Set Retarder - Cement Setting Time Control Additive
Industrial Premium
Construction Chemical

Set Retarder for Cement

Premium high-performance set retarder engineered for demanding construction applications including hot weather concreting, extended transport times, complex pours, and infrastructure projects. Our specialized concrete admixture delivers exceptional setting time control, consistent performance, and reliable workability extension for critical construction processes requiring superior time management with stringent quality control standards.

  • High Setting Time Control
  • Superior Workability Extension
  • Hot Weather Performance
  • Consistent Performance
  • Extended Transport Times
  • Complex Pour Applications
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Technical Specifications

Chemical Base: Sodium gluconate/Citric acid derivative
Active Content: 98% min
Physical State: Light brown powder/liquid
Density (liquid, 20°C): 1.20-1.25 g/cm³
pH Value: 4.0-6.0
Retardation Time: 2-8 hours (dosage dependent)
Dosage Range: 0.1-0.5% by cement weight
Water Solubility: Completely soluble
Chloride Content: ≤ 0.1%
Alkali Content: ≤ 2.0%
Compatibility: All cement types
Working Temperature: 5-40°C
Storage Stability: 24 months (powder), 12 months (liquid)
Packaging Options: 25kg bags, 200L drums, 1000L IBC

Applications

Hot Weather Concreting
Long Distance Transport
Extended Working Time
Ready Mix Concrete
Large Pour Applications
Complex Formwork
High-Rise Construction
Highway Construction
Repair Works
Marine Structures
Industrial Flooring
Mass Concrete

Industry-Specific Grades

DRAVYOM offers specialized set retarder grades tailored for different concrete timing requirements, ensuring optimal workability extension and controlled setting across diverse construction applications and climate conditions.

Standard Grade (98% active)
Active Content: 98% min Retardation: 2-4 hours Dosage: 0.1-0.3% Application: General construction
Hot Weather Grade
Retardation: 4-8 hours Temperature Range: 25-40°C Slump Loss: Minimized Application: Hot climate concreting
Ready Mix Grade
Working Time: Extended Consistency: Maintained Transport: Long distance Application: RMC plants
Mass Concrete Grade
Heat Control: Enhanced Large Volumes: Optimized Thermal Cracking: Reduced Application: Dams, foundations

Quality Standards

DRAVYOM's Set Retarder is manufactured under stringent quality control protocols, meeting international construction standards for concrete admixtures. Our production ensures consistent retardation performance and workability control.

ISO 9001:2015 Certified Manufacturing
ASTM C494 Type B Standards
98% Reliable Active Content
Advanced Setting Time Testing
Retarder Grade Compliance
Consistent Batch Quality
Certificate of Analysis
Safe Transportation Standards

Advanced Chemical Properties & Performance

Set Retarder exhibits exceptional hydration control properties with precise setting time extension in cement systems. Its organic compound chemistry provides predictable retardation while maintaining strength development and workability for extended placement operations.

Chemical Properties
Active Component: Sodium gluconate
Solid Content: 98% minimum
pH Value: 7.5-9.5
Solubility: Readily soluble in water
Physical Properties
Appearance: White to light brown powder
Bulk Density: 0.7-0.9 g/cm³
Moisture Content: < 2%
Particle Size: 95% < 150 μm
Retardation Properties
Setting Time Extension: 2-12 hours at standard dosage
Temperature Sensitivity: More effective at higher temperatures
Hydration Control: Delays C₃S and C₃A reaction
Recovery Rate: Normal strength development
Performance Standards
ASTM C494: Type B/D admixture
EN 934-2: Type B retarder
Dosage Range: 0.1-0.5% by cement weight
Chloride Content: < 0.1%
Strength Development
Early Strength: Reduced at 1-3 days
28-day Strength: Equal or higher than control
Long-term Strength: Continued development
Durability: No negative impact

Performance Characteristics

Performance metrics demonstrate Set Retarder effectiveness in concrete placement with precise setting time control, maintained workability, and reliable strength recovery for extended construction operations.

Setting Time Control

Extension: 2-12 hours at standard dosage

Dosage and temperature dependent
Workability Retention

Maintenance: Extended placement window

Reduces bleeding tendency
Strength Recovery

Development: Normal 28-day strength

Delayed but complete
Temperature Response

Effectiveness: Greater at higher temperatures

Hot weather concreting aid
Dosage Efficiency

Range: 0.1-0.5% by cement weight

Precise control required
Compatibility

Range: Most admixture systems

Trial mixing recommended

Safety Information

Generally safe for construction use with standard precautions. May cause mild eye and skin irritation. Use protective equipment including safety glasses, dust masks, and gloves. Ensure adequate ventilation during handling and mixing operations.

