对平均粒度为60μm的Fe-Ni-Cu-C合金粗粉进行注射成形,重点研究脱脂和烧结工艺.以粘结剂的差热分析为指导,制定合适的热脱脂工艺路线,并分析烧结过程中的温度、时间对烧结密度、力学性能的影响.结果表明:利用溶剂脱脂可以除去粘结剂中78%左右的石蜡,热脱脂时间可以缩短;在1 225℃,烧结件力学性能最佳.
参考文献
| [1] | German R M;Hens K F .Key issues in powder injection molding[J].Ceramic Bulletin,1991,70(08):1294-1302. |
| [2] | German R M .Technological barriers and opportunities in powder injection molding[J].Powder Metallurgy International,1993,25(04):165-169. |
| [3] | Kulkarni K.M.; .Future looking bright for PIM[J].Metal Powder Report,2000(10):40-42. |
| [4] | Ballard Clifford;Zedalis Michael.Advances in powder injection molding[A].Atlanta:AN-TEC,1998:358-361. |
| [5] | Paul A. Hauck .Powder injection molding: current and long term outlook[J].International Journal of Powder Metallurgy,2000(3):29-30. |
| [6] | German R M .Scientific status of metal powder injection molding[J].International Journal of Powder Metallurgy,2000,36(03):31-36. |
| [7] | 曲选辉,范景莲.纳米晶钨基重合金粉末的注射成型与固相烧浇[J].材料研究学报,2001(01):130-134. |
| [8] | Hwan-Jin Sung;Tae Kwon Ha;Sangho Ahn .Powder injection molding of a 17-4 PH stainless steel and the effect of sintering temperature on its microstructure and mechanical properties[J].Journal of Materials Processing Technology,2002(0):321-327. |
| [9] | Zhu Baojun;Qu Xuanhui;Tao Ying .Powder injection molding of WC-8 percent Co tungsten cemented carbide[J].International Journal of Refractory Metals & Hard Materials,2002(5/6):389-394. |
| [10] | Wenjea J. Tseng .Statistical analysis of process parameters influencing dimensional control in ceramic injection molding[J].Journal of Materials Processing Technology,1998(1/3):242-250. |
| [11] | 乔斌;姬祖春;张永忠 .金属注射成形叶片式混炼机[J].辽宁工程技术大学学报,2006,25(zk):217-218. |
| [12] | 乔斌,姬祖春,李映平,李化强,邹家生.金属注射成形新型混炼机的设计与制造[J].热加工工艺,2006(21):63-64. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%