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https://www.csacement.com/what-is-csa-binder.html

CSA Binder is short for Calcium Sulphoaluminate binder, which is also called Calcium sulphoaluminate clinker. It is one of the hydraulic binding materials.
CSA Binder is a kind of semi-product for making various cements. It is main composition of expanded sulphoaluminate cement, self-stressing sulphoaluminate cement, high strength sulphoaluminate cement and low alkalinity sulphoaluminate cement
CSA Binder is also used as accelerating admixture, rapid setting admixture and expansion admixture of Portland Cement.
Characteristics
● Appearance: powder with light grey color
● High early strength
● Rapid setting 
● Low degree of shrinkage
● Impermeability
● Resistance to sulfate attack
Application
• Mining Products, for example: mining roof support materials.
• Concretes repair (for example bridges, airport runaways and parking apron, etc.)
• Technical Rapid-Setting Mortars (for example restoration and repairs, etc.)
• Self-Leveling Floor Screeds
• Sprayed Concretes and Shotcretes
• Plasters & Mortars (i.e. Joints, Sulfate Resistance, No-Shrinkage, etc.)
• Special adhesives, tile adhesives
• Concrete Precast Products
• Glass fiber reinforced concrete (G.R.C.)
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