Preparasi Serbuk dan Sintering Magnet Permanen Barium Heksaferit dengan Aditif FeMn

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LAMPIRAN 1

ALAT DAN BAHAN PENELITIAN

1. Peralatan Penelitian

Mortar dan Alu Ayakan 100 mesh

High Energy milling (HEM) Saringan

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Particle Size Analyzer (PSA)

SEM-EDX

Vacuum Furnace

Magnetizer K-Series _{X-Ray Diffraction}

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Peralatan Archimedes Dryer

Molding

piknometer

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Bata tahan panas Microhardness tester

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2. Bahan Penelitian

Serbuk BaFe12O19

Serbuk FeMn

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LAMPIRAN 2

DATA-DATA HASIL PENGUKURAN DENSITAS

1. True Density

Mengukur true density dengan menggunakan rumus :

1.1True density eksperimen

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3. True density serbuk awal BaFe12O19 dan FeMn

Sampel ρs

(g/cm3)

BaFe12O19 5,2

FeMn 7,7

1.2True density teori

Pengukuran true density teori dilakukan dengan menggunakan rumus sebagai berikut :

₍ ₎

Keterangan :

ρx, ρy = Densitas sampel (g/cm3)

2. Bulk Density

Mengukur bulk density dari sampel berbentuk pelet menggunakan rumus :

Keterangan :

ρs = bulk density sampel (g/cm3)

mk = massa kering sampel (g)

mb = massa basah sampel (g)

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LAMPIRAN 3

DATA PENGUKURAN DIAMETER PARTIKEL SERBUK DENGAN

MENGGUNAKAN SOFTWARE IMAGE-J

1. BaFe12O19 milling 30 menit

Diameter rata - rata 2.508451

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LAMPIRAN 4

DATA HASIL ANALISIS XRD

1. Serbuk BaFe12O19

Raw Data

General information

Analysis date 2017/03/16 13:54:07

Sample name BaO6Fe2O3 Measurement date 2017/03/14 09:31:44

File name BaO6Fe2O3.ras Operator administrator

Comment

Measurement conditions

X-Ray 40 kV , 30 mA Scan speed / Duration time 2.0000 deg/min

Goniometer SmartLab(In-plane) Step width 0.0100 deg

Attachment RxRy Scan axis Theta/2-Theta

Filter Cu_K-beta Scan range 10.0000 - 90.0000 deg

CBO selection slit BB Incident slit 2/3deg

Diffrected beam mono. None Length limiting slit 10.0mm

Detector SC-70 Receiving slit #1 2/3deg

Scan mode CONTINUOUS Receiving slit #2 0.450mm

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2. Serbuk BaFe12O19 + FeMn 1% milling 15 menit

Raw Data

Analysis date 2017/03/16 14:11:33

Sample name BaO6Fe2O3 99%+FeMn 1% Measurement date 2017/03/14 10:13:53

File name BaO6Fe2O3 99%+FeMn 1%.ras Operator administrator

Comment

Measurement profile

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3. Serbuk BaFe12O19 + FeMn 5 % milling 15 menit

Raw Data

Analysis date 2017/03/16 14:04:01

Comment

X-Ray

40 kV , 30 mA Scan speed / Duration time 2.0000 deg/min

Scan mode CONTINUOUS Receiving slit #2 0.450mm Meas. data:BaO6Fe2O3 99%+FeMn 1% Calc. data:BaO6Fe2O3 99%+FeMn 1%

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4. BaFe12O19 + FeMn 10% milling 15 menit

Raw Data

Analysis date 2017/03/16 14:00:23

Comment

Meas. data:BaO6Fe2O3 95%+FeMn 5% Calc. data:BaO6Fe2O3 95%+FeMn 5%

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Meas. data:BaO6Fe2O3 90%+FeMn 10% Calc. data:BaO6Fe2O3 90%+FeMn 10%

2-theta (deg)

Intens

ity (

count

s)

20 40 60 80

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LAMPIRAN 5

DATA HASIL PENGUJIAN HARDNESS VICKERS

1. BaFe12O19 99,5 wt% + FeMn 0,5 wt% milling 15 menit.

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3. BaFe12O19 99,5 wt% + FeMn 3 wt% milling 15 menit.

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6. BaFe12O19 99,5 wt% + FeMn 0,5 wt% milling 30 menit.

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8. BaFe12O19 97 wt% + FeMn 3 wt% milling 30 menit.

9. BaFe12O19 95 wt% + FeMn 5 wt% milling 30 menit.

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LAMPIRAN 6

DATA HASIL ANALISIS VSM

1. Sampel pelet BaFe12O19 milling 15 menit.

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3. Sampel pelet BaFe12O19 + FeMn 5 wt%milling 30 menit.

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5. Sampel serbuk BaFe12O19 + 5 wt % FeMn milling 15 menit

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7. Sampel serbuk BaFe12O19 +10 wt % FeMn milling 15 menit

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9. Sampel serbuk BaFe12O19 + 5 wt % FeMn milling 30 menit

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LAMPIRAN 7

DATA HASIL PENGUKURAN BH MAX

1. Sampel Serbuk

a. BaFe12O19+ FeMn 1 wt% milling 15 menit.

0 500 1000 1500 2000

15 min FeMn 1 %

0 500 1000 1500 2000

15 min FeMn 5 %

800 900 1000 1100

BH

Poly. (BH)

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c. BaFe12O19 + FeMn 10 wt% milling 15 menit.

0 500 1000 1500 2000

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d. BaFe12O19 + FeMn 1 wt% milling 30 menit.

0 500 1000 1500

30 min 1 % FeMn

0 500 1000 1500

BH 30 min 1 % FeMn

0 500 1000 1500

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f. BaFe12O19 + FeMn 10 wt% milling 30 menit.

2. Sampel Pelet

a. BaFe12O19 milling 15 menit.

0 500 1000 1500

30 min 10 % FeMn

0 500 1000 1500

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b. BaFe12O19 milling 30 menit.

0 200 400 600 800 1000 1200

BH max

Poly. (BH max)

y = -1.9714x2_{+ 3124.5x - 887889}

0 500 1000 1500

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d. BaFe12O19 + FeMn 5 wt%milling 30 menit.

Poly. (BH MAX)

0

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LAMPIRAN 8

DATA HASIL ANALISIS PSA ( Particle Size Analyzer )

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