Slide gate plate and method

Details Slide gate plate and method Slide gate plate and method

1993-12-14

1994-11-15

Kastler, Scott

Dispensing

Molten metal dispensing

Flow controllers or assists

501105, B22D 4132

Patent

active

053639952

ABSTRACT:
A slide gate plate comprising a burned refractory that is impregnated with tar and baked, said refractory made from a composition comprising about 70 to 95 wt. % alumina, 1 to 10 wt. % reactive alumina, 1 to 5 wt. % volatilized silica, and, 3 to 15 wt. % silicon carbide and the method of increasing the service life of such slide gate plate by forming the same from the above-noted composition.

REFERENCES:
patent: 4175974 (1979-11-01), Grabner et al.
patent: 4179046 (1979-12-01), Jeschke et al.
patent: 4182466 (1980-01-01), Fehling et al.
patent: 4257543 (1981-03-01), Muschner et al.
patent: 4424955 (1984-01-01), Wells
patent: 4497473 (1985-02-01), Robyn et al.
patent: 5007615 (1991-04-01), Kernion et al.
patent: 5072864 (1991-12-01), Luhrsen et al.
patent: 5214010 (1993-05-01), Whittemore

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