Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1989-08-18
1992-01-14
Cuchlinski, Jr., William A.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
277 962, 277DIG6, 423345, 501 81, 501 88, F16J 1534, C01B 3136, C04B 3556
Patent
active
050803786
ABSTRACT:
A silicon carbide sintered body for a mechanical seal which has independent pores having an average pore diameter of from 10 to 40 .mu.m and a porosity of from 4 to 13 vol %. The mechanical seal includes a stationary sliding ring and a rotary sliding ring, with at least one of the rings being the silicon carbide sintered body. The silicon carbide sintered body is preferably made of .alpha.-silicon carbide powder.
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Cuchlinski Jr. William A.
Cummings Scott W.
Showa Denko K.K.
Tanken Seiko K.K.
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