— The current work is to comparatively investigate the fretting wear behaviour of the nickel-based superalloy surfaces produced by polishing and creep-feed profile grinding, respectively, in terms ...
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Creep-Feed Grinding Creep-feed grinding is an abrasive machining process, which has a high stock removal capability, particularly for difficult-to-machine materials, and the ability to maintain very close tolerances of both size and form. Creep-feed grinding competes with broaching and milling as both a
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— This study presents a comprehensive and comparative investigation on creep-feed grinding (CFG) of single crystal nickel-base turbine blade fir-tree roots with and without surface burn by using ...
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— Grinding is a key process to achieve the high surface quality and surface accuracy of mechanical production [[1], [2], [3]]. In particular, due to the features of large grinding depth, slow workpiece speed and high material removal rate (MRR) [4], creep feed profile grinding is becoming widely applied for precision manufacturing the high-valued …
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— Creep feed grinding produces gradient deformation structures in the surface layer of turbine blade root of single crystal nickel-based superalloy, including nano-sized grains (48–67 nm), submicron …
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— In this study, the grindability of for typical nickel-based superalloys, i.e., wrought GH4169, cast K403, DS cast DZ408 and SX DD6 during the creep feed grinding process was examined comparatively and comprehensively by evaluating the grinding force, grinding ratio, wheel wear and surface integrity.
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• What is High Performance Grinding? • Creep-feed grinding test of nickel-based superalloys • The impact of coolant – oil vs. water soluble • Why use engineered …
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Creep feed profile grinding of the fir-tree blade root forms of single crystal nickel-based superalloy was conducted using microcrystalline alumina abrasive wheels in the present …
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— Axial deep creep-feed grinding machining technology is a high efficiency process method of engineering ceramics materials, which is an original method to process the cylindrical ceramics materials or hole along its axis. The analysis of axial force and edge fracture proved the cutting thickness and feed rate could be more than 5–10 mm and …
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— Zhao et al. employed a CBN wheel to perform profile grinding of directionally solidified superalloy DZ125; they reported that altering the maximum grinding thickness could reduce the specific grinding energy. Creep-feed grinding (CFG), as an advanced processing method, exhibits a large cutting depth; it is also referred to as creep-feed …
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Journal Pre-proofs Effect of creep feed grinding on surface integrity and fatigue life of Ni3Al based superalloy IC10 Shuaiqi ZHANG, Zhongxue YANG, Ruisong JIANG, Qichao JIN, Qiang
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— This paper presents the grinding characteristics of a newly developed ultrafine-polycrystalline cBN abrasive grit in creep feed profile grinding of Nickel-based …
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DOI: 10.1016/j.cja.2024.01.020 Corpus ID: 267241215; Surface integrity evolution during creep feed profile grinding of γ-TiAl blade tenon @article{Chen2024SurfaceIE, title={Surface integrity evolution during creep feed profile grinding of $gamma$-TiAl blade tenon}, author={Tao Chen and Xiaowei Wang and Biaoqin Zhao and Wenfeng Ding and …
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Creep feed profile grinding of the fir-tree blade root forms of single crystal nickel-based superalloy was conducted using microcrystalline alumina abrasive wheels in the present study.
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DOI: 10.1016/S0141-6359(01)00078-2 Corpus ID: 136592770; Creep feed profile grinding of Ni-based superalloys with ultrafine-polycrystalline cBN abrasive grits @article{Sunarto2001CreepFP, title={Creep feed profile grinding of Ni-based superalloys with ultrafine-polycrystalline cBN abrasive grits}, author={Sunarto and Yoshio Ichida}, …
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"However, creep-feed grinding can undo that sequence. The workpiece could be heat treated first, meaning the workpiece could be brought to its final hardness first, before any machining is done. Creep-feed grinding would eliminate the interruption, delay and coordination necessary to ship a partially completed part away for this off-site step.
