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碳化硅陶瓷制备技术发展研究综述.docx

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碳化硅陶瓷制备技术发展研究综述

目录

碳化硅陶瓷制备技术发展研究综述(1)........................4

内容描述................................................4

1.1研究背景...............................................4

1.2研究意义...............................................5

1.3国内外研究现状.........................................6

碳化硅陶瓷的基本特性....................................6

2.1物理特性...............................................7

2.2化学特性...............................................8

2.3机械特性...............................................9

碳化硅陶瓷的制备方法...................................10

3.1传统制备方法..........................................11

3.1.1粉末冶金法..........................................12

3.1.2热压烧结法..........................................13

3.1.3热等静压法..........................................14

3.2新型制备方法..........................................14

3.2.1激光烧结法..........................................16

3.2.2水热合成法..........................................16

3.2.3气相沉积法..........................................17

碳化硅陶瓷的关键制备技术...............................17

4.1粉末制备技术..........................................18

4.1.1粉末特性对陶瓷性能的影响............................18

4.1.2粉末制备工艺研究....................................19

4.2烧结技术..............................................20

4.2.1烧结机理............................................21

4.2.2烧结工艺优化........................................22

4.3添加剂与助剂技术......................................22

4.3.1添加剂种类及作用....................................23

4.3.2助剂的选择与应用....................................24

碳化硅陶瓷的性能与应用.................................25

5.1性能评价方法..........................................26

5.2应用领域..............................................27

5.2.1高温结构材料........................................27

5.2.2耐磨材料............................................28

5.2.3隔热材料............................................30

碳化硅陶瓷制备技术发展趋势.............................30

6.1技术创新方向..........................................31

6.2绿色环保制备技术...............................

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