.150" tolerance=""/> <oxide symbol="K2O" name="Potassium Oxide" status="" percent="0.020" tolerance=""/> <oxide symbol="TiO2" name="Titanium Dioxide, Titania" status="" percent="0.050" tolerance=""/> <oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="0.400" tolerance=""/> <oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="51.600" tolerance=""/> <oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="0.770" tolerance=""/> <oxide symbol="MnO" name="Manganous Oxide" status="" percent="0.150" tolerance=""/> </oxides> <volatiles> <volatile symbol="LOI" name="Loss on Ignition" percent="0.500" tolerance=""/> </volatiles> </material>


Feedback, Suggestions

Your email address

Subject

Your Name

Message


Copyright 2003, 2008, 2015 https://digitalfire.com, All Rights Reserved