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High-Efficiency Concrete Additives for Modern Construction

Shandong Longwo Materials Tech Co., Ltd specializes in high-performance water reducing agents and chemical admixtures that enhance concrete strength, reduce cement usage by 10–20%, and improve workability across infrastructure projects worldwide.

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10–20%

Cement Savings

80+

Global Clients

15+

Years Experience

About Shandong Longwo

Shandong Longwo Materials Tech Co., Ltd is a leading manufacturer of high-efficiency water reducing agents and concrete admixtures. Our products are engineered for superior performance in construction, highways, bridges, airports, ports, water-power engineering, and precast concrete applications.

We are committed to quality and integrity, ensuring our chemical solutions offer high water-reducing rates, strong adaptability, excellent dispersion, and low gas content. This allows for optimized concrete mix designs without compromising strength or workability.

Our Core Values

  • Quality First
  • Integrity First
  • Customer-Centric Innovation
Factory or production facility

Our Product Range

Engineered for performance, durability, and efficiency in modern concrete applications.

PNS-A Water Reducing Agent

PNS-A

High-efficiency naphthalene-based water reducing agent with excellent slump retention.

  • Water reduction: ≥20%
  • Low gas content
  • Strong adaptability to cement types
PNS-B Water Reducing Agent

PNS-B

Enhanced naphthalene sulfonate superplasticizer for high-strength concrete.

  • Water reduction: ≥25%
  • High dispersity
  • Improved early strength development
PNS-C Water Reducing Agent

PNS-C

Modified PNS with extended workability for long-haul concrete transport.

  • Slump retention up to 2 hours
  • Reduced segregation
  • Ideal for hot climates
Sodium Gluconate

Sodium Gluconate

Organic retarder and water reducer for controlled setting time.

  • Retards setting by 1–3 hours
  • Improves workability
  • Non-corrosive and eco-friendly
STPP

STPP

Sodium Tripolyphosphate used as a dispersant and setting regulator.

  • Enhances fluidity
  • Controls early hydration
  • Compatible with other admixtures
PCE Powder

PCE Powder

Polycarboxylate ether superplasticizer for ultra-high-performance concrete.

  • Water reduction: ≥30%
  • Low dosage requirement
  • Excellent compatibility with SCMs
PNS Series Combo

PNS Series

Complete line of naphthalene-based superplasticizers for diverse applications.

  • PNS-A, PNS-B, PNS-C variants
  • Tailored for strength & workability
  • Widely used in precast and ready-mix
Concrete Additive Solutions

Custom Blends

Tailored admixture formulations based on project-specific requirements.

  • On-site technical support
  • Lab testing & mix design
  • Global logistics support

Why Choose SDLWTECH?

Quality Assured

Rigorous quality control ensures consistent performance across batches and global standards compliance.

High Efficiency

Achieve 10–20% cement savings without compromising strength or durability in your concrete mixes.

Global Reach

Products exported to East Asia, Southeast Asia, Middle East, Europe, Americas, and Africa.

Strong Adaptability

Our admixtures are compatible with various cements, aggregates, and supplementary materials.

Technical Support

On-site consultation, mix design optimization, and troubleshooting for complex projects.

Certified Manufacturing

Produced in ISO-standard facilities with full traceability and batch documentation.

15+
Years in Industry
80+
Global Clients
10–20%
Cement Savings
6
Core Products

Frequently Asked Questions

What is the main advantage of using PNS series water reducers?

The PNS series offers high water-reducing rates (up to 25%), excellent dispersion, low gas content, and strong adaptability to various cement types, allowing for significant cement savings while maintaining or enhancing concrete strength.

Can Sodium Gluconate be used with other admixtures?

Yes, Sodium Gluconate is highly compatible with other chemical admixtures such as superplasticizers, air-entraining agents, and accelerators, making it ideal for customized concrete formulations.

What regions do you export to?

Our products are exported to East Asia, Southeast Asia, South Asia, the Middle East, Eastern Europe, North America, South America, and Africa.

Do you offer technical support?

Yes, we provide comprehensive technical support including mix design optimization, on-site consultation, and troubleshooting for large-scale projects.

What is the packaging and minimum order quantity?

Products are available in 25kg bags or bulk packaging. MOQ varies by product but typically starts at 1 metric ton. Contact us for details.

Get in Touch

Interested in our concrete admixtures? Reach out for product details, pricing, or technical inquiries.

Company: Shandong Longwo Materials Tech Co., Ltd
Address: Wolong Industry Park, Weifang City, Shandong Province, China
Phone: 86-536-3440604
Fax: 86-536-3440604
Email: [email protected]
Website: www.sdlwtech.com
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