Sintered ceramic body with excellent refractories (heat resistan

Details Sintered ceramic body with excellent refractories (heat resistan Sintered ceramic body with excellent refractories (heat resistan

1988-02-16

1990-10-16

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Refractory

501123, 501154, C04B 3502

Patent

active

049635174

ABSTRACT:
Disclosed is a sintered ceramic body with high strength, excellent refractoriness (heat-resistance) and machinability characterized by comprising a composition of CaO-SiO.sub.2 -MgO as surrounded by the points 1, 2, 3, 4, 5, 6 and 7 in FIG. 1.
Also disclosed is a method of manufacturing a sintered ceramic body with excellent refractoriness (heat-resistance) and machinability characterized by preparing a raw material composition which consists of CaO, SiO.sub.2 and MgO as surrounded by the points, 1, 2, 3, 4, 5, 6 and 7 in FIG. 1 and then firing the composition at a temperature higher than 1200.degree. C. and up to 1350.degree. C.

REFERENCES:
patent: 3926647 (1975-12-01), Wuhrer
patent: 4652534 (1987-03-01), Kasuga
57-Ceramics, vol. 35, 1976: p. 279.

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