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Hunan Luzhi New Material Technology Co., Ltd.

About Luzhi New Materials

Quality First, Customer Supreme, Integrity Rooted, Innovation for Strength

We are a cutting-edge materials technology company in the field of civil engineering, specializing in the innovative research and development of high-performance concrete admixtures, next-generation pavement materials, and advanced solutions for building structures—including anti-seepage and leak-stopping technologies, as well as sealing, bonding, and repair/reinforcement materials. We are committed to fostering an integrated industry-academia-research ecosystem, driving technological innovation and advancing the development of new materials for civil engineering across China.

Hunan Province's Specialized, Fine, and New Enterprises

Provincial Enterprise Technology Center

CRCC Product Certification

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15 Items

15+ Years of Industry Experience

800 Items

800+ Real Project cases

500 Items

500+ collaborative clients

30 Items

Business scope: Over 30 provincial-level regions

Products and Solutions

PRODUCTS

Products and Solutions

Concrete admixture materials Special-function additive materials Modified Materials for Asphalt Pavements Asphalt Pavement Maintenance Materials Modified epoxy adhesive High-performance cement-based materials Polymer-modified cement-based materials Ultra-High-Performance Concrete Coating materials

LZ-R1 Polycarboxylate High-Performance Water Reducer

LZ-R1 polycarboxylate high-performance water reducer is the third-generation high-performance admixture designed for concrete and mortar applications. It delivers exceptional water-reducing effects, outstanding flowability, and also boasts superior cohesion and remarkable self-compacting performance.

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LZ-HE High-Early-Strength Superplasticizer Water Reducer (Segment Precasting)

LZ-HE High-Early-Strength Superplasticizer is a third-generation superplasticizer specifically designed for soft plastic concrete with exceptional early-strength properties. The unique formulation of LZ-HE High-Early-Strength Superplasticizer optimizes the dispersion of binding agents while simultaneously enhancing the density and adhesion of concrete.

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LZ-L1 Prestressed Duct Grouting Material

LZ-L1 prestressed duct grouting material is a non-shrinkage cement-based grout with unique two-stage shrinkage-compensation performance. LZ-L1 is a chloride-free, non-metallic material that achieves shrinkage compensation in both its plastic and hardened stages through the addition of specialized components designed to reduce shrinkage as well as enhance workability and water reduction.

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LZ-J1 Prestressed Duct Grouting Agent

The LZ-J1 prestressed duct grouting agent uses a polycarboxylate powder-based water reducer as a fluidizing agent, and is simultaneously formulated with functional materials such as plasticizing agents, expansion components for both the setting and hardening stages, defoamers, and flocculants. It offers multiple benefits, including fluidization, strength enhancement, workability retention, micro-expansion, and excellent non-segregation properties.

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Concrete impact and abrasion-resistant additive

Concrete impact and abrasion-resistant agent

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LZ-GT Non-Shrink Self-Leveling Grouting Material

LZ-GT Non-Shrink Self-Leveling Grouting Material is an economical, non-shrink, self-leveling chemical grout that delivers excellent performance and is suitable for a wide range of structural and foundation applications, including equipment installation grouting, grouting for equipment, column bases, and base frame foundations, as well as filling cavities, cracks, and recesses, and for grouting repairs.

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LZ-EG Epoxy Bearing Grout

LZ-EG epoxy bearing grout is a three-component, high-performance, high-precision, solvent-free epoxy resin grout that is resistant to moisture. It can be applied at temperatures ranging from +5°C to +30°C. Primarily used for bridge bearing grouting, mechanical joint grouting, precise installation and positioning of equipment bases, as well as grouting and installing machine bases and foundation baseplates for both light and heavy-duty machinery.

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LZ-R1 Polyhydroxy Acid High-Performance Water Reducer

LZ-RA1 Rut-Resistant Agent is a modified material developed based on the "rock asphalt combined with polymer modification" technology, designed to enhance the load-bearing capacity of asphalt pavements. It enables ordinary asphalt concrete to achieve a dynamic stability level of 10,000 cycles/mm or higher, meeting both domestic and international high-modulus asphalt concrete technical standards as well as all technical specifications outlined in the industry standard for "Rut-Resistant Agents."

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LZ-HVA High-Viscosity Modifier

To promote the widespread adoption of permeable pavements in China, our company has independently developed LZ-HVA, a high-viscosity modifier specifically designed for drainage asphalt mixtures. This additive achieves an absolute viscosity dozens of times higher than that of conventional SBS-modified asphalt. Moreover, tailored to China's highway environments characterized by high temperatures and heavy traffic loads, it significantly enhances the pavement's resistance to rutting and aggregate loss, effectively overcoming both technical barriers and cost challenges that have previously hindered the large-scale implementation of drainage asphalt surfaces in our country.

