السلام عليكم ورحمة الله وبركاته
متوفر لدينا اسمنت بورتلندي للبيع بالمواصفات التالية
Ordinary Portland Cement I 42.5 N/R hereinafter referred to as The Product shall conform to the following specifications in accordance with UNI EN 197/1 / 2000; British Standards BS 12/1996; equivalent European Standards ASTM C-150 with the following main characteristics:
CHEMICAL COMPOSITION
SILICON DIOXIDE (SIO2) 20.8 – 21.5
ALUMINIUM OXIDE (AL2O3) 5.30
FERRIC OXIDE (FE2O3) 3.25 – 3.5
CALCIUM OXIDE (CAO) 65.60
MAGNESIUM OXIDE (MGO %) 1.7 – 3.0
SULPHUR TRIOXIDE (SO3) 2.7 – 3.0
LOSS OF IGNITION (LOI) 1.8 – 3.0
INSOLUBLE RESIDUE % 0.1 – 0.7
TRICALCIUM SILICATE (C3S %) 50.0 – 54.4
DICALCIUM SILICATE (C2S %) 14.2 – 18.2
TRICALCIUM ALUMINATE (C3A %) 6.0 – 6.8
TRICALCIUM ALUMINO FERRICE (C4AF %) 11.6
CHROMIUM (CR %) 2.0 MAX.
PHYSICAL AND MECHANICAL PROPERTIES
BLAIN CM2/GR 3.250
AUTOCLAVE EXPANSION 0.02
NORMAL CONSISTENCY % 27.5
INITIAL SETTING TIME (HOURS: MINS) 3.25 – 4.50
HARD SET (HOURS: MINS) 4.54 – 6.00
Fitnes Index (CM2/GM) 2800-3040
ORIGIN:
Europe - America…As per seller’s option ( No Asian - African or Turkish origins)
PACKING:
Bags of 50 kgs - 3 layers kraft paper and inner layer polyethylene and big bags jumbo
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