Electrode material for travelling-wire type electrical discharge

Electric heating – Metal heating – Cutting or disintegrating

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219 69W, 252512, B23K 916

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active

044244320

ABSTRACT:
A method of electrical machining by the travelling-wire EDM process is improved by utilizing as the wire electrode for increased removal rate and reduced wear an electrode material which is drawn from a composition of 0.1 to 3% by weight zirconium, 0.3 to 10% zinc and the balance copper.

REFERENCES:
patent: 2161467 (1939-06-01), Hensel et al.
patent: 4193852 (1980-03-01), Inoue
patent: 4262185 (1981-09-01), Delpretti
patent: 4287404 (1981-09-01), Convers et al.
patent: 4320280 (1982-03-01), Inoue
Metallurgy of the Raw Materials, No. 2, "Zirconium", p. 20 QA. Publication, No. 43, pp. 29, 32.

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