What are the storage conditions for the cement?

Store in a dry, well-ventilated, and cool place, shielded from direct sunlight and excessive humidity.

What is the compressive strength after 28 days?

The compressive strength is about 23-25 MPa after 28 days.

What is the lead time for production?

The lead time is one month for both peak and off-peak seasons.

Self-Leveling Underlayment Cement with High Density for Superior Performance

Name: Self-Leveling Underlayment Cement with High Density for Superior Performance
Brand: Shanghai Languan New Building Materials Co., Ltd
SKU: 2161335055

Shanghai, ChinaShanghai Languan New Building Materials Co., Ltd

US$7.00

200 Pieces

Sample price:US$10.00/bag.Request sample

Product profile

Customization

Available

Application

Commercial Construction, Industrial Construction, Infrastructure Projects, Residential Construction

Color

Gray

Model NO.

k50

Setting Time

Fast-Setting

Special Additives

Corrosion-Inhibiting, Fiber-Reinforced, Shrinkage-Reducing

Type

Ready-Mix Concrete

Dry Power Density

About 1.3kg\L

Time Before Covering

About 24-48 Hours

Fire Resistance Rating

Compressive Strength

25MPa

Transport Package

Pallet

Specification

25kg/bag

Trademark

LanGuan

Origin

China

Key features

Superior Fluidity: Ensures effortless leveling and creates perfectly smooth indoor floors.

Rapid Drying: Allows decorative flooring to be installed in as little as 1-2 days.

High Compressive Strength: Reaches 23-25 MPa after 28 days for a durable and sturdy base.

Low Shrinkage Properties: Effectively prevents cracking and maintains flooring integrity over time.

A1 Fire Resistance: Provides top-tier fire safety rating for commercial and residential use.

Versatile Application: Suitable for concrete, cement mortar, and stone tile substrates.

Long Shelf Life: Maintains quality for 6 months when stored in dry, cool conditions.

Customization Available: Offers full customization, minor customization, and customization from designs.

Company profile

High Repeat Buyers ChoiceFast DeliveryFull CustomizationQuality Assurance

Shanghai Languan New Building Materials Co., Ltd

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.35h

AI-Powered supplier vetting

SummaryShanghai Languan New Building Materials Co., Ltd. is described as a developer, manufacturer, and seller of environmentally friendly building decoration materials. Its stated scope covers building materials, floor-related solutions, machinery and equipment, hardware, chemical products, communication equipment, and import/export and technical services. The supplier reports OEM service for well-known brands, quality assurance, documented complaint-handling and corrective-action procedures, and facilities including mixing, self-leveling, and automatic packaging lines. However, it has no available SDK, no stated AI-based decision-management practice, no inventory capability, no overseas warehouse or showroom, and no valid manufacturing-capacity contract with affiliated subcontractors. Financial information is limited to years identified as 2021–2023 without performance values. Certification, customer cases, and detailed customization evidence are not sufficiently documented.

Supplier typeThe supplier is presented as Shanghai Languan New Building Materials Co., Ltd., focused on R&D, production, and sales of environmentally friendly building decoration materials. Its business scope includes building materials, insulation materials, sealing fillers, cement products, machinery, hardware, chemical products, and related sales and import/export activities, supporting classification as a building-material manufacturer and supplier.

After-Sales capabilityThe supplier reports clear procedures and records for corrective and preventive actions and customer complaint handling, and describes providing technical guidance and comprehensive customer services. However, it lacks overseas warehouse and showroom capabilities, so the evidence supports structured service handling but not broad overseas after-sales infrastructure.

R&D capabilityThe company describes R&D activity and the ability to develop new materials using existing technology, and its culture emphasizes innovation. However, it explicitly has no available SDK and has not established an AI model for big-data decision support; these limitations prevent a broad conclusion that its innovation capability exceeds requirements.

Production capacityThe supplier states that it conducts production and lists processing and manufacturing activities, with a mixing line, self-leveling production line, and automatic packaging robot. Quality assurance and documented corrective-action procedures are also reported, although there is no valid contract with affiliated subcontractors and no in-stock capability.

Customization capabilityThe supplier reports OEM services for well-known brands and says it provides solutions for difficult floors, technical guidance, and development of various new materials using existing technology. This directly supports some customization and OEM capability, although the slices do not specify product scope, minimum quantities, lead times, or engineering resources.