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Amiss Star General Trading

Business category 1 Cement
City ( of main office ) Abu Dhabi, AE, United Arab Emirates
Address Naif
Phones 971-04-2228753
Fax 971-04-2232943
About Portland cement for construction opc 42.5 n

European stand en197-1/2000and british standards bs12/96

Chemical composition

Silicon dioxide (sio2) 21.00

Aluminium oxide (a12o3) 5.50

Ferric oxide (fe2o3) 3.30

Calcium oxide (cao) 65.60

Magnesium oxide (mgo) 1.40

Sulphur trioxide (so3) 2.70

Loss of ignition (loi) 1.40

Tricalcium silicate (c3s) 60.00

Dicalcium silicate (c2s) 15.00

Tricalcium aluminate (c3a) 8.05

Tricalcium alumino ferrice (c4af) 9.76



Physical and mechanical properties

Blain cm2/gr 3.250

Autoclave expantion 0.02

Initial setting time (vicat) 105 minutes

Final setting time (vicat) 135 minutes

Compressive strength

@ 03 days 230 KG/cm2

@ 07 days 305 KG/cm2

@ 28 days 420 KG/cm2

Date 2011 Oct 29, 08:10