?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=RANCANG+BANGUN+PERANGKAT+SQUEEZE+CASTING+UNTUK+PEMBUATAN+BAHAN+DASAR+MATERIAL+BAUT+TULANG+BERBASIS+MAGNESIUM+AZ31+&rft.creator=Nur+Wakhid%2C+1215021062&rft.subject=Teknik+mesin+dan+mesin&rft.description=Squeeze+Casting+merupakan+salah+satu+teknik+pengecoran+dimana+logam+cair+dibentuk+dibawah+tekanan+mekanis+yang+tinggi%2C+sehingga+didapatkan+kombinasi++keuntungan+dari+dua+proses+sekaligus%2C+yaitu+dari+proses+tempa+dan+proses+pengecoran.+Untuk+mendapatkan+hasil+squeeze+casting+yang+bagus+diperlukan+perangkat+cetakan+squeeze+casting+yang+benar.+Tugas+akhir+ini+berisi+uraian+rancang+bangun+perangkat+squeeze+casting+untuk+pembuatan+bahan+dasar+material+baut+tulang+berbasis+magnesium+AZ31.+Perancangan+perangkat+squeeze+casting+ini+dilakukan+dengan+analisis+perhitungan+dan+simulasi.+Beberapa+analisis+yang+dilakukan+yaitu+analisis+pemuaian+silinder+dies%2Fcetakan%2C+analisis+waktu+tunggu+pemanasan+silinder+dies%2Fcetakan%2C+analisis+kekuatan+silinder+dies%2Fcetakan%2C+dan+analisis+kekuatan+batang+punch%2Fpenekan+yang+terjadi+pada+beberapa+variasi+temperatur+kerja.%0D%0AMaterial+cetakan+squeeze+casting+menggunakan+SS+AISI+304+dengan+suhu+kerja+pemanas+sampai+dengan+710+oC.+Namun+dalam+penelitian+ini+suhu+kerja+dibatasi+sampai+650+oC+bertepatan+dengan+suhu+magnesium+AZ31+mencair.+Semua+analisis+yang+dilakukan+berdasarkan+pada+rentang++temperatur+kerja+antara+300+oC+sampai+650+oC.+Diameter+dalam+awal+silinder+pada+analisis+pemuaian+cetakan+adalah+11+mm+ketika+dilakukan+pemanasan+pada+temperatur+300+oC+dan+menyebabkan+perubahan+diameter+dalam+menjadi+11%2C05+mm.+Kemudian++temperatur+dinaikkan++menjadi+350+oC%2C+400+oC%2C+450+oC%2C+500+oC%2C+550+oC%2C+600+oC+dan+650+oC%2C+dan+menyebabkan+diameter+dalam+silinder+menjadi+11%2C06+mm%2C+11%2C07+mm%2C+11%2C09+mm%2C+11%2C10+mm%2C+11%2C11+mm+dan+11%2C13+mm.%0D%0AKemudian+pada+analisis+waktu+tunggu+pemanasan%2C+untuk+menaikkan+temperatur+cetakan+menjadi+300+oC+membutuhkan+waktu+tunggu+selama+2%2C9+menit%2C+lalu+untuk+menaikkan+temperatur+menjadi+350+oC%2C+400+oC%2C+450+oC%2C+500+oC%2C+550+oC%2C+600+oC+dan+650+oC+membutuhkan+waktu+tunggu+selama+3%2C5+menit%2C+4%2C1+menit%2C+4%2C7+menit%2C++%0D%0A5%2C3+menit%2C+5%2C9+menit%2C+6%2C5+menit%2C+dan+7%2C2+menit.+Pada+analisis+kekuatan+cetakan%2C+ketika+dilakukan+pada+temperatur+300+oC+beban+maksimal+cetakan+adalah+36%2C3+ton%2C+kemudian+pada+temperatur++350+oC%2C+400+oC%2C+450+oC%2C+500+oC%2C+550+oC%2C+600+oC+dan+650+oC+beban+maksimal+cetakan+34%2C5+ton%2C+33%2C1+ton%2C+32%2C1+ton%2C+30%2C9+ton%2C+29%2C5+ton%2C+28%2C1+ton%2C+dan+26%2C1+ton.%0D%0ALalu+pada+analisis+kekuatan+batang+penekan%2C+pada+temperatur++300+oC+beban+maksimal+yang+mampu+ditahan+adalah+7%2C86+ton%2C++kemudian+pada+temperatur++350+oC%2C+400+oC%2C+450+oC%2C+500+oC%2C+550+oC%2C+600+oC+dan+650+oC%2C++beban+maksimal+yang+mampu+ditahan+adalah+7%2C65+ton%2C+7%2C44+ton%2C+7%2C24+ton%2C+7%2C01+ton%2C+6%2C81+ton%2C+6%2C61+ton%2C+dan+6%2C42+ton.+Setelah+diketahui+beban+maksimal+cetakan+dan+penekan%2C+kemudian+menentukan+tekanan++maksimal+squeeze+casting+yang+mampu+diberikan.+Pada+temperatur++300+oC+adalah+925%2C54+MPa%2C+kemudian+pada+temperatur++350+oC%2C+400+oC%2C+450+oC%2C+500+oC%2C+550+oC%2C+600+oC+dan+650+oC+tekanan++maksimal+squeeze+casting+yang+mampu+diberikan+adalah+900%2C00+MPa%2C+875%2C30+MPa%2C+852%2C57+MPa%2C+825%2C57+MPa%2C+802%2C22+MPa%2C+778%2C61+MPa%2C+dan+755%2C42+MPa.%0D%0A%0D%0AKata+kunci%3A+Squeeze+Casting%2C+pemuaian%2C+kekuatan+dies%2C+kekuatan+punch%2C+Magnesium+AZ31%2C+Stainless+Steel+AISI+304.