Additifs pour béton

Overview of Concrete Additives

Concrete is the backbone of modern construction, but plain concrete often falls short of meeting the demanding requirements of today’s engineering projects. At ConcreteAndMore, we provide a comprehensive range of high-quality concrete admixtures designed to modify and enhance the properties of fresh and hardened concrete. Whether you need to improve workability, accelerate or retard setting time, augmenter la résistance à la compression, or ensure superior durability in harsh environments, our chemical solutions deliver consistent and reliable results. From large-scale infrastructure projects to specialized precast applications, our concrete additives help you achieve better performance with lower production costs.

Features of Concrete Additives

• Réduction élevée de l'eau – Our superplasticizers reduce water content by up to 40% while maintaining excellent fluidity, leading to higher strength and density.
• Maniabilité améliorée – Enhance the flowability and pumpability of concrete without increasing water demand, making placement easier and faster.
• Controlled Setting Time – Choose from accelerators for cold weather concreting or retarders for large pours and hot weather conditions.
• Durabilité améliorée – Increase resistance to freeze-thaw cycles, chemical attack, abrasion, and chloride ingress.
• Crack Reduction – Shrinkage-reducing agents and fibers minimize plastic and drying shrinkage cracks.
• Eco-Friendly Formulations – Many of our admixtures are designed to reduce cement content and carbon footprint without compromising performance.
• Qualité constante – Every batch is manufactured under strict ISO quality control standards to ensure uniform performance on site.
• Large compatibilité – Suitable for all types of cement, agrégats, et autres matériaux de construction.

Specification Table of Concrete Admixtures

Product Type	Apparence	Main Component	Taux de réduction d'eau	Dosage (% de ciment)	Application
Superplastifiant polycarboxylate (PCE)	Blanc / Light yellow powder or liquid	Éther polycarboxylate	25% – 40%	0.1% – 1.0%	Béton à haute résistance, béton autoplaçant, éléments préfabriqués
Sodium Naphthalene Sulfonate (FNS)	Brown / Dark brown powder	Naphthalene sulfonate formaldehyde condensate	15% – 25%	0.5% – 1.5%	Béton prêt à l'emploi, concrete piles, industrial flooring
Calcium Lignosulfonate (CLS)	Brown powder	Modified lignin	6% – 12%	0.2% – 0.5%	Mass concrete, grouting, mortier
Setting Accelerator	Grey / White powder	Calcium formate, aluminum sulfate	N/A	1% – 3%	Béton projeté, emergency repairs, cold weather concreting
Setting Retarder	Brown liquid or powder	Carbohydrates, phosphonates	N/A	0.1% – 0.6%	Long-distance transport, hot weather concreting, slipform paving
Agent entraîneur d'air	Yellow / Brown liquid	Synthetic surfactants	N/A	0.01% – 0.05%	Bridge decks, road pavements, freeze-thaw resistant concrete
Shrinkage Reducer	Transparent liquid	Polyether derivatives	N/A	0.5% – 2.0%	Floor screeds, water tanks, large slabs

Applications des adjuvants pour béton

• High-Rise Buildings & Skyscrapers – High-strength concrete with superior pumpability and rapid setting cycles.
• Ponts, Tunnels & Dams – Durability-enhancing admixtures that resist chemical attack, water permeation, and freeze-thaw damage.
• Precast & Prestressed Concrete – High early strength and precise workability for molds, tuyaux, poutres, and paving blocks.
• Ready-Mix Concrete Plants – Slump retention and consistent performance over long transport distances.
• Béton projeté & Sprayed Concrete – Accelerators for fast setting and good adhesion in tunneling and slope stabilization.
• Sols industriels & Trottoirs – Shrinkage reducers and air entrainers for crack-free and abrasion-resistant surfaces.
• Mass Concrete Foundations – Retarders to control heat of hydration and prevent thermal cracking.
• Underwater & Marine Concrete – Anti-washout admixtures that prevent cement paste loss in water.
• Béton Autoplaçant (CSC) – High-range water reducers and viscosity modifiers for complex formwork.

Profil de l'entreprise

Concrete and More est le leader mondial du béton cellulaire à faible densité (PMMA), Béton Léger Cellulaire (CTC), et des solutions avancées de mousse technique. Connu mondialement pour son engagement en faveur de la recherche, innovation, et expertise appliquée, nous fournissons des solutions de mousse technique depuis le début des années 2012.

Nous pouvons fournir des produits de haute qualité adjuvant pour béton. Nous avons un département technique professionnel et un département de supervision de la qualité, un laboratoire bien équipé, et équipé d'un équipement de test avancé et d'un centre de service client après-vente. Envoyez-nous un e-mail ou cliquez sur les produits nécessaires pour envoyer une demande.

Si vous voulez en savoir plus sur Adjuvant pour béton, n'hésitez pas et contactez-nous.

Paiement

T/T, Western union, Paypal, Carte de crédit, etc..

Expédition

Par avion, par la mer, par express, comme le demandent les clients.

5 FAQs of Concrete Additives

1. What are concrete admixtures and why do I need them?
Concrete admixtures are chemical additives added during mixing to modify the properties of fresh or hardened concrete. They help improve workability, accelerate or delay setting time, increase strength, enhance durability, and reduce water content. Using admixtures allows you to produce higher quality concrete with less cement, saving cost and improving performance.

2. What is the difference between PCE and SNF superplasticizers?
PCE (Éther polycarboxylate) offers much higher water reduction (jusqu'à 40%) and better slump retention, making it ideal for high-strength and self-compacting concrete. FNS (Sulfonate de naphtalène) is more economical and works well for general ready-mix and precast applications. Choose PCE for superior performance or SNF for cost-sensitive projects.

3. How do I determine the correct dosage for an admixture?
Le dosage dépend du type de ciment, conception de mélange, température ambiante, et performances souhaitées. Always start with our technical data sheet recommendations and conduct trial mixes. For precise guidance, contact our technical support team with your concrete mix details and project requirements.

4. Can I use multiple admixtures in the same concrete mix?
Oui, but compatibility must be tested first. Some admixtures work synergistically, while others may interfere (par ex., certain superplasticizers and retarders). ConcreteAndMore offers pre-formulated blended admixtures for common combinations, or we can help you test compatibility for custom blends.

5. What is your MOQ and lead time?
MOQ varies by product, typically 500kg for powder admixtures and 1000L for liquids. Standard lead time is 7–15 days after order confirmation. Samples are available for testing, and bulk pricing is offered for large projects or regular orders. Contact our sales team for exact details.