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Naphthalene-based Superplasticizer(SNF): A classic formula, a reliable choice in construction sites

2025-07-14

What is naphthalene-based high range water reducer?

Naphthalene-based Superplasticizer (also known as naphthalene sulfonic acid formaldehyde condensate or sodium naphthalene sulfonate) is a high-molecular surface-active agent formed by the condensation reaction of naphthalene sulfonic acid and formaldehyde. Its molecular structure contains abundant hydrophobic aromatic rings and hydrophilic sulfonic acid groups, which give it excellent dispersion ability on the surface of cement particles. 

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Naphthalene-based high range water reducer has a wide range of applications

Naphthalene-based water-reducing agent, as a mature and stable type of admixture, is suitable for various concrete application scenarios where fluidity is required. Common examples include: 

  • Urban subway, tunnel, bridge and other infrastructure projects
  • Construction of commercial residences and high-rise buildings using concrete pouring
  • Concrete prefabricated component factory, commercial concrete mixing station
  • Energy-saving and environmentally-friendly concrete containing admixtures such as fly ash and mineral powder
  • For winter construction projects with low temperatures, it can be used in combination with early-strength agents.

Product features of Naphthalene-based water-reducing agent

1).High water reduction rate 

It can achieve a cement water-reducing rate of 10% to 25%, effectively enhancing the fluidity of concrete and improving the construction performance. 

2).Enhanced early strength 

While ensuring the construction quality, increasing the early strength can facilitate the rapid turnover of formwork and the progress of the project. 

3).Adaptable 

Naphthalene-based water-reducing agent has good compatibility with various types of cement and mineral admixtures (such as fly ash, slag), and is flexible to use.

Our products and services 

1).High purity and stability 

Our naphthalene-based high range water reducer products have undergone strict selection and multiple processing procedures, and are suitable for dry-mixed mortar, prefabricated components, etc. 

2).Rich specifications and customized services 

The solid content and slow-release performance can be adjusted according to the customer's project requirements. 

3).Comprehensive technical support 

Provide sample testing, technical support and formulation guidance to help you optimize the ratio system. 

Naphthalene-based high range water reducer may not be a "newcomer", but in the actual usage of numerous projects, it remains a reliable "old friend". If you are interested in the product, please feel free to leave a message on the official account's backend. We will provide you with detailed information and quotation.

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