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CEMENT PORTLAND GREY 42.5
 
 

SPEFICIFATION

CHEMICAL COMPOSITION

Silicon Dioxide (SiO2) 20.8 – 21.5

Insoluble Residue % 0.1 – 0.7

Aluminium Oxide (Al2O3) 5.30

Tricalcium Silicate (C3S%) 50.0 – 54.4

Ferric Oxide (Fe2O3) 3.25 – 3.5

Dicalcium Silicate (C2S%) 14.2 – 18.2

Calcium Oxide (CaO) 65.60

Tricalcium Aluminate (C3A%) 6.0 – 6.8

Magnesium Oxide (MgO%) 1.7 – 3.0

Tricalcium Alumino Ferrice (C4AF%) 11.6

Sulphur Trioxide (SO3) 2.7 – 3.0

Chromium (Cr%) 2.0 Max.

Loss Of Ignition (LOI) 1.8 – 3.0

 

PHYSICAL AND MECHANICAL PROPERTIES

Blain CM2/GR 3.250

Initial Setting Time (Hours:Mins) 3.25 – 4.50

Autoclave Expantion 0.02

Hard Set (Hours:Mins) 4.54 – 6.00

Normal Consistency % 27.5

Fitnes Index (CM2/GM) 2800 – 3040

COMPRESSIVE STRENGTH

ISO/EN 197-1/2000 BS 4550 MORTAR

03 DAYS 2.65

34.2 KG/CM2

07 DAYS 37.3

42.5 KG/CM2

28 DAYS 52.8

54.6 KG/CM2

 

 
SUGAR ICUMSA 45
 
 

SPEFICIFATION

CHEMICAL COMPOSITION

Commodity

White cane Sugar Icumsa 45

Polarity  at 20 Deg. Centigrade

99.80Min.

ASH Content

0.04 % max

Moisture

0.04 % Max

Solubility

100.0 % DTR and free flowing

Granulation

Fine

Icumsa

Max 45 ICUMSA, attenuation Index
Units method no:4 – 1978 

Sediments

None

Color

Sparking White

Crop

2004/2006

Magnetic particles

mg/k4

SO

mg/kg 20

Radiation

Normal w/o presence of cesium
or iodine: certified  

Smell

Free of any smell

Reducing Sugar

0.05 % Max

Substance

Solid, crystal max

Max  AS

1. p.p.m

Max OS

2 p.p.m. MAX  CU: 3 p.p.m. 

Max CU

3 p.p.m. 

HPN STAPH AUREUS

NIL

 

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