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ORDINARY PORTLAND CEMENT GRADE 42,5 N/R
 

ORDINARY PORTLAND CEMENT GRADE 42,5 N/R

 

ACCORDING TO BRITISH STANDARDS

12/1996 OR ASTM C-150

 

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 MECHANICAL PROPERTIES

BLAIN CM2/GR 3.250
AUTOCLAVE EXPANTION 0.02
INITIAL SETTING TIME (VICAT) 105 MINUTES
FINAL SETTING TIME (VICAT) 135 MINUTES
COMPRESSIVE STRENGTH @ 03 DAYS 230 KG/CM2 AND@07 DAYS 305 KG/CM2 AND @ 28 DAYS 420 KG/CM2


 
Min - Max
 
Min - Max
  Silicon Dixide                       %ُSiO2
20.0 - 22.0
 Insotuble Residue               %I.R
0.05 - 0.5
  Aluminium Oxide                 %َAl2O3
4.5 - 5.5
  Free Lime                    %Free CaO
0.7 - 1.5
  Ferric Oxide                        %Fe2O3
3.5 - 4
  Lime Saturation Factor         LSF
92.0 - 97.0
  Calcium Oxide                     %CaO
62.0 - 66.0
  Silica Module                        SLM
2.3 - 2.5
  Mangnesium Oxide              %MgO
2.5 - 3.5
  Alomina Module                    ALM
1.1 - 1.5
  Sulphur Terioxide                %So3
2.0 - 3.0
  Tricalcium Silicate                %C3S
40.0 - 60.0
  Putassium Oxide                 %K2O
0.4 - 0.7
  Dicalcuim Silicate                 %C2S
15.0 - 30.0
  Sodium Oxide                      %Na2O
0.3 - 0.6
  tricalcium Aluminate             %C3A
5.0 - 8.0
  Loss on Ignition                  %L.O.I
1.0 - 2.5
  Tetracalcium Aluminoferry  %C4AF
10.5 - 13.0
Physical Test
 
Min - Max
  Fitness : Blaine Test
Cm2/gr
2800 - 3200
  Autoclave Expansion
%
0.01 - 0.2
  Setting Time:
Initial
Minute
140 - 190
Final
Minute
270 - 320
  Compressive Strength:
After 3 Days
Kg/Cm2
140 - 250
After 7 Days
Kg/Cm2
250 - 340
After 28 Days
Kg/Cm2
350 - 450

 
 
 
 
 
 
   
 
 
 
 
 
 
   
 
   
   
   
   
   
   
   
 
 
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Kerman Cement Industris Group

Portland Cement Type V

 
Physical Test
 
Min - Max
  Fitness : Blaine Test
Cm2/gr
2800 - 3200
  Autoclave Expansion
%
0.01 - 0.2
  Setting Time:
Initial
Minute
140 - 190
Finai
Minute
270 - 320
  Compressive Strength:
After 3 Days
Kg/Cm2
140 - 250
After 7 Days
Kg/Cm2
250 - 340
After 28 Days
Kg/Cm2
350 - 450

 
Physical Test
 
Min - Max
  Fitness : Blaine Test
Cm2/gr
2800 - 3200
  Autoclave Expansion
%
0.01 - 0.2
  Setting Time:
Initial
Minute
140 - 190
Finai
Minute
270 - 320
  Compressive Strength:
After 3 Days
Kg/Cm2
140 - 250
After 7 Days
Kg/Cm2
250 - 340
After 28 Days
Kg/Cm2
350 - 450
Physical Test
 
Min - Max
  Fitness : Blaine Test
Cm2/gr
2800 - 3200
  Autoclave Expansion
%
0.01 - 0.2
  Setting Time:
Initial
Minute
140 - 190
Finai
Minute
270 - 320
  Compressive Strength:
After 3 Days
Kg/Cm2
140 - 250
After 7 Days
Kg/Cm2
250 - 340
After 28 Days
Kg/Cm2
350 - 450


Estahban Cement Plan
Laboratory Report
Portland Cement Type V

Sample No.:                                                                                  Date:18/07/2009
Component % Specification
SiO2 21.1 Composition According To (Bogue)
AL2O3 4.75
Fe2O3 5.43 C3S 50.71
CaO 62.51 C2S 979
MgO 3.37 X3A 3.40
SO3 1.31 C4AF 16.52
Na2O 0.27 CaSO4
MgO
Free CaO		  
K2O 0.69  
CL 0.006  
L.O.I 0.31 Total  
Total 99.746  
    2C3A+CA4F

Total AIK		  
I.N.R 0.24  
FreeCaO 1.05  

Fineness
Residue : ASTM 170 1  
Residue : ASTM 200 2  
Specific Surface, Blaine cm2/gr 2850  
Setting Time                          VICAT                           INIT
                                                                                FIN		 125  
225  
Autoclave Expansion 0.19  
Water For Normal Consistency % 26  
Conpressive Strength : (kg/cm2)
                                                                              3 day
                                                                              7 day
                                                                              28 day		    
185  
288  
415  

 
Estahban Cement Plan
 Laboratory Report
Portland Cement Type II 425

Sample No.:                                                                                  Date:18/07/2009
Component % Specification
SiO2 21.74 Composition According To (Bogue)
AL2O3 4.86
Fe2O3 4.23 C3S 45.72
CaO 62.45 C2S 16.61
MgO 3.42 X3A 5.72
SO3 1.61 C4AF 12.87
Na2O 0.28 CaSO4
MgO
Free CaO		  
K2O 0.62  
CL 0.006  
L.O.I 0.44 Total  
Total 99.656  
    2C3A+CA4F

Total AIK		  
I.N.R 0.38  
FreeCaO 1.05  

Fineness
Residue : ASTM 170 1  
Residue : ASTM 200 2  
Specific Surface, Blaine cm2/gr 2870  
Setting Time                          VICAT                           INIT
                                                                                FIN		 130  
230  
Autoclave Expansion 0.23  
Water For Normal Consistency % 26  
Conpressive Strength : (kg/cm2)
                                                                              3 day
                                                                              7 day
                                                                              28 day		    
196  
306  
452  


Estahban Cement Plan
Laboratory Report
Portland Cement Type PP

Sample No.:                                                                                  Date:18/07/2009
Component % Specification
SiO2 24.28 Composition According To (Bogue)
AL2O3 5.09
Fe2O3 4.52 C3S  
CaO 57.61 C2S  
MgO 3.08 X3A  
SO3 1.82 C4AF  
Na2O 0.26 CaSO4
MgO
Free CaO		  
K2O 0.61  
CL 0.00  
L.O.I 2.59 Total  
Total 99.968  
    2C3A+CA4F

Total AIK		  
I.N.R 0.38  
FreeCaO 1.05  

Fineness
Residue : ASTM 170 1  
Residue : ASTM 200 2  
Specific Surface, Blaine cm2/gr 3050  
Setting Time                          VICAT                           INIT
                                                                                FIN		 125  
225  
Autoclave Expansion 0.26  
Water For Normal Consistency % 27  
Conpressive Strength : (kg/cm2)
                                                                              3 day
                                                                              7 day
                                                                              28 day		    
178  
277  
438