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Powder Metallurgy Volume 57, 2014 - Issue 5
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Original Research Papers

Experimental study of relationships between sizing force and deformation of sintered parts to define process control procedure

I. CristofoliniDepartment of Industrial Engineering - DIIVia Sommarive 9, 38123, Trento, ItalyCorrespondence[email protected]
,
V. FontanariDepartment of Industrial Engineering - DIIVia Sommarive 9, 38123, Trento, Italy
,
D. BelluzziTechnical Department (Special Pressing) - Sacmi Imola S.C.Via Provinciale Selice 17/a – 40026 Imola (BO), Italy
,
G. PederziniTechnical Department (Special Pressing) - Sacmi Imola S.C.Via Provinciale Selice 17/a – 40026 Imola (BO), Italy
&
A. MolinariDepartment of Industrial Engineering - DIIVia Sommarive 9, 38123, Trento, Italy
Pages 394-400 | Received 15 Apr 2014, Accepted 17 Jul 2014, Published online: 17 Sep 2014

References

  • Whittaker D: ‘PM structural parts move to higher density and performance’, Powder Metall., 2007, 50, (2), 99–105.
  • Bocchini GF: ‘Advantages and limitations of sizing and coining of sintered parts’, Mod. Develop. Powder Metall., 1988, 18, 507–532.
  • Rosochowski A, Beltrando L and Navarro S: ‘Modelling of density and dimensional changes in re-pressing/sizing of sintered components’, J. Mater. Process. Technol., 1998, 80–81, 188–194.
  • Recknagel C, Marquardt A, Langer I, Müller S and Kieback B: ‘Higher densities of PM-steels by warm secondary compaction and sizing’, CD Proc. EuroPM2011, Barcelona, Spain, October 2011, EPMA.
  • Ernst E, Thummler F, Gonia D, Kramer L, Beiss P and Arnhold V: ‘Friction measurements during sizing of P/M parts’, Adv. Powder Metall., 1991, 1, 207–218.
  • Cristofolini I, Pilla M, Belluzzi D, Crocetti M and Molinari A: ‘Experimental study of sizing of gears by a hydraulic press’, Proc. EURO PM2012 Cong. Exhib., Basel, Switzerland, September 2012, EPMA, Vol. 1, 501–506.
  • Cristofolini I, Pilla M, Belluzzi D, Pederzini G, Crocetti M and Molinari A: ‘Influence of the scatter of sintered height on he precision of parts sized by a hydraulic press’, CD Proc. Euro PM2013 Cong. Exhib., Gotheborg, Sweden, September 2013, EPMA.
  • ‘Geometrical product specifications (GPS) – acceptance and reverification tests for coordinate measuring machines (CMM) – Part 4: CMMs used in scanning measuring mode’, ISO 10360-4, 2000.
  • Cristofolini I, Rao A, Menapace C and Molinari A: ‘Influence of sintering temperature on the shrinkage and geometrical characteristics of steel parts produced by powder metallurgy’, J. Mater. Process. Technol., 2010, 210, 1716–1725.
  • Cristofolini I, Pilla M, Rao A, Libardi S and Molinari A: ‘Dimensional and geometrical precision of powder metallurgy parts sintered and sinterhardened at high temperature’, Int. J. Precis. Eng. Manuf., 2013, 14, (10), 1–8.
  • Kleemola HJ and Nieminen MA: ‘On the strain-hardening Parameters of Metals’, Metall. Trans., 1974, 5, 1863–1866.

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