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Composite Deposits Developed by Welding on Horizontal Mill Hammers
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| Zeitschriftentitel: | Advanced Materials Research |
|---|---|
| Personen und Körperschaften: | , , , |
| In: | Advanced Materials Research, 1146, 2018, S. 27-31 |
| Format: | E-Article |
| Sprache: | Unbestimmt |
| veröffentlicht: |
Trans Tech Publications, Ltd.
|
| Schlagwörter: |
| author_facet |
Binchiciu, Emilia Florina Fleșer, Traian Voiculescu, Ionelia Geanta, Victor Binchiciu, Emilia Florina Fleșer, Traian Voiculescu, Ionelia Geanta, Victor |
|---|---|
| author |
Binchiciu, Emilia Florina Fleșer, Traian Voiculescu, Ionelia Geanta, Victor |
| spellingShingle |
Binchiciu, Emilia Florina Fleșer, Traian Voiculescu, Ionelia Geanta, Victor Advanced Materials Research Composite Deposits Developed by Welding on Horizontal Mill Hammers General Engineering |
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binchiciu, emilia florina |
| spelling |
Binchiciu, Emilia Florina Fleșer, Traian Voiculescu, Ionelia Geanta, Victor 1662-8985 Trans Tech Publications, Ltd. General Engineering http://dx.doi.org/10.4028/www.scientific.net/amr.1146.27 <jats:p>The paper presents the concept of designing active hammer edges of horizontal mills for grinding tungsten carbide waste by making composite layers deposited by welding. The new generation of hammers is carried out on the principles of preventive and repetitive maintenance, by endowment with wear addition, predetermined as volume and geometric configuration, depending on the specific conditions of uninterrupted use for a period of time established for economic reasons. The main demands that affect the integrity of the active areas of grinding mills (high pressure abrasion wear, thermo-mechanical fatigue) generate both material losses and output from working rates, as well as excessive elongation of the support elements under the combined action of centripetal force and of the pressure exerted by the ground load. Under these conditions, the technically and economically optimized solution is to design the modular active elements in the form of easily assembled detachable components, made of a low alloy steel with average tear resistance (450-600MPa) on which we deposit by welding layers of composite austenitic steel, hardened by compression, so as to increase the lifetime of the hammers by up to 35% compared to the present solution, which can be upgraded up to 3 times for reuse.</jats:p> Composite Deposits Developed by Welding on Horizontal Mill Hammers Advanced Materials Research |
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| title |
Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_unstemmed |
Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_full |
Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_fullStr |
Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_full_unstemmed |
Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_short |
Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_sort |
composite deposits developed by welding on horizontal mill hammers |
| topic |
General Engineering |
| url |
http://dx.doi.org/10.4028/www.scientific.net/amr.1146.27 |
| publishDate |
2018 |
| physical |
27-31 |
| description |
<jats:p>The paper presents the concept of designing active hammer edges of horizontal mills for grinding tungsten carbide waste by making composite layers deposited by welding. The new generation of hammers is carried out on the principles of preventive and repetitive maintenance, by endowment with wear addition, predetermined as volume and geometric configuration, depending on the specific conditions of uninterrupted use for a period of time established for economic reasons. The main demands that affect the integrity of the active areas of grinding mills (high pressure abrasion wear, thermo-mechanical fatigue) generate both material losses and output from working rates, as well as excessive elongation of the support elements under the combined action of centripetal force and of the pressure exerted by the ground load. Under these conditions, the technically and economically optimized solution is to design the modular active elements in the form of easily assembled detachable components, made of a low alloy steel with average tear resistance (450-600MPa) on which we deposit by welding layers of composite austenitic steel, hardened by compression, so as to increase the lifetime of the hammers by up to 35% compared to the present solution, which can be upgraded up to 3 times for reuse.</jats:p> |
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| author | Binchiciu, Emilia Florina, Fleșer, Traian, Voiculescu, Ionelia, Geanta, Victor |
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| description | <jats:p>The paper presents the concept of designing active hammer edges of horizontal mills for grinding tungsten carbide waste by making composite layers deposited by welding. The new generation of hammers is carried out on the principles of preventive and repetitive maintenance, by endowment with wear addition, predetermined as volume and geometric configuration, depending on the specific conditions of uninterrupted use for a period of time established for economic reasons. The main demands that affect the integrity of the active areas of grinding mills (high pressure abrasion wear, thermo-mechanical fatigue) generate both material losses and output from working rates, as well as excessive elongation of the support elements under the combined action of centripetal force and of the pressure exerted by the ground load. Under these conditions, the technically and economically optimized solution is to design the modular active elements in the form of easily assembled detachable components, made of a low alloy steel with average tear resistance (450-600MPa) on which we deposit by welding layers of composite austenitic steel, hardened by compression, so as to increase the lifetime of the hammers by up to 35% compared to the present solution, which can be upgraded up to 3 times for reuse.</jats:p> |
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| spelling | Binchiciu, Emilia Florina Fleșer, Traian Voiculescu, Ionelia Geanta, Victor 1662-8985 Trans Tech Publications, Ltd. General Engineering http://dx.doi.org/10.4028/www.scientific.net/amr.1146.27 <jats:p>The paper presents the concept of designing active hammer edges of horizontal mills for grinding tungsten carbide waste by making composite layers deposited by welding. The new generation of hammers is carried out on the principles of preventive and repetitive maintenance, by endowment with wear addition, predetermined as volume and geometric configuration, depending on the specific conditions of uninterrupted use for a period of time established for economic reasons. The main demands that affect the integrity of the active areas of grinding mills (high pressure abrasion wear, thermo-mechanical fatigue) generate both material losses and output from working rates, as well as excessive elongation of the support elements under the combined action of centripetal force and of the pressure exerted by the ground load. Under these conditions, the technically and economically optimized solution is to design the modular active elements in the form of easily assembled detachable components, made of a low alloy steel with average tear resistance (450-600MPa) on which we deposit by welding layers of composite austenitic steel, hardened by compression, so as to increase the lifetime of the hammers by up to 35% compared to the present solution, which can be upgraded up to 3 times for reuse.</jats:p> Composite Deposits Developed by Welding on Horizontal Mill Hammers Advanced Materials Research |
| spellingShingle | Binchiciu, Emilia Florina, Fleșer, Traian, Voiculescu, Ionelia, Geanta, Victor, Advanced Materials Research, Composite Deposits Developed by Welding on Horizontal Mill Hammers, General Engineering |
| title | Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_full | Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_fullStr | Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_full_unstemmed | Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_short | Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| title_sort | composite deposits developed by welding on horizontal mill hammers |
| title_unstemmed | Composite Deposits Developed by Welding on Horizontal Mill Hammers |
| topic | General Engineering |
| url | http://dx.doi.org/10.4028/www.scientific.net/amr.1146.27 |