E-Book QCI Pasundan MC2

Page 36

Lampiran A.25 INSTRUKSI KERJA Judul : PT WIJAYA KARYA BETON Tbk

PENGUJIAN KLORIDE CONTENT AGREGAT HALUS

No. Dokumen WB-MC2-ENG-IK25 Tanggal Berlaku 12/03/2019

No. Revisi Halaman 00 35 dari 74 Tanggal Review 12/03/2022

L. PENGUJIAN KLORIDE CONTENT AGREGAT HALUS Referensi 1. GB/T 14684 - 2001, Sand for Building Bahan 1. Larutan standar natrium klorida 0,01 mol/L 2. Larutan standar perak nitrat 0,01 mol/L (AgNO3) 3. Larutan indikator kalium Kromat 5% (K2CrO4) 4. Agregat Halus Alat 1. 2. 3. 4. 5. 6. 7. 8.

Oven suhu (105±5)˚C Timbangan 1000g dengan ketelitian 0,1g Pipet 50mL Labu volumetrik 500mL Gelas ukur 1000mL Kertas saring, piring porselen, sikat Tabung Erlenmeyer 300mL Buret 10mL atau 25mL, akurat hingga 0,1mL

Urutan Kerja A. Prosedur Pengujian Sampel 1. Ambil sampel sekitar 1100g, dan dikeringkan di oven (105Β±5)˚C. Setelah pendinginan hingga suhu ruang, sampel dibagi menjadi dua bagian yang sama. 2. Timbang 500g sampel ke 0,1g terdekat (G0). Tuang sampel ke dalam labu takar 1000mL, tambahkan 500mL aquades 3. Kemudian kocok setiap 5 menit sebanyak 3 kali, diamkan selama 2 jam. 4. Pipet filtrat sebanyak 50mL dimasukkan ke labu erlenmeyer 5. Tambah 1mL indikator kalium kromat 5%, lalu titrasi dengan AgNO3 sampai berwarna merah bata dan catat konsumsi pemakaian (A). B. Prosedur Pengujian Blanko 1. Pipet aquades 50mL dimasukkan kedalam labu erlenmeyer. 2. Tambah 1mL indikator kalium kromat 5%, lalu titrasi dengan AgNO 3 sampai berwarna merah bata dan catat konsumsi pemakaian (B). Perhitungan 𝑁(𝐴 βˆ’ 𝐡)π‘₯0,0355π‘₯10 𝑄= π‘₯100 𝐺0 Keterangan: = CL Μ… konten (%) Q = Konsentrasi AgNO3 (mol/L) N A = Volume AgNO3 yang terpakai (mL) (Sampel) B = Volume AgNO3 sebelum dipakai (mL) (Blanko) 0,0355 = Faktor Konversi 10 = Rasio volume larutan sampel G0 = Berat sampel Rekaman 1. Laporan Fine Aggregate Test Record (Form : WB-MC2-ENG-F09)

Keterangan: *referensi merujuk pada prosedur WB-ENG-PS-06 Form : WB-QMS-PS-01-F07 Rev : 00

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A.12 Bulk Density and Void Ratio WB-HSR-PS-01-IK12 00

1min
page 49

Pengujian Sulfate Content WB-HSR-PS-12-IK5 00

1min
page 72

Pengujian Insoluble Content WB-HSR-PS-12-IK2 00

1min
page 68

A.11 Apparent Density WB-HSR-PS-01-IK11 00

1min
page 48

A.7 Organic Content WB-HSR-PS-01-IK7 00

1min
page 44

A.6 Compressive Strength WB-HSR-PS-01-IK6 00

1min
page 43

A.8 Elongation and Flakyness WB-HSR-PS-01-IK8 00

2min
page 45

A.10 Kadar Sulfida dan Sulfat WB-HSR-PS-01-IK10 00

1min
page 47

A.5 Water Absorbtion WB-HSR-PS-01-IK5 00

1min
page 42

A.27 Moisture Content WB-HSR-PS-06-IK27 00

1min
page 32

Kadar Sulfida dan Sulfat WB-HSR-PS-06-IK32 00

1min
page 37

A.2 Sieve Analysis WB-HSR-PS-01-IK2 00

1min
page 39

A.31 Kloride Content WB-HSR-PS-06-IK31 00

1min
page 36

A.14 Water Content WB-HSR-PS-05-IK12 00

1min
page 21

A.25 Solidness WB-HSR-PS-06-IK25 00

1min
page 30

A.11 Alkali Content WB-HSR-PS-05-IK11 00

1min
page 17

A.26 Lightweight Content WB-HSR-PS-06-IK26 00

1min
page 31

A.22 Clay Lump Content WB-HSR-PS-06-IK22 00

1min
page 27

A.21 Silt Content WB-HSR-PS-06-IK21 00

1min
page 26

A.16 CaO Content WB-HSR-PS-05-IK12 00

3min
pages 23-24

A.10 Free CaO Content WB-HSR-PS-05-IK10 00

1min
page 16

A.7 Ignition Loss WB-HSR-PS-05-IK7 00

1min
page 13

A.4 Stabilitas Semen WB-HSR-PS-05-IK4 00

1min
page 10

A.8 MgO Content WB-HSR-PS-05-IK8 00

1min
page 14

A.9 SO 3 Content WB-HSR-PS-05-IK9 00

1min
page 15

A.3 Specific Surface Area WB-HSR-PS-05-IK3 00

1min
page 9

A.6 Flexural Strength WB-HSR-PS-05-IK6 00

1min
page 12

A.2 WB-HSR-PS-05-IK2 00

1min
page 8

A.5 Compressive Strength WB-HSR-PS-05-IK5 00

1min
page 11
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