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Portland Cement
 

 

 

 

Ordinary Portland Cement

HIMALAYA

OrdinaryPortland Cement No. 425

Specifications Conforming to China Standard GB 175 -92 type PO.

MgO             5.0% max

SO3              3.5% max

LOI               5.0% max

Fineness        300 M/Kg Min

Setting time

Initial setting     45 minutes minimum

Final setting     10 hours maximum

Soundness pat test shall be passed

Commpressive strength 16 mpa (3 days)

                                    42.5 mpa (28 days)

Bending strength            3.5 mpa (3 days)

                                     6.5 mpa ( 28 days)

OrdinaryPortlandCement No. 525

Specifications Conforming to China National Standard GB 175 - 92 , type PO.

MgO             5.0 % Max.

SO3              3.5 % Max.

L.O.I             5.0 % Max.

Fineness         300M/Kg Min

Setting Time Initials setting 45 minutes min

Final setting 10 hours max

Soundness Pat test shall be passed

Compressive strength 22 mpa (3 days)

                                  52.5 mpa (28 days)

Bending strength         4.0 mpa (3 days)

                                   7.0 mpa (28 days)

White Portland Cement

Lab Report By CCIB as follows :

MgO :                 3.05%

SO3 :                  2.60%

Pure :                 99.6%

Soundness :         good

Time of setting

initial setting : 125Min

final setting : 180 Min

Compressive strength :(3 days ) : 31.8 Mpa

Bending Strength (3 days ): 6.0Mpa

Whiteness : 82.2 %

 

 

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