%0D%0A%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0ASqueeze+casting+is+one+of+the+techniques+of+casting%2C+where+liquid+metal+formed+under+mechanical+high+pressure%2C+so+it+get+advantages+combination+of+two+processes+at+the+same+time%2C+that+from+process+of+forging+and+casting.+To+get+a+good+squeeze+casting+result%2C+it+is+required+a+correct+squeeze+casting+device.+This+final+project+contains+the+descriptions+design+and+fabrication+of+squeeze+casting+device+in+production+of+bone+screw+material++based+magnesium+AZ31.+Design+of+squeeze+casting+device+is+accomplished+by+analysis+calculation+and+simulation.+The+analysis+including%2C+analysis+of+expansion+dies%2Fmold+cylinder%2C+analysis+of+holding+time+heating+dies%2Fmold+cylinder%2C+analysis+of+strength++dies%2Fmold+cylinder%2C+and+analysis+strength+of+rod%2Fsuppressor.+Which+occured+in+some+variation+of+working+temperature.%0D%0ASqueeze+casting+device+used+SS+AISI+304+as+mold%2Fdie+materials+which+can+be+up+to+710+oC+according+to+heater+capacity.+However+in+this+study+the+working+temperature+is+limited+to+650+oC+coinciding+with+the+magnesium+melting+temperature+of+AZ31.+All+analysis+were+performed+based+on+the+working+temperature+range+between+300+%C2%B0C+to+650+%C2%B0C.+The+inner+diameter+of+the+cylinder+in+the+mold+expansion+analysis+was+11+mm+when+heated+at+300+%C2%B0C+and+caused+change+inner+diameter+to+11.05+mm.+Then+the+temperature+is+raised+to+350+%C2%B0C%2C+400+%C2%B0C%2C+450+%C2%B0C%2C+500+%C2%B0C%2C+550+%C2%B0C%2C+600+%C2%B0C+and+650+%C2%B0C%2C+and+causes+inner+diameter+of+cylinder+can+be+11.06+mm%2C+11.07+mm%2C+11.09+mm%2C+11.10+mm%2C+11.11+mm+and+11.13+mm.%0D%0AThen+in+analysis+of+heat+waiting+time%2C+to+raise+mold+temperature+be+300+%C2%B0C+required+waiting+time+2.9+minutes%2C+then+to+raise+temperature+to+350+%C2%B0C%2C+400+%C2%B0C%2C+450+%C2%B0C%2C+500+%C2%B0C%2C+550+%C2%B0C%2C+600+%C2%B0C+and+650+%C2%B0C+required+waiting+time+3.5+minutes%2C+4.1+minutes%2C+4.7+minutes%2C+5.3+minutes%2C+5.9+minutes%2C+6.5+minutes%2C+and+7.2+minutes.+In+analysis+strength+of+mold%2C+when+carried+out+at+300+%C2%B0C+the+maximum+mold+load+is++%0D%0A36.3+tons%2C+then+at+350+%C2%B0C%2C+400+%C2%B0C%2C+450+%C2%B0C%2C+500+%C2%B0C%2C+550+%C2%B0C%2C+600+%C2%B0C+and+650+%C2%B0C+maximum+load+of+mold+34.5+tons+%2C+33.1+tons%2C+32.1+tons%2C+30.9+tons%2C+29.5+tons%2C+28.1+tons+and+26.1+tons.%0D%0AThen+analysis+strength+of+pressure+rod%2C+at+temperature+300+oC+maximum+load+can+be+detained+is+7.86+tons%2C+then+at+350+oC%2C+400+oC%2C+450+oC%2C+500+oC%2C+550+oC%2C+600+oC+and+650+oC%2C+maximum+load+can+be+detained+were+7.65+tons%2C+7.44+tons%2C+7.24+tons%2C+7.01+tons%2C+6.81+tons%2C+6.61+tons%2C+and+6.42+tons.+After+known+the+maximum+load+of+mold+and+suppressor%2C+then+determine+the+maximum+squeeze+casting+pressure+that+can+be+given.+At+a+temperature+300+oC+is+925.54+MPa%2C+then+at+temperatures+350+oC%2C+400+oC%2C+450+oC%2C+500+oC%2C+550+oC%2C+600+oC+and+650+oC+the+maximum+squeeze+casting+pressure+that+can+be+given+were+900.00+MPa%2C+875.30+MPa%2C+852.57+MPa%2C+825.57+MPa%2C+802.22+MPa%2C+778.61+MPa%2C+and+755.42+MPa.%0D%0AKeywords%3A+Squeeze+casting%2C+expansion%2C+strength+of+dies%2C+strength+of+punch%2C+Magnesium+AZ31%2C+Stainless+Steel+AISI+304.+&rft.publisher=UNIVERSITAS+LAMPUNG&rft.date=2018-02-22&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F30856%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F30856%2F3%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F30856%2F2%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Nur+Wakhid%2C+1215021062++(2018)+RANCANG+BANGUN+PERANGKAT+SQUEEZE+CASTING+UNTUK+PEMBUATAN+BAHAN+DASAR+MATERIAL+BAUT+TULANG+BERBASIS+MAGNESIUM+AZ31.++UNIVERSITAS+LAMPUNG%2C+FAKULTAS+TEKNIK.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F30856%2F