Eye Protection
Dust Mask Recommended
Gloves Recommended

Storage & Handling

Store in original sealed containers in a cool, dry area away from moisture and direct sunlight. Protect from contamination and ensure proper weighing for accurate dosing. Use appropriate mixing equipment for uniform distribution.

Store at 10-35°C
Protect from moisture
Accurate weighing required
Construction storage standards

Chemical Mechanisms & Reaction Pathways

Set retarder demonstrates controlled hydration delay mechanisms through cement surface complexation, enabling predictable workability extension with well-characterized setting control for reliable construction applications.

Hydration Delay

Complexes with cement surface delaying hydration reaction initiation

Primary retardation mechanism
Workability Extension

Maintains concrete plasticity for extended placement periods

Enhanced construction time
Strength Development

Maintains final concrete strength after extended workability

Superior construction performance
Temperature Control

Effective retardation across construction temperature ranges

Reliable construction chemistry

Regulatory Compliance & Documentation

Comprehensive regulatory compliance ensures safe use in concrete construction with complete documentation packages supporting building codes and concrete admixture standards.

Concrete Standards

ASTM C494 Type D and concrete admixture compliance

Construction Compliance

Building codes and structural concrete regulations

Safety Documentation

Construction worker safety and chemical handling protocols

International Standards

Global concrete admixture and construction regulations

Quality Documentation

Complete concrete-grade certifications and performance data

Transportation

Safe handling protocols for concrete admixtures

Technical Support & Value-Added Services

DRAVYOM's concrete technology support team provides comprehensive guidance, timing expertise, and construction consulting to optimize set retarder performance in concrete applications.

Construction Services
  • Setting time optimization
  • Dosage rate guidance
  • Workability extension planning
  • Construction scheduling support
Technical Testing
  • Setting time evaluation
  • Strength development monitoring
  • Compatibility assessments
  • Performance characterization
Timing Solutions
  • Custom retardation profiles
  • Construction timing optimization
  • Temperature compensation
  • Project scheduling assistance
Supply Solutions
  • Construction-grade packaging
  • Bulk supply logistics
  • Technical consultation
  • Custom concentration services

Environmental Impact & Sustainability

Our set retarder represents sustainable concrete technology through improved construction efficiency, reduced waste generation, and responsible formulations supporting green building initiatives.

Construction Efficiency

Optimized construction timing reducing material waste

Waste Reduction

Prevents concrete rejection due to premature setting

Green Construction

Supporting sustainable building and LEED certification

Process Optimization

Improved concrete production efficiency

Resource Conservation

Optimized water and cement utilization

Environmental Compliance

Green building and environmental protection certifications

Manufacturing Excellence & Quality Control

DRAVYOM's specialized concrete admixture manufacturing facility employs advanced synthesis technology and stringent quality monitoring systems to ensure consistent set retarder quality and construction performance.

Advanced Chemistry

Precision organic synthesis with controlled retardation properties

Construction chemical excellence
Quality Testing

Comprehensive testing including setting time, strength, and performance

Rigorous construction standards
Quality Systems

ISO 9001:2015 certified concrete admixture operations

Construction industry excellence
Consistency Control

Batch-to-batch consistency with reliable retardation timing

Maintaining construction performance

Market Applications & Performance Data

Comprehensive performance data demonstrating set retarder effectiveness across construction applications with validated timing benefits and superior workability extension.

Ready-Mix Concrete
Retardation: 2-6 hours setting delay with standard dosages Workability: Extended slump retention for long-distance transport Strength: No reduction in 28-day compressive strength
Hot Weather Concreting
Temperature Control: Effective retardation up to 40°C Workability: Maintained plasticity in high temperatures Quality: Prevents thermal cracking and construction defects
Large-Scale Projects
Logistics: Extended placement windows for complex pours Quality Control: Consistent performance across large volumes Economics: Reduced concrete waste and improved efficiency

DRAVYOM Competitive Advantages

Construction Expertise

Deep understanding of concrete chemistry and construction timing requirements

Timing Excellence

Precise retardation control with predictable setting time extension

Temperature Reliability

Consistent performance across diverse construction climates

Quality Assurance

Comprehensive quality control ensuring consistent construction performance

Construction Partnership

Collaborative approach with ready-mix suppliers and construction companies

Market Leadership

Leading provider of concrete admixtures in the Indian construction market