?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KARAKTERISASI+PENYALAAN+MAGNESIUM+AZ31+PADA+PROSES+BUBUT+MENGGUNAKAN+APLIKASI+THERMOGRAFI&rft.creator=FENY+SETIAWAN%2C+0915021033&rft.subject=+&rft.description=ABSTRAK%0D%0A%0D%0AMagnesium+memiliki+sifat+ringan%2C+keuletan+yang+baik+serta+ketahanan+korosi+yang+baik.+Namun+magnesium+sangat+mudah+terbakar+karena+magnesium+rektif+terhadap+oksigen+dan+senyawa+lain+terutama+berbentuk+serbuk.+Seperti+diketahui+bahwa+suhu+penyalaan+magnesium+pada+tekanan+atmosfir+berada+dibawah+titik+cairnya+yaitu+623+oC.+Salah+satu+cara+untuk+mengetahui+penyalaan+dengan+menggunakan+aplikasi+thermografi.+Thermografi+juga+mampu+menangkap+peristiwa+penyalaan+pada+saat+proses+pemesinan.Pengambilan+data+dilakukan+dengan+melakukan+pemesinan+batang+magnesium+AZ31+dengan+berbagai+kondisi+pemesinan+bubut+dan+kelembapan+udara+73+%25.+Dari+hasil+eksperimen%2C+temperatur+naik+seiring+dengan+kenaikan+kecepatan+potong+pada+berbagai+laju+pemakanan+dan+kedalaman+potong.+Disamping+itu+pemesinan+magnesium+diperoleh+penyalaan+pada+kecepatan+potong+180+m%2Fmin+menghasilkan+suhu+553%2C235+oC+dan+kecepatan+potong+200+m%2Fmin+menghasilkan+suhu+620%2C675+oC.+Kedua+penyalaan+terjadi+pada+gerak+makan+0%2C05+mm%2Frev+serta+kedalaman+potong+0%2C05+mm.%0D%0AHistogram+akan+menunjukkan+titik+puncak+tertinggi+pada+area+terang+apabila+terjadi+penyalaan.+Semakin+tinggi+kecepatan+potong+maka+suhu+akan+meningkat+pula.+Seiring+tingginya+kecepatan+potong+yang+digunakan%2C+memiliki+peranan+penting+terjadinya+penyalaan.+Dengan+begitu+perlu+dihindari+penggunaan+beberapa+parameter+tersebut+yang+memungkinkan+terjadinya+penyalaan.+%0D%0A%0D%0AKata+kunci%3A+magnesium+AZ31%2C+thermografi%2C+penyalaan%2C+bubut%2C+distribusi+suhu%2C+histogram%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AMagnesium+has+a+light+characteristic%2C+good+ductility+and+good+corrosion+resistance.+But+magnesium+is+highly+flammable+because+magnesium+reactive+to+oxygen+and+other+compounds%2C+especially+in+the+form+of+powder.+as+it+is+known+that+magnesium+ignition+temperature+at+atmospheric+pressure+it+is+under+the+liquid+point+is.+623+oC.+One+measure+to+measure+ignition+temperature+is+by+using+thermografi+application.+Thermografi+is+also+able+to+capture+the+event+of+ignition+at+the+time+of+the+machining+process.Data+collection+was+done+by+machining+AZ31+magnesium+rod+with+various+machining+conditions+and+at+the+humidity+73+%25.+From+the+results+of+experiments%2C+the+temperature+rise+along+with+increase+cutting+speed++at+various+feed+rate+and+depth+of+cut.+Beside+that%2C+magnesium+ignition+occured+at+the+cutting+speed+of+180+m%2Fmin+resulted+in+the+temperature+of+553.235+%C2%B0+C+and+cutting+speed+of+200+m%2Fmin+resulted+in+the+temperature+of+620.675+%C2%B0+C.+Both+ignition+occured+in+feed+rate+of+0.05+mm%2Frev+and+depth+of+cut+of+0.05+mm.Histogram+shown+the+highest+peak+point+in+the+bright+area+in+the+ignition.+The+higher+of+cutting+speed%2C+the+temperature+will+increase+as+well.+Along+the+high+cutting+speeds+are+used%2C+have+an+important+role+occurrence+of+ignition.+Thus+to+avoid+the+use+of+some+of+the+parameters+that+allow+the+ignition%0D%0A%0D%0AKeywords%3A+magnesium+AZ31%2C+thermografi%2C+ignition%2C+the+lathe%2C+the+distribution+of+temperature%2C+histogram%0D%0A%0D%0A&rft.publisher=Fakultas+Teknik&rft.date=2014-10-14&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F1%2F1.%2520Abstrak.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F2%2F2.%2520Abstract.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F3%2F3.%2520Cover%2520dalam.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F4%2F4.%2520Hlm.%2520Persetujuan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F5%2F5.%2520Hlm.%2520Pengesahan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F6%2F6.%2520Hlm.%2520Pernyataan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F7%2F7.%2520Riwayat%2520Hidup.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F8%2F8.%2520Persembahan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F9%2F9.%2520Moto.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F10%2F10.%2520San%2520wacana.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F11%2F11.%2520Daftar%2520Isi.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F12%2F12.%2520Daftar%2520Tabel.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F13%2F13.%2520Daftar%2520Lampiran.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F14%2F14.%2520Daftar%2520Gambar.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F4600%2F15%2F15.%2520Daftar%2520Simbol.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdig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