Study on Forming Mechanism of the Recast Layer on the Workpiece Surface during Micro EDM [PDF]
MaterialsIn comparison to conventional EDM, micro EDM distinguishes itself through its brief discharge duration, narrow discharge channel radius, and concentrated energy density. However, there remains a paucity of comprehensive research on the surface formation characteristics in this domain.
Haifeng He, Xuyang Chu
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Formation and Characterization of the Recast Layer Formed on Inconel 718 during Wire Electro Discharge Machining [PDF]
Materials, 2023 The present work investigates the formation and microstructural and micro-mechanical characterization of the recast layer that formed on Inconel 718 alloy in the course of the wire electro-discharge machining (WEDM). The as-machined surface contains globules, shallow cracks, and re-deposition of molten materials, together with the elements from the ...
Alokesh Pramanik +2 more
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Crack study of recasting layer on workpiece surface in Micro-EDM [PDF]
MATEC Web of Conferences, 2022 In this paper, the crack phenomenon of different materials was studied according to the surface morphology of recasting layer of micro EDM workpiece. In this paper, high-speed steel and titanium alloy are used as workpiece materials, and the RC pulse ...
Wang Chunmei +3 more
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Influence of EDM Parameters on the Appearance of Recast Layer [PDF]
Engineering and Technology Journal, 2017 Electrical discharge machining (EDM) is one of non-traditional methods employed to produce complicated forms of electrical conductive materials. This process can be applied to materials difficult to machine with traditional methods.
S.K. Shather, A.F. Ibrahim, N. Jammal
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Understanding the Micro-Mechanical Behaviour of Recast Layer Formed during WEDM of Titanium Alloy
Metals, 2022 In the course of wire electro-discharge machining (WEDM), the unavoidable and undesirable formation of a recast layer on titanium (Ti) alloy was observed to have taken place.
Animesh Basak +4 more
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Recast Layer-Induced Fatigue Degradation in High-Speed EDM Microholes: Experimental Characterization. [PDF]
Materials (Basel)High-speed electrical discharge machining (EDM) is crucial for drilling aerospace components, but the fatigue effects of its recast layer are still not well understood. This study investigates the fatigue behavior of high-speed EDM-processed specimens using ultrasonic fatigue testing and microscopic analysis. The recast layer showed a 20.4% increase in
Zhang Y +5 more
europepmc +3 more sources
Evaluation of the Surface Integrity and Recast Layer in Electrical Discharge Turning of WC-Co Composites. [PDF]
Micromachines (Basel)Tungsten carbide (WC) and its composites are typically associated with high hardness and high wear resistance, posing challenges in conventional machining processes like turning. To address the machining difficulties of WC-Co, electrical discharge turning (EDT) was proposed. The rotational speed in EDT is a key factor influencing the machining results;
Soleymani M, Hadad M.
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The Influence of Contour Form Geometric Features and the Number of Cutting Passes on the Surface Quality Characteristics and Critical Points of Cutting Tools Fabricated by Wire Electrical Discharge Machining (WEDM) [PDF]
MicromachinesSince one of the effective methods for producing the form-cutting tools used in the form-turning process involves utilizing a wire cut machine, the effect of the geometric characteristics of the form contour on reducing the negative effects of the recast
Amir Alinaghizadeh +2 more
doaj +2 more sources
Thinning Process of Recast Layer in Hole Drilling and Trimming by EDM
Procedia CIRP, 2016 Abstract In order to reduce the recast layer thickness of film cooling holes on turbine blade, a novel thinning process of electrical discharge machining (EDM) is investigated. To avoid the contradiction between holes drilling speed and recast layer of nickel-based superalloy, the EDM holes process consists of two steps, the drilling process for high
Cj, Li, Li, Y., Tong, H., Zhao, L.
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Tribology of EDM Recast Layers Vis-À-Vis TIG Cladding Coatings: An Experimental Investigation. [PDF]
Micromachines (Basel)Tribological performance is critical for the longevity and efficiency of machined components in industries such as aerospace, automotive, and biomedical. This study investigates whether electrical discharge machining recast layers can serve as a cost-effective and time-efficient alternative to conventional tungsten inert gas cladding coatings for ...
Adnan M, Qureshi W, Umer M.
europepmc +4 more sources