[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"ssr-repo-dspace000002655":3,"ssr-repo-divisions":63,"menu-footer-id":249,"menu-main-id":310},{"id":4,"title":5,"authors":6,"files":8,"advisors":35,"authors_detail":36,"advisors_detail":40,"publisher":41,"publish_place":42,"language":43,"type":44,"type_slug":45,"year":46,"department":47,"study_program":48,"keywords":49,"keywords_detail":53,"abstract":60,"abstract_html":61,"url":62},"repo-dspace000002655","Analisis Ketinggian Flensa Hasil Single-Step Incremental Backward Hole-Flanging Pelat Aluminium Terhadap Parameter Proses Pembentukan Dan Geometri Pahat",[7],"Ismi Faradilla",[9,13,16,19,23,26,29,32],{"chapter":10,"requires_login":11,"label":12,"available":11},"abstrak",false,"Abstrak",{"chapter":14,"requires_login":11,"label":15,"available":11},"bab1","Bab I",{"chapter":17,"requires_login":11,"label":18,"available":11},"bab2","Bab II",{"chapter":20,"requires_login":21,"label":22,"available":11},"bab3",true,"Bab III",{"chapter":24,"requires_login":21,"label":25,"available":11},"bab4","Bab IV",{"chapter":27,"requires_login":21,"label":28,"available":11},"bab5","Bab V",{"chapter":30,"requires_login":21,"label":31,"available":11},"full","Dokumen Lengkap",{"chapter":33,"requires_login":11,"label":34,"available":21},"open","Akses Terbuka",[],[37],{"name":7,"nim":38,"slug":39},"1941230055","ismi-faradilla",[],"Politeknik Negeri Malang","Malang","Indonesia","Skripsi (D4)","skripsi-d4",2023,"D-IV TEKNIK MESIN PRODUKSI dan PERAWATAN",null,[50,51,52],"Aluminium","Incremental Backward Hole-Flanging","Ketinggian Flensa",[54,56,58],{"name":50,"slug":55},"aluminium",{"name":51,"slug":57},"incremental-backward-hole-flanging",{"name":52,"slug":59},"ketinggian-flensa","Pembentukan logam merupakan proses manufaktur dimana bentuk benda kerja logam diubah bentuknya melalui deformasi plastis. Incremental Sheet Forming (ISF) merupakan teknologi baru yang dikembangkan untuk mengurangi pengunaan punch dan dies pada proses hole-flanging konvensional. Namun pada proses ini belum mampu membentuk flensa keluar, oleh karena itu Incremental Backward Hole-flanging (IBHF) dilakukan untuk mengatasi masalah tersebut. IBHF dapat menghasilkan flensa terutama pada benda kerja yang hampir semua permukaan kerjanya tertutup untuk memperkuat tepi bagian lubang dan menyediakan luasan pengikat yang cukup pada proses penyambungan pipa. Oleh karena itu, penelitian ini dilakukan untuk megetahui seberapa besar pengaruh variabel bebas terhadap ketinggian flensa pada pelat aluminium. Variabel bebas pada penelitian ini adalah kecepatan putaran pahat (N) dengan level sebesar 32RPM, 100RPM, 200RPM, 300RPM, dan 368RPM, langkah pembentukan horizontal (ah) dengan level sebesar 0,33mm, 0,5mm, 0,75mm, 1mm, dan 1,17mm serta radius pahat pembentuk (rd) dengan level sebesar 3,3mm, 5mm, 7,5mm, 10mm, dan 11,7mm. Perancangan percobaan tersusun dengan menggunakan metode reponse surface methodology central composite design (CCD). Penelitian dilakukan langsung pada mesin CNC Vertical Machining Center Dahlih 1020A dengan menggunakan benda kerja berbahan Aluminium AL1100. Pada penelitian ini menunjukkan bahwa semakin tinggi nilai “N” akan meningkatkan ketinggian flensa. Nilai level pada “ah” dan “rd” tidak memiliki perbedaan pengaruh yang signifikan pada ketinggian flensa. Nilai interaksi variasi “N” dan “rd” memiliki pengaruh yang signifikan pada ketinggian flensa, serta model empiris yang menunjukkan variabel bebas memiliki pengaruh yang signifikan terhadap ketinggian flensa: = 4,046 + 0,02161 + 0,018 ℎ + 0,419 − 0,001841 ∗ .","\u003Cp>Pembentukan logam merupakan proses manufaktur dimana bentuk benda kerja logam diubah bentuknya melalui deformasi plastis. Incremental Sheet Forming (ISF) merupakan teknologi baru yang dikembangkan untuk mengurangi pengunaan punch dan dies pada proses hole-flanging konvensional. Namun pada proses ini belum mampu membentuk flensa keluar, oleh karena itu Incremental Backward Hole-flanging (IBHF) dilakukan untuk mengatasi masalah tersebut. IBHF dapat menghasilkan flensa terutama pada benda kerja yang hampir semua permukaan kerjanya tertutup untuk memperkuat tepi bagian lubang dan menyediakan luasan pengikat yang cukup pada proses penyambungan pipa. Oleh karena itu, penelitian ini dilakukan untuk megetahui seberapa besar pengaruh variabel bebas terhadap ketinggian flensa pada pelat aluminium. Variabel bebas pada penelitian ini adalah kecepatan putaran pahat (N) dengan level sebesar 32RPM, 100RPM, 200RPM, 300RPM, dan 368RPM, langkah pembentukan horizontal (ah) dengan level sebesar 0,33mm, 0,5mm, 0,75mm, 1mm, dan 1,17mm serta radius pahat pembentuk (rd) dengan level sebesar 3,3mm, 5mm, 7,5mm, 10mm, dan 11,7mm. 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