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LZ-RH Asphalt Warm-Mix Modifier

The LZ-RH asphalt warm-mix modifier is a warm-mix modification material prepared based on the principle of polyolefin-based technology, which leverages high-temperature lubrication to reduce viscosity and low-temperature lattice reinforcement for enhanced performance. It effectively lowers the high-temperature viscosity of asphalt binders, enabling construction temperatures for asphalt mixtures to be reduced by approximately 30°C—without compromising their performance. Additionally, this innovative material offers multiple advantages, including smoke suppression for environmental protection, significant mitigation of asphalt aging, extended construction seasons, and markedly improved compaction results.

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SpeedFix Instant Fast-Setting, Pressure-Free Cold Patch Material

SpeedFix instant-setting, pressure-free cold patching material is an innovative blend of cold-patching technology and pressure-sensitive reinforcement properties. Based on an asphalt matrix, this material does not require compaction; instead, it relies on vehicle traffic to achieve aggregate interlocking and synergistic effects from the modifying agents, thereby forming a high-strength structural layer. Its Marshall stability exceeds 15 kN, and its dynamic stability surpasses 6,000 cycles/mm, making it a flexible solution that can replace conventional hot-mix asphalt.

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SUPER-WS Water-Solidified Asphalt Mixture (Super Water Solidification)

SUPER-WS water-solidified asphalt mixture is an energy-saving and environmentally friendly material designed for use in humid environments and emergency repairs. It consists of matrix asphalt, special modifiers, and specially formulated additives, and contains no volatile substances. By adding water, the additives undergo a chemical reaction, enabling “strength enhancement through water, construction with water present, and rapid reopening to traffic.” Its strength exceeds that of conventional hot-mix asphalt concrete.

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LZ-MC Lignin Fiber

LZ-MC lignin fiber is an organic fiber derived from natural wood through chemical treatment, and it is widely used. LZ-MC lignin fiber comes in two models: flocculent (MCF) and granular (MCP).

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LZ-TPF Polymer Fiber

LZ-TPF polymer fibers are high-performance synthetic fibers manufactured through chemical treatment and mechanical processing, using natural or synthetic polymeric materials—primarily polyester and polypropylene—as raw materials.

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ZL-T Coated Adhesive for Steel Structures

ZL-T coating adhesive for bonding steel structures is a two-component modified epoxy resin-based structural adhesive, consisting of A and B components. It meets the technical requirements for Class A adhesives specified in both the "Technical Specification for Safety Assessment of Engineering Structural Reinforcement Materials" GB50728 and the "Highway Bridge Reinforcement Design Code" JTG/J22, and has successfully passed the national standard 90-day wet-heat aging performance test.

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ZL-G Pressure-Injection Adhesive for Bonding Steel Structures

ZL-G pressure-injected adhesive for structural bonding is a modified epoxy resin-based liquid injection adhesive. It meets the technical requirements of Grade A adhesive specified in both the "Technical Specification for Safety Assessment of Engineering Structural Reinforcement Materials" GB50728 and the "Code for Design of Bridge Reinforcement on Highways" JTG/J22, and has successfully passed the national standard 90-day damp-heat aging performance test.

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ZL-Z Post-Installation Anchoring Adhesive

ZL-Z Post-Installation Anchoring Adhesive is a modified epoxy-based, high-strength, highly corrosion-resistant two-component composite resin grout. It meets the technical requirements for Class A adhesive as specified in both the "Technical Specification for Safety Assessment of Engineering Structural Reinforcement Materials" GB50728 and the "Highway Bridge Reinforcement Design Code" JTG/T J22, and has successfully passed the national standard 90-day wet and heat aging performance test.

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ZL-F Sealing Adhesive

ZL-F Sealing Adhesive (Edge Banding Glue) is a two-component, putty-like modified epoxy resin adhesive.

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ZY-W Self-Flowing Dense Concrete Admixture

ZY-W Non-Shrinkage Self-Leveling Dense Concrete Admixture is a non-shrinking, high-strength, vibration-free cement concrete admixture, primarily composed of cement superplasticizer, thickening and water-retention agent, high-performance mineral admixtures, water-reducing agent, and other functional additives. It is a specialized product developed by Luzhi to address the shortcomings in cost and performance of grouting materials used in structural reinforcement projects.

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ZY-A High-Strength Grouting Material

ZY-A Grouting Material is a non-shrinking, high-strength, highly self-leveling cement-based composite material, primarily composed of high-strength cement, mineral admixtures, cement superplasticizers, aggregates, and other functional additives.