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— This paper presents the grinding characteristics of a newly developed ultrafine-polycrystalline cBN abrasive grit in creep feed profile grinding of Nickel-based superalloys.
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— This paper presents the grinding characteristics of a newly developed ultrafine-polycrystalline cBN abrasive grit in creep feed profile grinding of Nickel-based superalloys.
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Instead of hard milling a part, deburring it, then finishing with surface grinding, creep feed grinding can accomplish the same results in one operation. In some cases, creep feed grinding is as much as 40 percent faster than alternative …
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DOI: 10.1016/j.jmapro.2024.07.129 Corpus ID: 271715961; Laser-assisted Belt Grinding with Creep Feed for Enhanced Surface Integrity and Abrasive wear Reduction @article{Ni2024LaserassistedBG, title={Laser-assisted Belt Grinding with Creep Feed for Enhanced Surface Integrity and Abrasive wear Reduction}, author={Yuanhe Ni and …
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Creep feed profile grinding (CFPG) as a crucial precision process that is applied to produce the final profile of the blade tenon. However, sudden surface burns and microcracks of machined γ-TiAl blade tenon often occur because of its low plasticity and high strength during grinding processes, leading to poor surface integrity.
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— This paper presents the experimental investigation on the wear characteristics of CBN wheels in creep feed grinding. The obtained results are as follows : (1) As the …
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— Various standards define creep feed grinding as a peripheral grinding process with a relatively large depth of cut a e and accordingly low feed rate v f (ISO 3002-5 1989; VDI 3390 2014; VDI 3391 2016)monly, surface grinding is referred to as creep feed grinding when depth of cut a e ≥0.1 mm and a feed rate v f ≤3,000 mm/min are applied. …
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Creep feed belt grinding (CFBG) is a vital machining technique used for intricate curved parts like aero-engine blades and flaps. CFBG effectively removes material by using larger depths of cut and lower feed rates, but high loads can lead to severe belt wear and thermal damage defects in the process.
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— The creep feed profile grinding process was carried out on a computer numerical control machining center modeled PROFIMAT MT408 with a vitrified microcrystalline alumina abrasive wheel (5SG80F45A, 400 × 127 × 10 mm 3), as shown in figure 1.The abrasive wheel was profiled by a diamond roller dresser during grinding to …
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Abstract. Ni3Al-based intermetallic IC10 exhibits prominent high-temperature performance (e.g., high melting points, resistant to gas corrosion, and creep resistance); it acts as an …
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— Semantic Scholar extracted view of "Grindability and Surface Integrity of Cast Nickel-based Superalloy in Creep Feed Grinding with Brazed CBN Abrasive Wheels" by Ding Wenfeng et al. ... Creep feed profile grinding of Ni-based superalloys with ultrafine-polycrystalline cBN abrasive grits. Sunarto Y. Ichida. Materials Science, Engineering. …
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— Creep-feed grinding (CFG), as an advanced processing method, exhibits a large cutting depth; it is also referred to as creep-feed deep grinding. CFG exhibits high …
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Semantic Scholar extracted view of "Tool wear behavior of vitrified microcrystalline alumina wheels in creep feed profile grinding of turbine blade root of single crystal nickel-based superalloy" by Q. Miao et al. ... The burnished surface quality of a Ni-based alloy was investigated. For this, we developed and utilized a sliding burnishing ...
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— DD6 nickel-based single-crystal superalloy has been treated as an ideal material for the high-valued and high-performed aero-engine components; however, it was found difficult to remove material from the DD6 nickel-based single-crystal superalloy in cutting and grinding. Although creep-feed deep grinding (CFDG) has been widely …
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— To this end, an experiment was developed to investigate the tool wear behavior in the creep feed profile grinding of the fir tree blade root forms of single crystal …
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— The grinding characteristics of a newly developed ultrafine-polycrystalline cBN (PcBN-U) grit in creep feed profile grinding of Ni-based superalloys have been …
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