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Mechanical behavior of molybdenum disilicide reinforced silicon carbide composites

IR@NAL: CSIR-National Aerospace Laboratories, Bangalore

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Title Mechanical behavior of molybdenum disilicide reinforced silicon carbide composites
 
Creator Suresh Kumar, R
Sivakumar, D
Venkateswarlu, K
Gandhi, AS
 
Subject Chemistry and Materials (General)
Composite Materials
 
Description Hot-pressed SiC and its composites containing 10, 20 and 30 vol.% MoSi2 were evaluated for their mechanical behavior. The addition of MoSi2, while improving the fracture toughness, was found to reduce the hardness and flexural strength of SiC. The strength of the composites was observed to decrease significantly at high temperature as compared to the strength of SiC. The composites exhibited plasticity in four-point bending in the test temperature range of 1300–1500 �C, indicating their damage-tolerant behavior.
 
Publisher Elsevier BV
 
Type Journal Article
PeerReviewed
 
Format application/pdf
 
Identifier http://nal-ir.nal.res.in/9979/1/MoSi2%2DSiC.pdf
Suresh Kumar, R and Sivakumar, D and Venkateswarlu, K and Gandhi, AS Mechanical behavior of molybdenum disilicide reinforced silicon carbide composites. Scripta Materialia , 65 (9). pp. 838-841. ISSN 1359-6462
 
Relation http://dx.doi.org/10.1016/j.scriptamat.2011.07.043
http://nal-ir.nal.res.in/9979/