Detailed Product Description
Portland cement 42.5r
Specifications


Grey portland cement for construction grade 42.5 - r
According to british standards12/1996 or astm c-150, bs en 197-1, ( gb 175-1999)

Chemical composition:
Silicon dioxide(sio2) 21.00
Aluminium oxide(a12o3) 5.30
Ferric oxide(fe2o3) 3.30
Calcium oxide(cao) 65.60
Magnesium oxide(mgo) 1.10
Sulphur trioxide(so3) 2.70
Loss of ignition(loi) 0.90
Tricalcium silicate(c3s) 60.00
Dicalcium silicate(c2s) 15.00
Tricalcium aluminate(c3a) 8.05
Tricalcium alumino ferrice(c4af)9.76
Physical and machenical.
Blain cm2/gr 3.250
Autolave expantion 0.02
Initial setting time (uicat) 105 minutes
Final setting time (uicat) 135 minutes
Compressive strength @03 days 230kg/cm2
@07 days 305kg/cm2
@28 days 420kg/cm2

Price Terms: CIF ASWP
Payment Terms: Letter of Credit (L/C)
Payment Remarks: Transferable
Supply Ability: 20,000,000
Minimum Order: 12,500
Delivery Lead Time: 45 days
Certification: BS, ASTM