PENGEMBANGAN TUNGKU PELEBURAN ALUMINIUM UNTUK MENGEMBANGKAN KOMPETENSI PENGECORAN DI SMK PROGRAM STUDI KEAHLIAN TEKNIK MESIN

Abstract

The program is aimed at developing casting competence at SMK
Muhammadiyah Prambanan Yogyakarta by developing gas fueled aluminium
crucible furnace. Research and development method was used to
develop aluminium crucible furnace. Training on crucible furnace operation
and aluminium casting for SMK Muhammadiyah teachers was done using
demonstration and lecture method. The program result is (Ø600x500)mm
crucible furnace with capacity of 15 kg melted aluminium. The furnace need
2,7 kg of LPG and 55 minutes to melt 8,6 kg aluminium. SMK Muhammadiyah
Prambanan teachers are able to operate the furnace, to make a sand
mold and to do a daily and special maintenance.
Keywords: Crucibel furnace, Aluminium, Casting competence, SMK, and
Mechanical Engineering