<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The current trends of production of casts are directed towards production of components disposing of higher accuracy, increased quality of surface and homogenous structure. In case of a thin-walled cast the development of speed of pressing and of pressure was observed inside the mould cavity during pressure die casting of ferrous alloys. In case of die casting of ferrous alloys the attention was paid to life service of a pressing piston and of a filling chamber. The optimal temperature of the steel casting ranges from 1600 to 1750°C and optimal mould temperature ranged from 220 to 260°C. The residues having occurred in gates reached the hardness of 38 HRC and in case of casts the value was of 45 HRC. Influence of acting of resistance pressure on the thin-walled casts only minimally. With the increasing resistance pressure the structure becomes more fine-grained and along with the increasing thickness of the wall the influence of the resistance pressure increases as well. Technology of pressure die casting of iron alloys can be compared with the pressure die casting technology of aluminium alloys. As standard, for pressure die casting the cast irons with carbon content of lower than 3% are recommended.</p></abstract>

The current trends of production of casts are directed towards production of components disposing of higher accuracy, increased quality of surface and homogenous structure. In case of a thin-walled cast the development of speed of pressing and of pressure was observed inside the mould cavity during pressure die casting of ferrous alloys. In case of die casting of ferrous alloys the attention was paid to life service of a pressing piston and of a filling chamber. The optimal temperature of the steel casting ranges from 1600 to 1750°C and optimal mould temperature ranged from 220 to 260°C. The residues having occurred in gates reached the hardness of 38 HRC and in case of casts the value was of 45 HRC. Influence of acting of resistance pressure on the thin-walled casts only minimally. With the increasing resistance pressure the structure becomes more fine-grained and along with the increasing thickness of the wall the influence of the resistance pressure increases as well. Technology of pressure die casting of iron alloys can be compared with the pressure die casting technology of aluminium alloys. As standard, for pressure die casting the cast irons with carbon content of lower than 3% are recommended.

Possibilities of Pressure Die Casting of Iron Alloys

Management Systems in Production Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Possibilities of Pressure Die Casting of Iron Alloys"}

The current trends of production of casts are directed towards production of components disposing of higher accuracy, increased quality of surface and...

Possibilities of Pressure Die Casting of Iron Alloys

Publié en ligne: 04 déc. 2019

Pages: 199 - 204

Reçu: 01 mars 2019

Accepté: 01 juil. 2019

DOI: https://doi.org/10.1515/mspe-2019-0031

Mots clés
pressure dies casting, specific pressure on metal, iron alloys, steel

© 2019 Juraj Ružbarský et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Possibilities of Pressure Die Casting of Iron Alloys

Publié en ligne: 04 déc. 2019

Pages: 199 - 204

Reçu: 01 mars 2019

Accepté: 01 juil. 2019

DOI: https://doi.org/10.1515/mspe-2019-0031

Mots cléspressure dies casting, specific pressure on metal, iron alloys, steel

© 2019 Juraj Ružbarský et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
pressure dies casting, specific pressure on metal, iron alloys, steel