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Ultracast 55 Slurry

Description: SANITARY WARE SLURRY

Oxide Analysis Formula
CaO 0.10% 0.01
K2O 1.46% 0.07
MgO 0.31% 0.03
Na2O 0.14% 0.01
TiO2 1.62% 0.09
Al2O3 23.83% 1.00
SiO2 61.16% 4.36
Fe2O3 1.01% 0.03
LOI 10.35%n/a
Oxide Weight 383.64
Formula Weight 427.94

Notes

This slurry is intended to enhance casting qualities with faster casting rate as well as faster dewatering and set-up.

Crude Color: Dark Brown
% Solids: 60-61
Dry M.O.R. (psi 50% clay/50% flint, cast bars): 460
Water of Plasticity (%): 32.7
Linear Dry Shrinkage (%): 5.4
Soluble Sulfates (ppm): 1000-1500
Filtration (ml): 39
Specific Surface Area (sq meters per gram): 14.3
CEC/MBI (meq/100 ml): 6.5-7.0
pH @90F: 4.5-5.8
Specific Gravity: 1.59-1.61
Viscosity @ 90F (cps Brookfield, 100 rpm, spindle 3): 450-750
Casting Rate @ 90F, 15 min. (g): 55
Deflocculant Type: Sodium Silicate "N" Brand

Particle Size (% finer than):
5 microns: 70
1 micron: 37
0.5 microns: 26

Mineralogy:
Kaolinite 41.46
Quarta: 29.81
Mica: 14.09
Montmorillonite: 8.61

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
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