Influence of the Reclaim from the Cordis Technology on the Core Sand Strength

The investigation results of the mechanical reclamation of spent moulding sands from the Cordis technology are presented in the paper. The quality assessment of the obtained reclaim and the influence of the reclaim fraction in a matrix on the core sand strength is given. The reclaim quality assessme...

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Main Authors: Dańko J., Dańko R., Skrzyński M., Dereń M., Zygmunt Ł.
Format: Article
Language:English
Published: Polish Academy of Sciences 2014-12-01
Series:Archives of Foundry Engineering
Subjects:
Online Access:http://www.degruyter.com/view/j/afe.2014.14.issue-4/afe-2014-0078/afe-2014-0078.xml?format=INT
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author Dańko J.
Dańko R.
Skrzyński M.
Dereń M.
Zygmunt Ł.
author_facet Dańko J.
Dańko R.
Skrzyński M.
Dereń M.
Zygmunt Ł.
author_sort Dańko J.
collection DOAJ
description The investigation results of the mechanical reclamation of spent moulding sands from the Cordis technology are presented in the paper. The quality assessment of the obtained reclaim and the influence of the reclaim fraction in a matrix on the core sand strength is given. The reclaim quality assessment was performed on the basis of the determination of losses on ignition, Na2O content on reclaim grains and pH values. The reclaim constituted 100%, 75% and 50% of the core sand matrix, for which the bending strength was determined. The matrix reclamation treatment was performed in the experimental rotor reclaimer RD-6. Spent sands were applied in as-delivered condition and after the heating to a temperature of 140 °C. Shaped samples for strength tests were made by shooting and hardening of sands in the warmbox technology.
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spelling doaj.art-0b00aa42d340453797028e148bf9ae5c2023-09-02T13:33:05ZengPolish Academy of SciencesArchives of Foundry Engineering2299-29442014-12-01144172010.2478/afe-2014-0078afe-2014-0078Influence of the Reclaim from the Cordis Technology on the Core Sand StrengthDańko J.0Dańko R.1Skrzyński M.2Dereń M.3Zygmunt Ł.4AGH - University of Science and Technology, Faculty of Foundry Engineering, Reymonta 23 Str., 30-059 Kraków, PolandAGH - University of Science and Technology, Faculty of Foundry Engineering, Reymonta 23 Str., 30-059 Kraków, PolandAGH - University of Science and Technology, Faculty of Foundry Engineering, Reymonta 23 Str., 30-059 Kraków, PolandAGH - University of Science and Technology, Faculty of Foundry Engineering, Reymonta 23 Str., 30-059 Kraków, PolandAGH - University of Science and Technology, Faculty of Foundry Engineering, Reymonta 23 Str., 30-059 Kraków, PolandThe investigation results of the mechanical reclamation of spent moulding sands from the Cordis technology are presented in the paper. The quality assessment of the obtained reclaim and the influence of the reclaim fraction in a matrix on the core sand strength is given. The reclaim quality assessment was performed on the basis of the determination of losses on ignition, Na2O content on reclaim grains and pH values. The reclaim constituted 100%, 75% and 50% of the core sand matrix, for which the bending strength was determined. The matrix reclamation treatment was performed in the experimental rotor reclaimer RD-6. Spent sands were applied in as-delivered condition and after the heating to a temperature of 140 °C. Shaped samples for strength tests were made by shooting and hardening of sands in the warmbox technology.http://www.degruyter.com/view/j/afe.2014.14.issue-4/afe-2014-0078/afe-2014-0078.xml?format=INTCore sandMatrix recycling
spellingShingle Dańko J.
Dańko R.
Skrzyński M.
Dereń M.
Zygmunt Ł.
Influence of the Reclaim from the Cordis Technology on the Core Sand Strength
Archives of Foundry Engineering
Core sand
Matrix recycling
title Influence of the Reclaim from the Cordis Technology on the Core Sand Strength
title_full Influence of the Reclaim from the Cordis Technology on the Core Sand Strength
title_fullStr Influence of the Reclaim from the Cordis Technology on the Core Sand Strength
title_full_unstemmed Influence of the Reclaim from the Cordis Technology on the Core Sand Strength
title_short Influence of the Reclaim from the Cordis Technology on the Core Sand Strength
title_sort influence of the reclaim from the cordis technology on the core sand strength
topic Core sand
Matrix recycling
url http://www.degruyter.com/view/j/afe.2014.14.issue-4/afe-2014-0078/afe-2014-0078.xml?format=INT
work_keys_str_mv AT dankoj influenceofthereclaimfromthecordistechnologyonthecoresandstrength
AT dankor influenceofthereclaimfromthecordistechnologyonthecoresandstrength
AT skrzynskim influenceofthereclaimfromthecordistechnologyonthecoresandstrength
AT derenm influenceofthereclaimfromthecordistechnologyonthecoresandstrength
AT zygmuntł influenceofthereclaimfromthecordistechnologyonthecoresandstrength