(02-15-2016, 05:43 PM)BadDad Wrote: ...I would imagine that the amount of material actually applied to each blade edge could only be measured in micrograms.
My guess would be that thousands of "coated blades" would be needed to even provide a milligram of these prescious metals. Much less, I would guess, than even found on, say, and Iridium spark plug...
That would put the cost per blade in the fractional range for manufacturing, with the benefit of marketing a precious coated blade, allowing an increased selling price...
The amount of elemental metals used is extremely minute at most. This is done in angstroms.
https://www.google.com/patents/US5799549
Secretary Ramsey put his foot into it yesterday . . . in the course of his remarks he said that California “needs water and better society.” “So does h-ll,” yelled someone in the crowd.