Precast Shapes for Investment Casting
PERMATECH is pleased to announce that we are
now offering precast, prefired Crucibles, Ladles
and Tundishes for the Investment Casting industry.
PERMATECH, Inc. has been recognized for many years as the premier supplier of intricate prefired precast shapes to the global aluminum industry. PERMATECH's expertise in refractory formulations and casting technology now offers new and improved solutions for your Investment Casting requirements.
Precision shapes are now available that offer the following performance benefits:
High Strength
Resistance to High Temperatures
Resistance to Attack by Molten Steels
Thermal Shock Resistance
Investment Casting - Technical Data
Density Modulus of Rupture (After Firing to 1500° F/ 815° C)
Application Product Name Al2O3 Fused SiO2 lb/ft 3 Kg/M 3 PSI MPa
Investment Casting Ladle/Crucible ALPHA-90S 90% --- 185 2963 2500 17.2
Investment Casting Tundish SIGMA-90S --- 90% 115 1842 1200 8.3
"Master Melting" Tundish BETA-70S 70% --- 165 2643 3000 20.7