What payment terms are accepted?

We accept Telegraphic Transfer (T/T) and Letter of Credit (L/C). Irrevocable L/C at sight is accepted for large-volume orders.

What is the minimum order quantity (MOQ)?

The MOQ is 1 ton, but samples are available for testing purposes.

Supply Expansion Agent for Precast Concrete Elements

Name: Supply Expansion Agent for Precast Concrete Elements
Brand: Shenyang Xingzhenghe Chemical Co., Ltd.
SKU: 1976517891

Liaoning, ChinaShenyang Xingzhenghe Chemical Co., Ltd.

US$485.00

1-25 kg

US$475.00

26-49 kg

US$465.00

50+ kg

Product specifications

Package

Sample price:US$20.00/kg.Request sample

Product profile

Customization

Available

Application

Building Materials, Concrete Admixtures, Construction Industry

Chemical Composition

Combination of Inorganic and Organic

Model NO.

PZJ

Color

Dark Gray

Function

Control Expansion

Particle Size

Coarse

Reaction Temperature

High Temperature

Storage Condition

Cool Place, Dry Place, Sealed Container

Type

Expansion agent

Ratio of Compressive Strength(3D), %≥

100

Ratio of Compressive Strength(7D), %≥

110

Ratio of Compressive Strength(28d), %

100

Penetration Height Ratio,%≤

48h Water Absorption Ratio,%≤

Corrosion of Reinforcing Steel

Restrained Expansion Rate% in The Water

0.025

Restrained Expansion Rate% in ≥

-0.020

Solubility

Readily Soluble in Water

Packaging

25kg/50kg Per Bag

MOQ

1 Ton (Samples Available)

Delivery Time

in-Stock

Shipping Methods

Express/Logistics Dedicated Line/Ocean Shipping

Warehousing

Stock Available in China Main Port

Transport Package

25kg/Bag

Specification

Expansion Agent

Trademark

XZH

Origin

China

HS Code

3824409000

Production Capacity

Annual Output Is 500, 000 Tons

Key features

Crack Prevention: Compensates for up to 0.04% shrinkage strain to prevent structural cracks.

Enhanced Durability: Reduces capillary pores by 30-50%, extending service life in harsh environments.

Self-Stressing Effect: Generates 0.2-0.7MPa expansion pressure to fill voids completely.

Triple-Action Mechanism: Combines early, mid-term, and long-term expansion for optimal performance.

Certified Quality: Complies with GB/T 23439-2017 and ASTM C845 standards.

Flexible Customization: Offers flexible customization, minor customization, and design/sample-based options.

Versatile Applications: Ideal for precast elements, slabs, water structures, and mass concrete.

In-Stock Availability: Stock available in China main port with 1-ton MOQ and samples available.

Company profile

Years of Export ExperienceExperienced TeamExhibition ExperienceFast Delivery

Shenyang Xingzhenghe Chemical Co., Ltd.

Liaoning, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 16 Years CertifiedNearest Port: Dalian PortAverage Response Time: ≤2.34h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory and limited company in Shenyang, with five employees and a wholesale and retail industry classification. It holds a valid import and export license, has 16 years of export experience, and offers multiple trade terms. Customization services are available, including customization from designs and samples, while OEM services for well-known brands are reported. However, the supplier reports no new products in the past year, no ODM service, no SDK availability, and no overseas warehouses, showrooms, agents, branches, or offline trade-show participation. Service-management documentation is incomplete: procedures for assessment exist, but there are no approved-supplier lists, corrective/preventive-action procedures, or written complaint-handling procedures. Certification holdings, production scale, financial credibility, and customer cases are not sufficiently evidenced. No financial figures are included.

Supplier typeThe supplier is explicitly described as a factory and a limited company located in Shenyang, with five employees and no associated company group. Its stated industry classification is wholesale and retail, while its business scope includes building ceramics, fertilizers, daily goods, chemicals, disinfectants, machinery, and office products.

After-Sales capabilityThe supplier has written procedures and records for assessing service capability and reports a one-month average lead time in both peak and off-season periods. However, it has no written corrective/preventive-action procedures or customer-complaint handling procedures, and it reports no overseas warehouse, showroom, agent, branch, or offline trade-show experience.

R&D capabilityThe supplier reports no available SDK, no new products in the past year, and no ODM service. It does report one internationally recognized design award, but the broader evidence indicates limited demonstrated recent innovation capability.

Customization capabilityThe supplier explicitly offers flexible customization, minor customization, customization from designs, and customization from samples. It also provides OEM services for well-known brands, although it does not provide ODM services.

Product Q&A

Q:What is the main function of this concrete expansion agent?

It induces controlled expansion in concrete/mortar to compensate for drying shrinkage and thermal contraction, preventing cracks and improving durability.

Q:What are the key benefits of using this admixture?

Key benefits include preventing cracks by compensating for up to 0.04% shrinkage, enhancing waterproofing by reducing capillary pores by 30-50%, and improving durability in harsh environments.

Q:How should the product be mixed and cured?

Mix with cement for 1-2 minutes before adding aggregates. Wet cure for at least 7 days, which is critical for the expansion effect.

Q:What are the packaging and shipping options?

Standard packaging is 25kg/bag (PP woven with inner liner) or 1-ton bulk bags. Shipping methods include Express, Logistics Dedicated Line, and Ocean Shipping.

Q:What is the shelf life and storage condition?

The shelf life is 12 months in dry conditions. It should be stored in a cool, dry place in a sealed container.