•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.

Spinks Blend Ball

Ball clay for casting slips

Alternate Names: Spinks Blend #1, Spinks Blend Ball Clay

OxideAnalysisFormula
CaO0.23%0.016
MgO0.24%0.023
K2O0.67%0.027
Na2O0.19%0.012
P2O50.11%0.003
TiO21.50%0.071
Al2O326.80%1.000
SiO258.70%3.717
Fe2O31.06%0.025
MnO0.02%0.001
LOI10.65
Oxide Weight340.71
Formula Weight381.32
If this formula is not unified correctly please contact us.
MORD - Modulus of Rupture - Dry 496 psi
WOPL - Water of Plasticity 18.8
DSHR - Drying Shrinkage 4.98%

A coarse to fine-grained engineered blend designed as the complete ball clay fraction of casting slip. This clay exhibits excellent rheological, casting, and firming characteristics while promoting green strength. Ideally suited for all casting applications.

Relative Viscosity (1.2 Sp. Gr.):* 1.43
Casting Rate: (gms per 15 min/426 cm2):* 244

Cone 04 8 11
----
Fired Shrinkage:* 0.0% 1.6% 2.0%
Absorption:* 18.0% 15.3% 14.1%
M.O.R. psi:* 1091 2538 3994

Thermal Expansion, Cone 8: .624% at 700C
P.C.E.: 31
pH: 4.9
Oil Absorption: 32
Bulk Density, lbs per cubic foot: 34-40
Particle Size, Microns: 20 10 5 2 1 0.5 0.2
91% 84% 75% 60% 48% 35% 15%

*MOR, dry shrinkage specimens: De-aired, extruded, 50% ball clay, 50% flint


Out Bound Links

In Bound Links


By Tony Hansen

XML for Import into INSIGHT

<?xml version="1.0" encoding="UTF-8"?> <material name="Spinks Blend Ball" descrip="Ball clay for casting slips" searchkey="Spinks Blend #1, Spinks Blend Ball Clay" loi="0.00" casnumber="70694-09-6"> <oxides> <oxide symbol="CaO" name="Calcium Oxide, Calcia" status="" percent="0.230" tolerance=""/> <oxide symbol="MgO" name="Magnesium Oxide, Magnesia" status="" percent="0.240" tolerance=""/> <oxide symbol="K2O" name="Potassium Oxide" status="" percent="0.670" tolerance=""/> <oxide symbol="Na2O" name="Sodium Oxide, Soda" status="" percent="0.190" tolerance=""/> <oxide symbol="P2O5" name="Phosphorus Pentoxide" status="" percent="0.110" tolerance=""/> <oxide symbol="TiO2" name="Titanium Dioxide, Titania" status="" percent="1.500" tolerance=""/> <oxide symbol="Al2O3" name="Aluminum Oxide, Alumina" status="" percent="26.800" tolerance=""/> <oxide symbol="SiO2" name="Silicon Dioxide, Silica" status="" percent="58.700" tolerance=""/> <oxide symbol="Fe2O3" name="Iron Oxide, Ferric Oxide" status="" percent="1.060" tolerance=""/> <oxide symbol="MnO" name="Manganous Oxide" status="" percent="0.020" tolerance=""/> </oxides> <volatiles> <volatile symbol="LOI" name="Loss on Ignition" percent="10.650" tolerance=""/> </volatiles> </material>


Feedback, Suggestions

Your email address

Subject

Your Name

Message


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