Monthly Tech-Tip from Tony Hansen SignUp

No tracking! No ads!

1-9 | A | B | C | D | E | F | Frits | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

SKD Ball Clay

Description: Devon Standard Ball Clay

Oxide Analysis Formula
CaO 0.20% 0.01
K2O 1.60% 0.05
MgO 0.30% 0.02
Na2O 0.20% 0.01
TiO2 1.00% 0.04
Al2O3 32.90% 1.00
SiO2 50.00% 2.58
Fe2O3 1.20% 0.02
LOI 12.60%n/a
C 1.60%n/a
Oxide Weight 270.97
Formula Weight 315.81

Notes

Particle Size (e.s.d.)
125 microns - 0.50
10 microns - 98
2 microns - 85
1 microns - 75
Modulus of Rupture at 110C
Mn/M2 - 5.9
lbf/in2 - 850
Defloculant Required - (3:1 Na2SiO3(C.100):Na2CO3) - 0.4
Water Absorption
1120C - 7.0
1220C - 0.40
Shrinkage Dry to Fired
1120C - 14.50
1220C - 17.00
Reflectance 464nm
1120C - 77
1220C - 71
Refractoriness
Cone - 33, 1730C

Related Information

Links

Typecodes Ball Clay
Ball clays are abundant and very plastic and are used in all types of plastic forming bodies. They are not as white-burning or refractory as kaolins but lower in iron and fluxes than bentonites.
By Tony Hansen
Follow me on

Got a Question?

Buy me a coffee and we can talk



https://digitalfire.com, All Rights Reserved
Privacy Policy