Lost Foam Casting with the Use of Recycling and Nanostructured Materials

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Abstract:

A relevant technology issue in lost foam casting is preventing the metal penetration appearance on steel and cast-iron mouldings. As a result of the research the appropriate parting model paint compositions with the use of recycling and nanostructured materials were developed. The basic technological characteristics of the developed parting model paint compositions are: relative stickiness due to VZ-6 18...25 s; residual moisture content 1...1.5 %, permeability to gases 40...50 ea. The parting paint effectiveness is determined by defect reduction of the castings on the core blow, uncertainty in geometry, metal penetration, and also the use of available and environmentally friendly molding materials in their composition, that makes the product to be highly competitive.

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Periodical:

Solid State Phenomena (Volume 265)

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1016-1019

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Online since:

September 2017

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© 2017 Trans Tech Publications Ltd. All Rights Reserved

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