China Concrete Admixture of SMF High Range Water Reducer Powder for Gypsum-Based Building Materials

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Product Description

Basic Specifications
Model NO.
SMF
Chemical Composition
Sulfonated Melamine Formaldehyde
Type
High-range Water-reducing Agent
Water Reduction Rate
10%-20%
Bulk Density
400-700 Kg/M³
pH (20% Solution)
7-9
Sulfate Ion Content
3-4%
Chloride Ion Content
≤0.05%
Appearance
White Powder
Production Capacity
12000 Tons Per Year
Product Description

Sulfonate Melamine Formaldehyde (SMF) is a superplasticizer powder based on sulfonated melamine formaldehyde resin, suitable for gypsum-based and cement-based mortars that demand high strength and superior surface quality.

It is a non-air entraining product with strong adsorption and dispersion effect for gypsum, helping mortar achieve a perfect finishing smooth surface.

SMF High Range Water Reducer Powder
Technical Index SMF Specification
AppearanceWhite Powder
Bulk Density400-700 kg/m³
Dry loss after 30min @105ºC≤5%
pH of 20% Solution @20ºC7-9
Concrete air content≤3%
Concrete water reducing rate≥14%
Main Applications
Concrete Engineering
  • Precast concrete components: Enhances early strength, shortens demolding time, and accelerates production cycles.
  • High-strength concrete: Improves compressive strength (C50 and above), density, and durability.
  • Self-leveling concrete: Improves flowability and workability.
  • Pumped concrete: Reduces pumping resistance and maintains pumpability.
Concrete Engineering Application
Building Materials
  • Dry-mix mortars: Used in self-leveling mortars, non-shrink grouts, and tile adhesives.
  • GRC products: Improves fluidity, compactness, and mechanical strength.
  • Gypsum-based material: Enhances flowability, reduces water demand, and increases hardness.
  • Colored concrete: Improves color uniformity and surface finish quality.
Building Material Application
Packaging & Logistics

Standard Packing: 25kg/bag (eco-friendly valve paper bag)

Storage & Transport:

  • Store under cool and dry conditions.
  • Prevent moisture, high temperatures, and compression to avoid clumping.
  • Shelf life: 12 months from production date in sealed packaging.
SMF Packaging
Technical Support

Advanced technologies such as polymerization of macromonomer, molecule design, and functionalization are utilized to ensure stable quality and performance. Products meet various requirements for construction projects including national defense, power plants, railways, and bridges.

Production Facility
Technical Testing
Frequently Asked Questions
How do you control product quality?
We utilize a complete QC system for chemical composition and physical properties for each production batch. All goods are tested post-production, and a quality certificate is provided with the shipment.
What is the standard lead time for orders?
The lead time usually ranges between 7 to 15 days after the receipt of the purchase order.
Do you offer free samples for testing?
Yes, free samples are available. Generally, the buyer is responsible for the delivery costs.
What are your standard payment terms?
We typically accept a 50% deposit with the 50% balance against the BL copy, or through LC. Other terms can be discussed.
Which quality standards do your products meet?
Our products meet ASTM standards, and we are open to third-party testing validation.
What technical services do you provide?
We maintain a concrete laboratory and professional technicians to provide consulting services and technical optimization for our customers.

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