METHOD OF COATING AN ARTICLE

摘要

A method of coating an article (18) wherein the method includes placing a large number N of non-industrial stock pieces (18) in a vacuum chamber (12) where N is a function of the cost of each stock piece, generating a plasma v ia mechanism (20) about the stock pieces, and supplying a current via power supply (22), modulator (24) and feed through (26) to the stock pieces at a level tailored to sufficiently coat each of the plurality of stock pieces wi th ions from the plasma and wherein the current level depends on the number N o f stock pieces.