Lianyungang BFFX Holding (Group) Co., Ltd.
Main products:GRP pipe,FRP pipe,Pultrusion Machine,Seamless pipe
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  • Contact Person : Ms. Kim Luna
  • Company Name : Lianyungang BFFX Holding (Group) Co., Ltd.
  • Tel : 0086-0518-85173159
  • Fax : 0086-0518-85173108
  • Address : Jiangsu,Lianyungang,NO.145 Middle Hailian Road
  • Country/Region : China
  • Zip : 222000

42.5R Cement

42.5R Cement
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Related Categories:Cement
Related Product Searches:42.5R Cement,High Quality,portland cement 42.5r, cement 42.5,P.MH42.5
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Moderate heat portland cement 42.5            
Index of control quality            
Item Test GBYF         
Fineness(m2/kg)≥250≥250         
Setting Time(min)Initial≥60≥60         
 Final≤720≤400         
Soundness passpass         
MgO% ≤5.0≤5.0         
SO3% ≤3.5≤3.2         
LOSS% ≤3.0≤3.0         
Na2Oequ% /≤0.6         
C3A% ≤6.0≤5.0         
C3S% ≤55≤55         
f-CaO% ≤1.0≤1.0         
kj/kg heat of hydration3 Days≤251≤243         
 7Days≤293≤285         
Bending Strength(MPa)3 Days≥3.0≥4.0         
 7Days≥4.5≥5.0         
 28Days≥6.5≥7.5         
Compression Strength(MPa)3Days≥12.0≥13.0         
 7Days≥22.0≥23.0         
 28Days≥42.5≥43.5         
Performance: The hydration heat is low, the air shrinkage is small, the corrosion resistance ability is strong, anti- frozen, the rate of strength development is stable.       
Applicable scope: The cement is widely suitable for the request hydration heat low dam and the mass concrete project. Also may replace the Portland cement to apply in the industry and the civil construction.

42.5R Cement

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