Cementos Molins Industrial is a company of the Cementos Molins Group | Corporate web Site

Product description

Our DRAGON SR is a cement with medium-high final strength, designed mainly for use in aggressive sulphate conditions in soils, in water and marine environments.

SPECIAL FEATURES

 

Low tricalcium aluminate contents

High final strengths
Low fineness, requiring less water.

TECHNICAL CHARACTERISTICS

 

   Typical values Specifications according to standard and instruction
Clinker(%) 96 min. 95 - max. 100
Limestone(%) 4 min. 0 - max. 5
Minor component (%)    

 

Chemicals    
Loss on ignition (%) 2,5 max. 5
Sulphate, SO3 (%) 3,0 max. 3,5
Chlorides, (CI) (%) 0,05 max. 0,10
Insoluble residue (%) 0,06 max. 5,0
Tricalcium aluminate, (C3A) (%) 3,5 max. 5.0 (in the clinker)

 

Physical characteristics    
Blaine specific surface (cm2/g) 3300   - 
Le Chatelier expansion (mm)  0,5 max. 10  
Start of setting (min) 150 min. 60
End of setting (min) 220 max. 720 

 

Mechanical characteristics    
Compression after 1 day (MPa) 26 min. 20,0
Compression after 28 days (MPa) 52 min. 42,5 - max. 62,5

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