?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+ADITIF+FERRO+BORON+(FeB)+TERHADAP%0D%0AKARAKTERISTIK+SERBUK+HEMATIT+(%CE%B1-Fe2O3)&rft.creator=Suci+Pangestuti%2C+1317041045&rft.subject=Q+Science+(General)&rft.description=ABSTRAK%0D%0A%0D%0ATelah+dilakukan+penelitian+mengenai+pengaruh+aditif+Ferro+Boron+(FeB)+terhadap+karakteristik+serbuk+hematit+(%CE%B1-Fe2O3).+Proses+preparasi+sampel+dilakukan+dengan+mencampurkan+%CE%B1-Fe2O3+dan+FeB+menggunakan+metode+milling+kering+dengan+alat+Planetary+Ball+Mill+(PBM).+Variasi+komposisi+aditif+FeB+adalah+4+dan+8+wt.%25+dengan+suhu+kalsinasi+900%2C+1000+dan+1100+oC.+Karakterisasi+sampel+melalui+uji+Particle+Size+Analyzer+(PSA)%2C+true+density%2C+X-Ray+Diffraction+(XRD)+dan+Vibrating+Sample+Magnetometer+(VSM).+Dari+hasil+eksperimen+ditunjukkan+terjadi+peningkatan+ukuran+partikel+yang+berkaitan+dengan+penurunan+true+density+pada+sampel+8+wt.%25+dengan+nilai+sebesar+2%2C80+%CE%BCm+dan+2%2C47+g%2Fcm3.+Karakterisasi+XRD+menunjukkan+pada+sampel+8+wt.%25+dan+suhu+kalsinasi+1000+oC+dan+1100+oC+terbentuk+fasa+iron+boride+(Fe2B).+Sedangkan+pada+sampel+tanpa+aditif+terbentuk+fasa+maghemit+(%CE%B3-Fe2O3)+dan+magnetit+(Fe3O4)+setelah+proses+kalsinasi.+Karakterisasi+VSM+menunjukkan+bahwa+proses+kalsinasi+mengakibatkan+sifat+magnet+semakin+besar+dan+penambahan+FeB+cenderung+menurunkan+sifat+magnet+pada+sampel+sebelum+dan+setelah+kalsinasi.%0D%0AKata+Kunci+%3A+Hematit+(%CE%B1-Fe2O3)%2C+ferro+boron%2C+mechanical+alloying+dan+kalsinasi%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AThe+study+about+effect+of+ferro+boron+(FeB)+additive+towards+characteristic+of+hematite+(%CE%B1-Fe2O3)+powder+has+been+done.+The+powders+of+FeB+and+%CE%B1-Fe2O3+was+milled+with+dry+milling+method+using+Planetary+Ball+Mill+(PBM)+for+12+hours.+Variation+of+FeB+compositions+are+4+and+8+wt.%25.+The+milled+powder+was+calcined+at+temperatures+of+900%2C+1000+and+1100+oC.+The+characterization+of+the+powders+was+performed+by+Particle+Size+Analyzer+(PSA)%2C+true+density%2C+X-Ray+Diffraction+(XRD)+and+Vibrating+Sample+Magnetometer+(VSM).+The+results+effect+of+additives+FeB+showed+an+increasing+of+particle+size+which+related+to+decrease+of+true+density+of+sample+8+wt.%25+composition+with+a+value+2.80+%CE%BCm+and+2.47+g+%2F+cm3.+Respectively+the+XRD+characterization+of+sample+with+8+wt.%25+composition+with+the+calcination+temperature+of+1000+and+1100+%C2%B0C+showed+that+iron+boride%0D%0AFe2B)+phase+was+formed.+Maghemite+(%CE%B3-Fe2O3)+and+magnetite+(Fe3O4)+was+formed+during+calcination+for+non-additive+sample.+The+VSM+characterization+showing+the+effect+of+the+calcination+temperature+are+increasing+the+magnetic+properties+and+the+addition+of+FeB+tends+to+lower+the+magnetic+properties+within+samples+before+and+after+calcined.%0D%0AKey+word%3A+Hematite+(%CE%B1-Fe2O3)%2C+ferro+boron%2C+mechanical+alloying+and+calcination&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2017-07-14&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F27724%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F27724%2F2%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F27724%2F3%2FSKRIPSI%2520FULL.pdf&rft.identifier=++Suci+Pangestuti%2C+1317041045++(2017)+PENGARUH+ADITIF+FERRO+BORON+(FeB)+TERHADAP+KARAKTERISTIK+SERBUK+HEMATIT+(%CE%B1-Fe2O3).++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F27724%2F