Portland Cement

DAL supplies Portland Cement. Below you can find test results of OP clinker, Cement and Sulphate Resisting Clinker, cement.

TYPE:ORDINARY PORTLAND CEMENT
PARAMETERSSPECIFICATIONS OF CLINKERSPECIFICATIONS OF CEMENTTEST METHOD

Chemical analysis

% SiO220,1-21,819,9-20,5XRF
% Al2O35,47-5,674,90-5,10XRF
% Fe2O33,23-3,503,05-3,35XRF
% CaO62,7-63,563,0-64,1XRF
% MgO1,69- 2,771,90-2,40XRF
% K2O0,77- 1,030,99-1,24XRF
% Na2O0,24-0,320,23-0,30-
% SO30,70-1,802,85-2,95-
% Cl0,007-0,0450,010-0,020-
% Free lime0,7-2,50,7-1,5BS:4550 (BS:12)
N.A% Insoluble Residue1,0-1,5BS:4550 (BS:12)
N.A% Insoluble Residue0,4-0,8BS:4550 (BS:12)

Calculated modul

Lime Saturation Factor90-9291-93BS:4550 (BS:12)
Silica Modulus2,35-2,502,35-2,50BS:4550 (BS:12)
Alumina Modulus1,6-1,71,6-1,7BS:4550 (BS:12)

Physical tests

Liter Weight (5-10 mm) , gm/lt1150-1250N.AHand Sieving
Blaine , cm2/gmN.A2700-3000ASTM
% Retained on 32 mm3,5-10,2NilHand Sieving
% Retained on 25 mm8,6-12,5NilHand Sieving
% Retained on 19 mm2,5-18,8NilHand Sieving
% Retained on 90 micron97-98NilHand Sieving
% Retained on 45 micron98-9922-24Hand Sieving
03-days compressive strenght*,PSIN.A4400-4800BS:4550 (BS:12)
07-days compressive strenght*,PSIN.A5300-5600BS:4550 (BS:12)
28-days compressive strenght*,PSIN.A6800-7100BS:4550 (BS:12)
Initial set time , minutesN.A160-180BS:4550 (BS:12)
Final set time , minutesN.A220-245BS:4550 (BS:12)
Le-Chatlier expansion, mmN.A1-2BS:4550 (BS:12)
% Retained on 25 mm8,6-12,5NilHand Sieving
% Retained on 19 mm2,5-18,8NilHand Sieving
% Retained on 90 micron97-98NilHand Sieving
% Retained on 45 micron98-9922-24Hand Sieving
03-days compressive strenght*,PSIN.A4400-4800BS:4550 (BS:12)
07-days compressive strenght*,PSIN.A5300-5600BS:4550 (BS:12)
28-days compressive strenght*,PSIN.A6800-7100BS:4550 (BS:12)
Initial set time , minutesN.A160-180BS:4550 (BS:12)
Final set time , minutesN.A220-245BS:4550 (BS:12)
Le-Chatlier expansion, mmN.A1-2BS:4550 (BS:12)

TYPE:SULPHATE RESISTING PORTLAND CEMENT
PARAMETERSSPECIFICATIONS OF CLINKERSPECIFICATIONS OF CEMENTTEST METHOD

Chemical analysis

% SiO220,80....21,3020,00....21,50XRF
% Al2O34,05....4,593,85....4,50XRF
% Fe2O34,92....5,444,67....5,17XRF
% CaO61,5....62,862,5....63,7XRF
% MgO2,23....2,401,90....2,50XRF
% K2O0,92....1,350,99....1,24XRF
% Na2O0,18....0,250,17....0,30XRF
% SO30,70....1,432,20....2,30XRF
% Cl0,008....0,0860,007....0,082XRF
% Free lime0,8....2,100,8....1,5BS:4550 (BS:12)
% Loss on ignitionN.A1,0....1,5BS:4550 (BS:12)
% Insoluble ResidueN.A0,3....0,6BS:4550 (BS:12)

Calculated modul

Lime Saturation Factor91,50....92,5091,50....93,50BS:4550 (BS:12)
Silica Modulus2,15....2,302,15....2,35BS:4550 (BS:12)
Alumina Modulus0,72....0,880,70....0,88BS:4550 (BS:12)
Tricalcium aluminate (C3A) , %1,75....3,250,70....3,20BS:4550 (BS:12)

Physical tests

Liter Weight (5-10 mm) , gm/lt1150....1250N.AHand Sieving
Blaine , cm2/gmN.A2800....3000ASTM
% Retained on 32 mm3,5....10,2NilHand Sieving
% Retained on 25 mm8,6....12,5NilHand Sieving
% Retained on 19 mm2,5....18,8NilHand Sieving
% Retained on 19 mm2,5....18,8NilHand Sieving
% Retained on 90 micron97-981,5....2,5Hand Sieving
% Retained on 45 micron98....9920....24Hand Sieving
03-days compressive strenght*,PSIN.A3500....4000BS:4550 (BS:12)
07-days compressive strenght*,PSIN.A4300....4700BS:4550 (BS:12)
28-days compressive strenght*,PSIN.A5800....6100BS:4550 (BS:12)
Initial set time , minutesN.A170....200BS:4550 (BS:12)
Final set time , minutesN.A235....270BS:4550 (BS:12)

*Mortar cubes
*NA = Not Applicable