Dear Sir,

Thanks for your mail.

I would like the Cement accordance CIF and a price per ton between 25 - 32
dollar. I would like 6 million tons.

The specification is:

CEM ?I-52.5N
Portland Cement in accordance with EN 197

Composition:
SiO2 20,18 + 0,5%
AI2O3 5,54 + 0,2%
Fe2O3 3,86 + 0,25%
CaO 64,96 + 0,8 %
MgO 0,64 + 0,4 %
SO3 2,49 + 0,4 %

Loss on ignition 0,94 + 0,3 %
Insoluble residue 0,17 + 0,14 %

Alkali content
Na2O 0,30 + 0,1 %
K2O 0,66 + 0,15 %
CI ?ion 0,0015 + 0,0014 %
Cr +IV < 2 mg/kg
C3S (tricalcium silicate) 63,7 + 2,0 %
C2S (dicalcium silicate) 12,2 + 3,0 %
C3A (tricalcium aluminate) 8,4 + 1,0 %
C4AF (tetracalcium aluminoferrite) 13,0 + 2,0 %

Physical Properties
Appearance and odour grey, without odour
Density 3,17 g/sm3
Solubility in water light
Blaine specific surface 310-350 m2/kg
Expansion < 10 mm
Initial setting time 130 + 30 min

Compressive strength 2 days 25,0 + 2 Mpa
28 days 57,0 + 2 Mpa

Or:

CEM ?I-42.5R
Portland Cement in accordance with EN 197

Composition:
SiO2 20,15 + 0,45%
AI2O3 5,51 + 0,25%
Fe2O3 3,87 + 0,14%
CaO 64,73 + 0,7 %
MgO 0,56 + 0,3 %
SO3 2,44 + 0,4 %

Loss on ignition 1,01 + 0,3 %
Insoluble residue 0,18 + 0,1 %

Alkali content
Na2O 0,29 + 0,15 %
K2O 0,67 + 0,2 %
CI ?ion 0,0014 + 0,0014 %
Cr +IV < 2 mg/kg
C3S (tricalcium silicate) 63,7 + 0,15 %
C2S (dicalcium silicate) 12,2 + 0,15 %
C3A (tricalcium aluminate) 8,4 + 1,0 %
C4AF (tetracalcium aluminoferrite) 13,0 + 2,0 %

Physical Properties
Appearance and odour grey, without odour
Density 3,17 g/sm3
Solubility in water light
Blaine specific surface 290-330 m2/kg
Expansion < 10 mm
Initial setting time 150 + 30 min

Compressive strength 2 days 24,0 + 2 Mpa
28 days 56,0 + 2 Mpa
With kind regards,

F. Rahzi
Director BlueTnC BV
mail:info@bluetnc.nl

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