In the present work, an experimental investigation on wire electrical discharge machining (WEDM) of Monel-400 has been presented. Monel-400 is a nickel–copper-based alloy, mostly employed in ships and corrosion-resisting applications. Four input WEDM parameters namely discharge current (Ip), pulse-on time (Ton), pulse-off time (Toff) and servo voltage (SV) have been investigated and modeled for...

Wire electric discharge machining (WEDM) is one of the advanced machining processes. Response surface methodology coupled with Grey relation analysis method has been proposed and used to optimise the machining parameters of WEDM. A face centred cubic design is used for conducting experiments on high speed steel (HSS) M2 grade workpiece material. The regression model of significant factors such ...

Wire electric discharge machine (WEDM) is spark erosion in unconventional machining technique to cut hard and the conductive material with a wire as an electrode. The blanking die material SKD 11 is a high carbon and high chromium tool steel with high hardness and high wearing resistance property. This tool steel has broad application in press tools and dies making industries. In this research ...

Wire electrical discharge machining (WEDM) is an unconventional process that being extensively used in the aerospace,medical devices, die, tooling, and automotive industries for high-hardness materials with conductivity. In present work, WEDM of aluminium 6082 alloys was carried out since it influences diversified applications manufacturing industries. The includes extensive number variables in...

Inspired by the array microstructure of natural superhydrophobic surfaces (lotus leaf and cicada wing), an array microstructure was successfully constructed by high speed wire electrical discharge machining (HS-WEDM) on the surfaces of a 7075 aluminum alloy without any chemical treatment. The artificial surfaces had a high apparent contact angle of 153° ± 1° with a contact angle hysteresis less...

In this paper, considering the effects of characteristics three-phase flow dielectric in discharge gap field on channels ultrasonic vibration and magnetic assisted low speed WEDM (USV-MF WEDM-LS), model channel including position size is established. Firstly, a mechanism bubble-particle bridging breakdown was proposed under working condition cutting workpieces with large thickness. Then predict...

Gear fabrication in wire electrical discharge machining (WEDM) plays an important role manufacturing industries. This paper describes the analysis and optimization of process parameters for spur gear on brass workpiece (10cmx15cmx6mm) material by EDM process. The experiments were performed using design experiment (DoE) approach removal rate (MRR) was analyzed response surface methodology techni...

Abstract In wire electrical discharge machining (WEDM), the erosion is made through a series of overlapped craters. The shape these craters has relevant impact on characteristics machined surface, from surface roughness to heat effects during spark. Current models EDM process do not represent specific WEDM characteristics, such as radial asymmetry crater or geometrical shape. order characterize...

Nonconventional machining technologies have been found viable to manufacture various products from a wide range of engineering materials. Wire electric discharge (WEDM), also known as Wire-EDM, is one the important thermal type nonconventional technologies. Wire-EDM being preferably used by manufacturers produce biomedical devices including bio and dental implants. This paper presents an overvi...