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ZY-CZ Ultra-Early-Strong Grouting Material

ZY-CZ Ultra-Early-Strong Cement-Based Grouting Material incorporates a variety of advanced cement-based ultra-early-strength technologies and is formulated from a composite blend of organic and inorganic materials, delivering exceptional early strength. It also boasts high fluidity, zero shrinkage, and excellent durability. The product meets the requirements outlined in the "Provisional Technical Specifications for Pot Rubber Bearings on Passenger-Dedicated Line Bridges" and the "Provisional Technical Specifications for Circular Steel Bearings on Passenger-Dedicated Line Bridges," as well as the cement-based bridge bearing grouting material standards specified in JTT 1130-2017, "Grouting Materials for Bridge Bearings."

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ZY-SX Underwater Non-Dispersible Grouting Material

Underwater non-dispersive grouting material is a powder-type grout composed of water-soluble polymer compounds, surfactants, and other ingredients. It boasts excellent anti-dispersion properties and superior flowability, enabling self-leveling and self-compacting behavior for underwater concrete applications. This material effectively prevents the dispersion of cement and aggregates during underwater construction, while also ensuring that the surrounding water remains uncontaminated.

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ZY-WS High-Performance Composite Mortar

High-performance composite mortar is a polymer-modified cement-based composite material, primarily composed of cement, polymer latex powder, mineral admixtures, crack-resistant fibers, and cement superplasticizers, among other ingredients.

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ZY-JH Polymer Mortar

ZY-JH Polymer Mortar is a two-component cement-based composite material modified with polymer emulsion, primarily composed of cement, polymer emulsion, mineral admixtures, crack-resistant fibers, cement superplasticizer, aggregates, and more. It meets the technical requirements for polymer-modified cement mortar as specified in GB 50728 "Technical Specification for Safety Assessment of Engineering Structural Reinforcement Materials," GB 50367 "Code for Design of Concrete Structure Strengthening," and JTG/T J22 "Code for Design of Highway Bridge Strengthening."

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ZY-J Interface Agent

ZY-J Concrete Interface Agent is a high-performance, two-component polymer-modified cement-based material, primarily composed of cement, polymer emulsion, mineral admixtures, cement superplasticizer, aggregates, and more. When in use, components A (solid) and B (liquid) are mixed together in a specific ratio. ZY-J leverages cutting-edge modification technologies currently available for cement-based composites, particularly integrating multiple advanced techniques designed to strengthen the concrete interface. This approach significantly enhances the transition zone at the bond between new and existing concrete, thereby improving the interfacial adhesion between the two materials.

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ZY-GYX High-Ductility Concrete

"High-ductility concrete," also known as "high-toughness concrete," is officially called Engineered Cementitious Composites in English, often abbreviated as ECC. It is a cement-based composite material composed of cementing agents, high-strength aggregates, synthetic fibers, and functional admixtures. Its ultimate tensile strain is more than 200 times that of ordinary concrete, and its stress-strain behavior closely resembles steel—earning it the nickname "flexible concrete."

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ZY-UHPC Ultra-High-Performance Concrete

UHPC, or Ultra-High Performance Concrete, is a specialized engineering material renowned for its ultra-high strength, toughness, and durability. It holds great potential for applications in defense engineering, marine projects, the nuclear industry, advanced security and protective systems, as well as municipal infrastructure. Testing has demonstrated that its flexural strength is three times greater than that of conventional C50 concrete, while shrinkage is significantly reduced. Moreover, after undergoing 700 freeze-thaw cycles, UHPC remains intact and undamaged.

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ZL-N Epoxy Putty

ZL-N epoxy putty is a two-component, putty-like modified epoxy resin adhesive.

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ZL-FT Fluorocarbon Polymer Weather-Resistant Coating (Fluorocarbon Paint)

Fluorocarbon polymer weather-resistant coatings are produced using advanced international technology. The paint formulation consists of fluorocarbon resin, pigments, solvents, additives, and more.

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ZL-JN Polyurea Heavy-Duty Anti-Corrosion Topcoat

This product is a heavy-duty, anti-corrosion, two-component coating synthesized through the polymerization reaction between polyaspartic acid ester and aliphatic polyisocyanate. Since polyaspartic acid ester is an aliphatic steric-hindered secondary amine, and the selected curing agent is also an aliphatic polyisocyanate, the resulting coating film exhibits excellent light- and color-retention properties, making it ideal for long-term outdoor use. Moreover, this product offers three key protective functions: resistance to chemical media corrosion, effective prevention of corrosive agents from penetrating, and robust shielding protection against environmental threats.

