CORDIERITE SINTERED BODY AND METHOD FOR PRODUCING SAME
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United States of America Patent
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Issued Date -
Nov 23, 2023
app pub date -
Aug 2, 2023
filing date -
Mar 5, 2021
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Abstract
The present invention relates to a cordierite sintered body including all elements belonging to an element group M1 consisting of calcium, magnesium, aluminum, and silicon, in which a content of the calcium is 0.06 mass % or more and 3.40 mass % or less in terms of oxide, a content of the magnesium is 12.9 mass % or more in terms of oxide, a content of an element M2, which is a metal element other than the elements belonging to the element group M1, is 1.5 mass % or less in terms of oxide, a porosity is 3.0 vol % or less, a four-point bending strength is 170 MPa or more, and a Weibull coefficient is 9.5 or more.
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