Zaɓaɓɓen Laser Melting (SLM) yana amfani da iska mai ƙarfi na Laser kuma yana narkewa gaba ɗaya foda na ƙarfe don samar da sifofin 3D, wanda shine fasaha mai yuwuwar ƙirar ƙarfe. Ana kuma kiransa fasahar narkewar walda ta Laser. Gabaɗaya, ana ɗaukarsa reshe ne na fasahar SLS.
A cikin aiwatar da bugu na SLS, kayan ƙarfe da ake amfani da shi shine gauraye foda na sarrafawa da ƙarancin narkewar ƙarfe ko kayan ƙwayoyin cuta. An narkar da ƙananan kayan da ke narkewa amma babban ƙwayar ƙarfe mai narkewa ba a narke ba a cikin tsari. amfani Muna amfani da kayan da aka narke don cimma tasirin haɗin gwiwa da gyare-gyare. Remelting a babban zafin jiki yana da mahimmanci idan ana buƙatar amfani dashi.
Gabaɗayan aikin bugu na SLM yana farawa tare da yanke bayanan CAD 3D da canza bayanan 3D zuwa bayanan 2D da yawa. Tsarin bayanan 3D CAD yawanci fayil ne na STL. Hakanan ana amfani da shi sosai a cikin wasu dabarun bugu na 3D mai leda. Za mu iya shigo da bayanan CAD cikin software na yankan da saita sigogi daban-daban, da kuma saita wasu sigogin sarrafa bugu. A cikin aiwatar da bugu na SLM, da farko, ana buga wani sirara mai bakin ciki iri-iri a kan substrate, sa'an nan kuma ana samun bugu na 3D ta motsi na axis Z.
Dukkanin aikin bugawa ana aiwatar da shi a cikin rufaffiyar akwati da aka cika da iskar gas argon ko nitrogen don rage abun ciki na oxygen zuwa 0.05%. Yanayin aiki na SLM shine sarrafa galvanometer don gane hasken laser na foda tiled, dumama karfe har sai ya narke gaba daya. Lokacin da aka kammala tebur mai iska mai iska na matakin daya, teburin yana motsawa ƙasa, kuma tsarin tiling yana sake yin aikin tayal kuma, sannan laser .Bayan kammalawar iska mai iska na Layer na gaba, sabon Layer na foda yana narkewa kuma an haɗa shi tare da Layer na baya, Wannan sake zagayowar yana maimaita zuwa ƙarshe don kammala 3D geometry.Aiki sarari yana cika da inerted tsarin foda. kawar da tartsatsin da Laser ke haifarwa.
Ana amfani da sabis ɗin bugu na SLM na ƙari na JS a fannoni daban-daban, kamar masana'antar ƙira, ingantaccen kayan aikin masana'antu, sararin samaniya, masana'antar kera motoci, aikace-aikacen likita, binciken kimiyya, da sauran ƙananan ƙirar ƙira ko gyare-gyare. Fasahar SLM mai saurin yin samfuri tana da sifofin tsari iri ɗaya kuma babu ramuka, wanda zai iya fahimtar tsari mai sarƙaƙƙiya da ƙirar mai gudu mai zafi.
