METHOD OF MAKING SINTERED BODY, AND POWDER COMPACT
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United States of America
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Issued Date -
Nov 14, 2024
app pub date -
Jul 22, 2024
filing date -
Jul 22, 2024
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Abstract
A powder compact containing powder of inorganic material having a shape of a circular cylinder, a circular tube, an elliptical cylinder, or an elliptical tube, wherein a high-density portion situated on one of an inner circumference side and an outer circumference side of the powder compact and a low-density portion situated on another one of the inner circumference side and the outer circumference side of the powder compact are provided, wherein a relative density of the high-density portion is greater than or equal to 95%, and a relative density of the low-density portion is less than 93%, and wherein a difference in relative density between the high-density portion and the low-density portion is greater than or equal to 3%.
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