High Performance Concrete Accelerator for Early Strength Development

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Product Description

Basic Specifications
Model NO.
S7045
Form
Powder
Curing Temp.
Low Temperature
Main Components
Calcium Silicate Hydrate
Water Content
≤ 3%
Bulk Density
400-700kg/m³
Recommended Dosage
0.2% ~ 2.0% of Cement Mass
Production Capacity
5000 Tons/Year
Product Description
Hardening Accelerator S7045

S7045 Hardening Accelerator is based on Calcium-Silicate-Hydrate (C-S-H) Seeding Technology. As a professional and efficient early strength agent, the core component consists of nano-seeds presented in fine powder form. It is specially designed to play a significant reinforcing role during the initial hydration process of cement (within 24 hours).

S7045 Nano-seeds Technology

During mixing, S7045 nano-seeds act as a catalyst. Once added, these tiny seeds prompt the rapid generation and growth of hydrated calcium silicate through complex chemical induction. This significantly accelerates the hydration reaction, which is crucial for early strength development, ensuring faster construction progress and enhanced structural support capacity.

Product Characteristics
  • Low Temperature Efficiency: Maintains high performance in cold winter or low-temperature environments where traditional hardeners fail.
  • Strength Preservation: Unlike traditional agents, S7045 achieves rapid hardening without damaging the final strength of cement mortar and concrete.
  • Optimized Turnover: Significantly shortens demoulding time, increasing mold turnover speed and reducing overall construction costs.
Technical Data
AppearanceGray powder
Bulk Density400-700kg/m³
Water Content≤ 3%
Shelf Life12 months from production date
Recommended Dosage0.2% ~ 2.0% of cement mass
Scope of Application
Application scope
  • Various cement mortars and high-performance concrete
  • Cement-based self-leveling materials
  • Precast concrete components and products
  • Cement-based grouting and compression materials
  • Suitable for all kinds of cement-based material systems
Usage & Packaging

Usage: Should be mixed with other dry powder components. At low dosages (0.3% and above), fluidity growth is very obvious, so dosage accuracy must be controlled.

Packaging display
Transportation display

Storage: Packed in 25kg paper-plastic composite bags. Store in a ventilated, dry place. Protect from moisture and direct sunlight. Seal immediately after opening to prevent moisture absorption.

Frequently Asked Questions
What are the applicable objects for S7045?
It is suitable for repair mortar, grout, self-leveling, tile adhesive, ready-mixed concrete, and precast concrete components.
What is the Minimum Order Quantity (MOQ)?
The minimum order quantity is 1 package (25KG). Larger quantities benefit from lower proportional transportation costs.
Do you provide samples and technical support?
Samples are provided for free (customer covers express costs). A professional technical team with 20 years of industry experience is available to solve related technical problems.
What is the recommended dosage for the S7045 accelerator?
The recommended dosage is between 0.2% and 2.0% of the cement mass, depending on the specific application system and raw materials.
How does S7045 perform in low temperatures?
S7045 is specifically designed to maintain efficient hardening effects in cold environments where traditional early strength agents often fail.
What is the shelf life and storage requirement?
It has a shelf life of 12 months. It should be kept in a dry, ventilated area with moisture-proof precautions and sealed tightly after use.

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