2-D simulation of wick debinding for ceramic parts in close proximity

Chemical Engineering Science

Volumn 65, Issue 22, 2010, Pages 5990-6000

  Somasundram, I M ^a   Cendrowicz, A ^b   Johns, M L ^a   Prajapati, B ^b   Wilson, D I ^a  

^a New Museums Site ^*  (United Kingdom)

^b Ross Ceramics Limited   (United Kingdom)

Author keywords

Capillary pressure; Ceramic injection moulding; Debinding; Wicking

Indexed keywords

BINDER PHASE; CAPILLARY ACTION; CAPILLARY PRESSURES; CLOSE PROXIMITY; DEBINDING; DETAILED MODELS; EXPERIMENTAL INVESTIGATIONS; FINITE ELEMENT SOLVER; INJECTION MOULDING; LEVEL SET METHOD; LIQUID PHASE; SIMPLE GEOMETRIES; SIMPLIFIED MODELS; WICK DEBINDING; WICKING;

BINDERS; BLOOD VESSELS; CAPILLARITY; CAPILLARY TUBES; CERAMIC MATERIALS; COMPUTER SIMULATION; FINITE ELEMENT METHOD;

INJECTION MOLDING;

EID: 77957336886     PISSN: 00092509     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ces.2010.08.021     Document Type: Article

References (16)

1. Bao Y., Evans J.R.G. Kinetics of capillary extraction of organic vehicle from ceramic bodies. Part II: partitioning between porous media. Journal of the European Ceramic Society 1991, 8:95-105.
2. Brookes R.H., Corey A.T. Hydraulic Properties of Porous Media. Hydrology Papers, 3 1964, Colorado State University, Fort Collins, Colorado.
3. Chen C.C., Hourng L.W. Numerical simulation of two-dimensional wick debinding in MIM by body fitted finite element method. Powder Metallurgy 1999, 42:313-319.
4. COMSOL Chemical Engineering Module User's Guide 2008, COMSOL AB.
5. Dullien F.A.L. Porous Media-Fluid Transport and Pore Structure 1992, Academic Press, Inc., San Diego.
6. German R.M. Theory of thermal debinding. International Journal of Powder Metallurgy 1987, 10:237-245.
7. German R.M., Bose A. Injection Moulding of Metals and Ceramics 1997, Publ. Metal Powder Industries Federation, Princeton, NJ.
8. Kim S.W., Lee H.-W., Song H., Kim B.H. Pore structure evolution during solvent extraction and wicking. Ceramics International 1996, 22:7-14.
9. Lewis J.A. Binder removal from ceramics. Annual Review Materials Science 1997, 27:147-174.
10. Lin T.L., Hourng L.W. Investigation of wick debinding in metal injection molding: numerical simulations by the random walk approach and experiments. Advanced Powder Technology 2005, 16:495-516.
11. Mutsuddy B.C., Ford G. Ceramic Injection Molding 1995, Chapman & Hall, London.
12. Sethian J.A Level Set Methods and Dynamic Implicit Surfaces: Evolving Interfaces in Computational Geometry, Fluid Mechanics, Computer Vision, and Materials Science 1999, Cambridge University Press, Cambridge.
13. Somasundram I.M., Cendrowicz A., Wilson D.I., Johns M.L. Phenomenological study and modelling of wick debinding. Chemical Engineering Science 2008, 63:3802-3809.
14. Somasundram, I.M., Johns, M.L., Wilson, D.I., 2009. An improved model for simulation of wick debinding of moulded parts. In: Proceedings of the 17th Plansee Seminar, vol. 3, Reutte, Austria, May 25-29, 2009, WS10/1-10.
15. Vetter R., Horninge W.R.V., Vervoort P.J., Majewska-Glabus I., Zhuang L.Z., Duszczyk J. Square-root wick debinding model for powder injection-molding. Powder Metallurgy 1994, 37:265-271.
16. Waikar R.J., Patterson B.R. Horizons of Powder Metallurgy, Part II 1986, Verlag Schmid, Freiburg, pp. 661.