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ZL-GW Silane Impregnation

Silane impregnation products are colorless, transparent liquid formulations of high-purity isobutyl triethoxysilane, with the molecular chemical formula: (CH3)2CHCH2Si(OEt)3.

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Solution

News and Information

04

2025-08

The Hunan Lujizhi New Materials Kenya factory has officially begun production, marking a new phase for our overseas operations!


The Kenyan factory has officially begun operations, marking a new phase for our overseas business!

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08

2024-03

Happy Goddess Day!


Happy Goddess Day! May your happiness last far beyond today.

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09

2023-10

The company’s latest winning bid project


The company’s latest winning bid project.

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25

2023-08

Create with heart, service first, quality paramount.


The company’s Changsha headquarters has added a 300㎡ product R&D laboratory.

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30

2025-06

R&D Center | Setting Sail at a New Location, Together Building an Innovative Future!


Recently, the company’s R&D center has moved into a new two-story office building. This not only marks a further expansion of the company’s scale but also represents an important milestone in enhancing its technological capabilities and optimizing service efficiency.

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02

2023-08

The company held the 2023 First-Half Production and Operation Work Conference.


On July 29, the company held its 2023 first-half production and operation work conference.

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Beijing Yanchong Expressway

Focusing on the research and innovation of new materials for highway engineering pavement, we conduct technological development around the fields of new and special asphalt pavement engineering, create an integrated chain of industry university research, provide solutions, undertake design and construction, integrate key materials and their application technologies.

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Yunnan Beautiful Highway

Focusing on the research and innovation of new materials for highway engineering pavement, we conduct technological development around the fields of new and special asphalt pavement engineering, create an integrated chain of industry university research, provide solutions, undertake design and construction, integrate key materials and their application technologies.

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Guangxi Pingnan Third Bridge Project

Focusing on the research and innovation of new materials for highway engineering pavement, we conduct technological development around the fields of new and special asphalt pavement engineering, create an integrated chain of industry university research, provide solutions, undertake design and construction, integrate key materials and their application technologies.

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Hunan Baixin Expressway

Focusing on the research and innovation of new materials for highway engineering pavement, we conduct technological development around the fields of new and special asphalt pavement engineering, create an integrated chain of industry university research, provide solutions, undertake design and construction, integrate key materials and their application technologies.

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Jiangxi Jiujiang Yangtze River Highway Bridge

Focusing on the research and innovation of new materials for highway engineering pavement, we conduct technological development around the fields of new and special asphalt pavement engineering, create an integrated chain of industry university research, provide solutions, undertake design and construction, integrate key materials and their application technologies.

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Yunnan Baoshan Southeast Ring Expressway

Focusing on the research and innovation of new materials for highway engineering pavement, we conduct technological development around the fields of new and special asphalt pavement engineering, create an integrated chain of industry university research, provide solutions, undertake design and construction, integrate key materials and their application technologies.

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Yunnan Mazhao Expressway

Focusing on the research and innovation of new materials for highway engineering pavement, we conduct technological development around the fields of new and special asphalt pavement engineering, create an integrated chain of industry university research, provide solutions, undertake design and construction, integrate key materials and their application technologies.

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Yunnan Shidian Expressway

Focusing on the research and innovation of new materials for highway engineering pavement, we conduct technological development around the fields of new and special asphalt pavement engineering, create an integrated chain of industry university research, provide solutions, undertake design and construction, integrate key materials and their application technologies.

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Beijing Yanchong Expressway

Yunnan Beautiful Highway

Guangxi Pingnan Third Bridge Project

Hunan Baixin Expressway

Jiangxi Jiujiang Yangtze River Highway Bridge

Yunnan Baoshan Southeast Ring Expressway

Yunnan Mazhao Expressway

Yunnan Shidian Expressway

Partners

PARTNERS

Lu Zhi works with clients to identify effective, sustainable pathways that consistently meet their evolving business needs.

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China Communications Construction System
China Railway System
China State Construction System
China Electric Engineering Corporation System
Poly Changda
Hunan Road & Bridge
Sichuan Road & Bridge
Guangxi Road & Bridge
Sichuan Jiaotou
Hubei Communications Investment
Yunnan Jiaotou
Guangxi Communications Investment
China Communications Construction System

China Communications Construction System

China Railway System

China Railway System

China State Construction System

China State Construction System

China Electric Engineering Corporation System

China Electric Engineering Corporation System

Poly Changda

Poly Changda

Hunan Road & Bridge

Hunan Road & Bridge

Sichuan Road & Bridge

Sichuan Road & Bridge

Guangxi Road & Bridge

Guangxi Road & Bridge