Description
Bostik Cementone Concentrated Mortar Plasticiser 1L
Bostik Cementone Concentrated Mortar Plasticiser 1L is a high-performance additive designed to enhance the workability of mortar while eliminating the need for lime. This plasticiser improves plasticity, reduces grittiness, and creates a smooth, easy-to-work mix. By lowering water content, it increases the durability and strength of the mortar while offering resistance to frost.
Specially formulated with a concentrated blend of modified lignin-based surface-active agents, Bostik Mortar Plasticiser is free from chlorides, making it suitable for a range of masonry applications, including bricklaying, blockwork, and rendering.
Features:
- Improves workability and plasticity of mortar
- Reduces water usage, enhancing strength and durability
- Enhances bond strength and adhesion
- Reduces shrinkage and cracking
- Suitable for use in all weather conditions
- Cost-effective and easy to use
Technical Data:
- Brand – Bostik
- Range – Cementone
- Product Type – Mortar Plasticiser
- Size – 1ltr
- Application Temperature – +5°C to +25°C
- Coverage – A 1L bottle is sufficient to plasticise 85 – 125 mixes, based on 25kg of cement per mix
- Cleaning – Clean tools and equipment with water immediately after use
Application :
- Ensure that all components of the mix are above 5°C.
- Sands and aggregate should be dry for best results.
- Shake the bottle before use, then remove the cap on the cup at the top of the bottle.
- Squeeze the bottle until the liquid in the cup rises to the correct level. For most applications, 8 – 12ml per 25kg of cement is recommended. Do not overdose.
- Add the measured liquid to the gauging water at the appropriate dosage and stir well to ensure even dispersal.
- Mix this solution with the sand and cement to achieve the required mortar consistency.
- When using Bostik Concentrated Mortar Plasticiser, less water is typically required.
- Replace the cap on the cup after use.
Dilution Ratio:
- Mix 10 – 20ml of Bostik Mortar Plasticiser per 25kg of cement, combining it with gauging water before adding to the dry mix.
Standards & Certifications:
- Complies with BS EN 934-3:2009





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