Results 221 to 230 of about 4,177 (246)

Spatter-free laser percussion drilling of closely spaced array holes

open access: yesInternational Journal of Machine Tools and Manufacture, 2001
Spatter is one of the inherent defects commonly associated with holes produced with laser drilling. This work reports on a method of spatter prevention, workable for a wide range of process parameters.
D K Y Low
exaly   +2 more sources

Study of the spatter distribution on the powder bed during selective laser melting

open access: yesAdditive Manufacturing, 2018
In Selective Laser Melting (SLM), inert gas is pumped into the chamber to eliminate the deleterious by-products, which includes spatter. Despite this, traces of spatter on the powder bed have always been observed. Earlier research mainly focussed on the
Quang-Cuong Pham, Ahmad Bin Anwar
exaly   +2 more sources

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