Physical and chemical properties

Types of products (packaging, chemical and physical characteristics)
We have three main products include 325-1, 1-425, Portland- pozollanic cement and special Portland-pozollanic cement is produced depending on customer demand.
Packaging is in bulk or 50 kg bags.

Chemical and physical analysis of cement production in Urmia Cement Branch

A. Chemical Characteristics

 
Pozollanic portland

portland

1-425

portland

1-325

Pozollanic portland

portland

1-425

portland

1-325

clinker compounds
-   - 29.75 20.76 21.90 22 Sio2
-   - 5.20 5.10 5.11 5.45 AL2O3
-   - 2.53 2.80 2.81 3.01 Fe2O3
-   - 54.39 63.59 63 64.11 CaO
MAX 5% MAX 5%

MAX 5%

1.72 1.93 1.71 1.82 MgO
MAX 4% MAX 3.5% MAX 3.5% 2.20 2.22 2.3 0.78 ُSO3
-   - 0.75 0.98 0.84 0.85 K2O
-   - 0.23 0.28 0.23 0.23 Na2O
MAX 5% MAX 3% MAX 3.5% 2.95 2.10 2020 0.10 LOSS
- - - 1.05 1.00 1.2 0.92 FreeLime
  MAX 0.1% -   0.0018     Cl
  MAX 5%     0.32     Insoluble Material
        56.50     C3S
        16.89     C2S
        8.77     C3A
        8.52     C4AF

B. Physical Properties

Pozollanic Portland Portland425-1 Portland 325-1 Pozollanic Portland cement Portland 425-1 Portland 325-1 description
Min 100

(2Days)Min 100

Min 100 200 334.6 250 3 day Pressure resistance  (kg/cm2)
Min 175 - Min 200 291 460.3 330 7 day Pressure resistance (kg/cm2)
Min 315 Min 425 Min 330 401 558.1 430 28 day Pressure resistance  (kg/cm2)
Min3000 Min 2800 Min 2800 3736 3609 3146 Blian (cm2/gr)
Min 60 Min 45 Min45 110 150 110 Initial setting time (min)
Max0.8 Max0.8 Max0.8 0.09 0.1 0.12 Auto clave (%)
 

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Contact us

Address:Urmia, 35 km Road Branch, Mahabad,

Cement Branch

Tel:-2238082-2234185-0441 2543303-5

Fax: 2238083-2227054-0441

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