[消失模铸造铸钢铸铁件涂料的研究]孙万良

【消失模铸造铸钢铸铁件涂料的研究】孙万良.pdfADissertationSubmittedto AcademicDegreesEvaluationCommitteeof HuazhongUniversityofScienceandTechnology for theDegree of Doctor of Philosophyin Engineering Study on Lost Foam Coating of Steel and Iron Castings Ph.D.Candidate:Sun Wanliang Major:Material Science and Engineering Supervisor:Prof.华中理工大学博士学位论文 透粘砂缺陷判据的建立为裂解产物传输行为的控制、涂层高温透气率和涂层高温强度的选择 提供了依据,对提高消失模铸造工艺的稳定性具有理论指导意义。华中理工大学博士学位论文 of the degradation products.Besides the coating permeability,the exhausting time is closely relatedtothecarbondefect,and the shorteritis,thestrongerthetransferringabilitywillbe.The optimum span ofthecoatingpermeabilityfora certaincasting(Formula1)and the theoretic criteria for avoiding
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