Descripción
Costar Block 20 is a fast setting, biodegradable admixture for masonry blocks specifically designed for manufacturing of hollow blocks. It provides a more efficient utilization of mixing water thereby enhancing workability, moldability and appearance of the masonry unit. It is compatible with all types of Portland cement.
Benefits
- Reduced moisture absorption and shrinkage
- Improved workability, finish and appearance
- Improved strength
- Increased production rate thereby saving cost.
Mixing
Add Costar Block 20 to the mixing water to for maximum performance
Dosage
Costar Block is generally dosed at a rate of 0.8-1.0liter per 100kg of total cementitious material. Trial mixes should be conducted on specific materials to determine optimum dose rates.
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