Abstract
The method of remanufacturing a cylinder head 10 includes the steps of removing material from around at least a portion of a crack 20 in the cylinder head to form a slot (40, Figure 4). A compound material (30, Figure 3) is then applied using direct laser deposition (21, Figure 3) to fill the slot. The direct laser deposition includes performing a pre-scanning operation at a first laser power and a first scan speed. The compound material is deposited at a second laser power and a second scan speed. The second laser power and the second scan speed may be respectively equal to or different from the first laser power and first scan speed. The first laser power and the second laser power are less than or equal to 700W. The first scan speed and second scan speed are less than or equal to 700mm/minute.
Original language | English |
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Patent number | GB2558274A |
Publication status | Published - 8 Feb 2017 |