Ocean Co.

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1.Using standard: GB175-1999 SGS

Origin:Ukraine,Eygpt,China

2.Specification

items	ACTUAL DATA OPC42.5R
Chemical Properties:
Loss Of Ignition (L.O.I):	2.41
Magnesium Oxide (MgO):	2.42
Sulphur Trioxide (SO3):	2.93
silicon dioxide(sio2):	19.61
Aluminum oxide(Al2o3):	5.3
Ferric oxide(Fe2O3):	3.44
calsium oxide(CaO):	61.88
Na2O	0.40
K2O	0.16
tricacium aluminate(C3A):	8.23
Ins.res	1.08
Physical Properties:
Standard consistency	24.50
Fineness-Specific Surface( Blain ):	3740 cm2/gm
Soundness:	qualified
initial Setting Time (Vicat):	120
Final Set Time (Vicat):	185
Compressive Strength:	2 days: min 22.5 Mpa 28 days: min 45.1 Mpa