نتایج جستجو برای: pmedm
تعداد نتایج: 34 فیلتر نتایج به سال:
Electrical discharge machining (EDM) is a wellestablished non-conventional machining process, used for manufacturing geometrically complex or hard and electrically conductive material parts that are extremely difficult to cut by other conventional machining processes. But sometimes poor surface finish and low volumetric material removal rate limits its use in the industry. To diffuse this probl...
Electrical discharge machining (EDM) process is one of the most commonly used nonconventional precise material removal processes. Electrical discharge machining (EDM) is a process for shaping hard metals and forming deep complex shaped holes by arc erosion in all kinds of electroconductive materials. Erosion pulse discharge occurs in a small gap between the work piece and the electrode. This re...
Powder mixed electro discharge machining (PMEDM) is a hybrid process in which dielectric fluid with electrically conductive powder particles for enhancing surface quality and material removal rate. Cryogenic treatment was brought this to improve tool life cutting properties. In research, silicon carbide (SiC) (EDM) has been performed AISI 304 machining. Experiments have carried out study the ef...
Ti-6Al-4V alloy has been widely used in industrial fields. Electrical discharge machining (EDM) is a commonly technology for alloy. During EDM of alloy, the thermal and physical characteristics tool electrode have an important influence on processing characteristics. In order to study different materials brass electrode, copper tungsten were perform this paper, electrodes with V-groove array st...
In the current study, an optimization process of powder-mixed electrical discharge machining (PMEDM) when cylindrically shaped parts made hardened 90CrSi steel is reported. this SiC powder was mixed into Diel MS 7000 dielectric solution. Additionally, graphite chosen as electrode material. The multi-objective functions were minimizing surface roughness (SR) and wear rate (EWR) maximizing materi...
In the current study, combining powder with dielectric fluid in electrical discharge machining (PMEDM) is a very fascinating technological approach. This approach most effective at increasing both productivity and quality of machined surface same time. The Taguchi–GRA was used to optimize roughness (SR), material removal rate (MRR), micro-hardness (HV) die steels mixed powder. Workpiece materia...
Abstract The effective application of any machining process relies on its ability to machine the part/material with high efficiency and better surface finish. Electrical discharge is considered as a non-conventional method which well established used for manufacture parts have geometrically complex shapes intricate profiles. This technique came out making dies mere tools other manufacturing pro...
Abstract The inflammation around poorly osseointegrated bioimplant is one of the root causes its failure. Therefore, biomedical industry constantly strives for new ways to develop bioactive surfaces in permanent implants enhance service life. In this regard, implant surface modification at micro/nanoscales carried out enrich substrate with higher engineering attributes and biocompatibility. Con...
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