Metal founding – Process – Shaping a forming surface
Patent
1981-11-13
1984-03-27
Lin, Kuang Y.
Metal founding
Process
Shaping a forming surface
164528, 164369, 164132, 106 383, 106 389, B22C 118
Patent
active
044388047
ABSTRACT:
A water soluble core comprises a mold product prepared by a mixture of sand, potassium carbonate as a first binder and at least one of barium carbonate and alkali silicate as a second binder. This water soluble core is utilized for a method of manufacturing a cast rotor for forming ventilation ducts of an induction motor.
Aiga Toshiro
Maeda Toshiaki
Lin Kuang Y.
Tokyo Shibaura Denki Kabushiki Kaisha
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