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Showing papers in "Journal of Materials Processing Technology in 1997"


Journal ArticleDOI
TL;DR: In this article, the main problems associated with the machining of titanium as well as tool wear and the mechanisms responsible for tool failure are discussed. But no equivalent development has been made for cutting titanium alloys due primarily to their peculiar characteristics.

1,417 citations


Journal ArticleDOI
TL;DR: In this paper, the effect of cutting conditions on the machinability of Inconel 718 was discussed and two types of coated cemented carbide inserts, grades EH20Z-UP and AC25, were tested at a constant depth of cut.

317 citations


Journal ArticleDOI
TL;DR: Fiber Metal Laminates (FML) as mentioned in this paperiber metal laminates consist of thin, high strength aluminium alloy sheets alternately bonded to plies of fiber-reinforced epoxy adhesive.

309 citations


Journal ArticleDOI
TL;DR: In this paper, a thermal lag model was proposed to explain the concentration of SiC particles in the interdendritic regions of two aluminium alloys (A536 and 6061).

270 citations


Journal ArticleDOI
TL;DR: An overview of the fundamental principles of hydroforming processes and their variants is given in this article, where correlations between the workpiece geometry and the design of tool and process and the forming result are exemplarily illustrated.

209 citations


Journal ArticleDOI
TL;DR: In this paper, the results reveal that response surface methodology combined with factorial design of experiments is a better alternative to the traditional one-variable at-a-time approach for studying the effects of cutting variables on responses such as surface roughness and tool life.

201 citations


Journal ArticleDOI
TL;DR: In this paper, the mature situation for polymer matrix composites (PMCs) is discussed, and the main text is devoted to the variety of routes available for processing MMCs.

188 citations


Journal ArticleDOI
TL;DR: In this article, a suitable selection of machining parameters for wire electrical discharge machining (WEDM) process relies heavily on the operators' technologies and experience because of their numerous and diverse range.

187 citations


Journal ArticleDOI
TL;DR: In this paper, the authors present a review of HSM machinability work over the last decade and include tool life, workpiece surface finish/dimensional accuracy and cost data.

165 citations


Journal ArticleDOI
TL;DR: In this article, simple ball-and roller-burnishing tools were used for the experimental work of the present study, these tools being quite similar in their design principles, and the performance of the tools, together with the effects of the burnishing force and the number of burnishing tool passes on the surface roughness and surface hardness of commercially available aluminum and brass, were studied.

158 citations


Journal ArticleDOI
TL;DR: In this paper, a response surface model based on a central composite rotatable experimental design and a 4-16-3 size back-propagation neural network have been developed.

Journal ArticleDOI
TL;DR: In this paper, a review of in situ metal/ceramic composite materials with a greater emphasis on directed melt oxidation and nitridation is presented, and the mechanical properties, toughening mechanisms and potential applications are briefly reviewed.

Journal ArticleDOI
TL;DR: In this paper, the effects of current setting and pulse-on time on the fatigue lives of AISI D6 tool steel specimens produced using three-dimensional cavity machining are investigated.

Journal ArticleDOI
TL;DR: The relationship between the machinability and the brittleness of glass-ceramic materials is investigated in this paper, where the authors propose the use of a brittility index (B), given by the ratio of the hardness to the fracture toughness, as a parameter for estimating the machINability.

Journal ArticleDOI
TL;DR: In this article, a simplified model is developed to predict the characteristics of the material removal rate for varying input parameters with the objective of finding the possibility of enhancing the capability of the process.

Journal ArticleDOI
TL;DR: In this paper, the authors address the concept of a particle distribution map which can help in predicting particle distribution under different solidification conditions, and present a method to obtain composites with tailored microstructures.

Journal ArticleDOI
TL;DR: In this article, the effect of the laser parameters and the material properties on the hole quality when drilling is examined, and a statistical approach, referred to as factorial design, is employed to test the significance level of the factors that affect hole quality.

Journal ArticleDOI
TL;DR: In this article, a study of the development of mathematical models for tool life in end milling steel (190 BHN) using high-speed steel slot drills under dry conditions is presented.

Journal ArticleDOI
TL;DR: In this article, the roles of activation energy and crystalline size in the mechanical alloying process were investigated, and it was shown that a decrease in activation energy can result in an increase in diffusion at constant temperature.

Journal ArticleDOI
TL;DR: In this article, the authors studied the machinability of electrical discharge machining of metal matrix composite (MMC) materials for high performance applications such as aerospace vehicles and racing automobiles.

Journal ArticleDOI
TL;DR: In this paper, the effect of current, electrode polarity, electrode diameter and electrode extension on the melting rate, bead height, bead width and weld penetration in submerged arc welding was analyzed.


Journal ArticleDOI
TL;DR: In this paper, a simple approach, incorporating the normal anisotropic value R and the strain hardening exponent n, is developed to estimate springback, bendability and the maximum bending moment in pure bending.

Journal ArticleDOI
TL;DR: In this paper, a feed-forward neural network is used to on-line monitor electrical discharge machining (EDM) processes, based on the neural network through the back-propagation learning algorithm.

Journal ArticleDOI
Y.F. Luo1
TL;DR: In this paper, the indispensable stabilizing role of gap debris in precision electrodischarge machining (EDM) has been investigated and it is shown that failure to evacuate surfeited debris in a spark gap results in arcing that damages the tool electrode as well as the work.

Journal ArticleDOI
TL;DR: It can be concluded that the tolerance-allocation model combined with a tolerance-cost relationship can provide a very practical and useful approach for design engineers.

Journal ArticleDOI
TL;DR: In this paper, two types of advanced ceramics, Sialon and Al2O3 TiC, were machined successfully by the Wire-Cut EDM process.

Journal ArticleDOI
TL;DR: In this article, the requirements of the materials used for WEDM electrodes that will lead to the improvement of the performance of WEDMs have been investigated, and experiments have been conducted regarding the choice of suitable wire electrode materials.

Journal ArticleDOI
TL;DR: In this article, a mechanical model for ring rolling is established, the extremum parameters in ring rolling being derived based on the model, and predicted results compared with experimental results, and the model is applied to ring rolling.

Journal ArticleDOI
TL;DR: In this paper, an investigation has been made into the combined technology of ultrasonic and wire electrical discharge machining (W-EDM), in which the design of the vibrating device is described.