By M. C. Flemings, R. Mehrabian (auth.), John J. Burke, Robert Mehrabian, Volker Weiss (eds.)
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Extra resources for Advances in Metal Processing
H. KEAR ET AL. 46 processing (20-22), pulse annealing (23, 24), and laser-assisted machining (25). Although no commercial applications have as yet been realized, the potential is clearly there, so that it is only a matter of time before these processes find their way into industry. At the present time, laser processing research is expanding rapidly into new areas such as atomization and controlled surface reactions. The future therefore, appears to hold great promise for a rising tide of successful applications for lasers in material processing tasks.
The future therefore, appears to hold great promise for a rising tide of successful applications for lasers in material processing tasks. The purpose of this paper is to present an overview of both old and new developments in laser processing of materials and to describe commercial laser processing applicaticins. STATE-OF-THE-ART Transformation Hardening and Surface Alloying Fig. 1 defines the operational regimes of lasers for various industrial materials processing techniques. 0 sees. In this process, the material surface is hardened by exploiting some naturally occurring solid state phase transformation, such as a martensitic transformation.
Technical monitor of the contract is Dr. B. A. MacDonald. LASER PROCESSING OF MATERIALS B. H. Kear, E. M. Breinan, & E. R. Thompson United Technologies Research Center East Hartford, Connecticut 06108 ABSTRACT This paper presents an overview of developments, old and new, in the technology of laser processing of materials including transformation hardening and surface alloying, welding, cutting, drilling, rapid solidification processing, pulse annealing, shock hardening, laser assisted machining, and laser controlled surface reactions.