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RC-J Superplasticizer Series

This series of products comprises compound polycarboxylate superplasticizers. They can be tailored to meet specific project requirements, providing customers with optimized, personalized products and technical solutions. The product performance indicators fully comply with the requirements of relevant standards such as GB 8076 and TB/T 3275. The products are categorized into the following types: early-strength, standard, retarding, and clay-tolerant. They feature a high water reduction rate, excellent slump retention, and low sensitivity to variations in raw materials. These superplasticizers are suitable for high-strength and high-performance concrete, ready-mixed concrete, and are particularly recommended for producing commercial concrete and high-fluidity concrete, among other high-performance applications.

Classification :

Cement admixture product

PRODUCT DETAILS

Product Overview

This series of products comprises compound polycarboxylate superplasticizers. They can be tailored to meet specific project requirements, providing customers with optimized, personalized products and technical solutions. The product performance indicators fully comply with the requirements of relevant standards such as GB 8076 and TB/T 3275. The products are categorized into the following types: early-strength, standard, retarding, and clay-tolerant. They feature a high water reduction rate, excellent slump retention, and low sensitivity to variations in raw materials. These superplasticizers are suitable for high-strength and high-performance concrete, ready-mixed concrete, and are particularly recommended for producing commercial concrete and high-fluidity concrete, among other high-performance applications.

 

Product Features

  • This product series significantly reduces the water-to-binder ratio, conserves cement consumption, and enhances concrete strength and durability.
  • It markedly improves the time-dependent retention of concrete slump, enhances workability, reduces pumping viscosity, and increases both the efficiency and quality of pumping construction.
  • The series demonstrates strong compatibility with various cements and mineral admixtures, exhibiting low sensitivity.
  • With extremely low alkali content and no chloride ions, it prevents corrosion of reinforcement and improves concrete durability.
  • The products are non-toxic, pollution-free, and stable in performance, showing no stratification during long-term storage and no crystallization in winter.

 

 Product Indices

Product Model Density(g/cm3) PH Solid Content(%) Characteristics
RC-J Series
Polycarboxylate Superplasticizer
Early-Strength Type  When D > 1.1, control to D ± 0.03
When D ≤ 1.1, control to D ± 0.02
A±1.0 When S > 25%, control to 0.95S - 1.05S
When S ≤ 25%, control to 0.90S - 1.10S
Ultra-early strength, high water reduction, short setting time, etc.
Standard Type Moderate water reduction and slump retention, good concrete workability
Retarding Type High slump retention, good workability, extended setting time
Clay-Tolerant Type  Low sensitivity, high clay tolerance, high compatibility, good concrete workability

Note:Specific performance indices are subject to agreement between the supplier and the demander.

 

Applications

  • Suitable for ready-mix, pipe pile, pumped, long-distance transportation, and flowable concrete of various grades.
  • Applicable for precast and cast-in-place concrete, reinforced concrete, and prestressed concrete in industrial and civil buildings, roads, bridges, ports, airports, high-speed railways, and other engineering constructions.

 

Usage Instructions

  • Recommended Dosage: 1.0% to 2.0% of the cementitious materials content.
  • Addition Method: Mix uniformly with water before adding collectively into the mixer.
  • Trial mixes are recommended to determine the optimal dosage, which can be adjusted based on site conditions.

 

Important Notes

  • The product formulation should be reconfirmed through trial mixes if concrete materials or mix proportions change, or if temperature variations exceed 10°C.
  • It is strictly prohibited to compound with naphthalene-, amino-, or aliphatic-based superplasticizers. Compatibility with any other admixtures must be verified through testing.
  • Always dose accurately according to the tested mix proportions, and strictly adhere to construction specifications during concrete placement.
  • Concrete must be cured in accordance with standard procedures. For winter construction, anti-freezing and insulation measures—such as covering with straw mats or plastic film—are recommended, and curing must be strictly enforced as per specifications.

PACKAGING AND DELIVERY

Shandong run chang building materials technology co., LTD. was founded in 2017, is engaged in cement process admixture, cement, mineral powder and cement, new materials, modified alcohol amine and concrete admixture research and development, production, sales, service as one of the provincial specialization, new enterprises, national technology small and medium-sized enterprises.

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FACTORY

The company has strong scientific research strength, and has set up "municipal enterprise technology center". Over the years, it has long cooperated with the University of Jinan to jointly establish "High-performance Cement Auxiliary Research Institute", relying on its own scientific and technological research and development capabilities and industry service experience, to provide customers with customized comprehensive solutions.

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CUSTOMER VISIT

The company adhering to the new intention of creating value for customers, enhance the competitiveness of customer service concept, in line with the scientific and technological innovation, integrity, sincere cooperation business philosophy, for domestic and foreign cement enterprises to provide efforts to increase production, efficiency, energy saving, consumption reduction technology, help the high-quality development of cement industry.

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