J Mater Sci Technol ›› 1992, Vol. 8 ›› Issue (5): 330-334.

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New Laser-cladding Technique for Welding of Bridge Wires in Detonators

LI Yongzheng ZHANG Qiu'e Changchun Institute of Optics and Fine Mechanics,Changchun,130022,China   

  • Received:1992-09-28 Revised:1992-09-28 Online:1992-09-28 Published:2009-10-10

Abstract: The laser-cladding technique for welding of bridge wires is reported for the first time.The essen- tial feature of this technique different from the cur- rent methods is the realization of mutual melting of workpieces.Thus the stability of products is im- proved in an order of magnitude.The main points of the technique and the microanalyses of the weld- ing spot and other features are given.The technique presented is a novel method of welding between tiny piece and workpiece of different sizes and proper- ties.

Key words: laser-cladding technique, welding, bridge wire, detonator