Is K50 eco-friendly for sensitive areas?

Yes, K50 is non-toxic, odorless and free of radioactive pollution, meeting national green building material standards. It is suitable for schools, hospitals and offices.

Premium Self-Leveling Concrete Mix for Smooth Flooring Solutions

Name: Premium Self-Leveling Concrete Mix for Smooth Flooring Solutions
Brand: Shanghai Languan New Building Materials Co., Ltd
SKU: 2164394055

Shanghai, ChinaShanghai Languan New Building Materials Co., Ltd

US$5.00

200 Bags

Sample price:US$10.00/bag.Request sample

Product profile

Customization

Available

Application

Commercial Construction, Decorative Concrete, Industrial Construction, Infrastructure Projects, Residential Construction

Color

Gray

Model NO.

k50

Setting Time

Fast-Setting

Special Additives

Corrosion-Inhibiting, Fiber-Reinforced, Shrinkage-Reducing

Compressive Strength

About 30 MPa After 28 Days

Flexural Strength

About 7 MPa After 28 Days

Flowability

≥140mm

Walkable Time

About 4 Hours

Application Thickness

2-8mm

Transport Package

Pallet

Specification

20kg/bag

Trademark

LanGuan

Origin

China

Key features

Specially designed ultra-flat self-leveling underlayment for PVC and resilient flooring installation

Allows foot traffic and subsequent flooring application within 4 hours after placement

Achieves compressive strength over 30 MPa at 28 days for durable load-bearing performance

Extremely low shrinkage ensures minimal cracking and no hollowing or delamination

Dense and abrasion-resistant surface effectively resists moisture vapor from the subfloor

Non-toxic, odorless, and environmentally friendly, ideal for schools, hospitals, and sensitive areas

Provides strong bond and prevents blistering when applied over the recommended primer

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: ≤2.54h

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.

Product Q&A

Q:What flooring types is K50 suitable for?

K50 is specially designed for underlayment of PVC vinyl flooring, linoleum flooring, rubber flooring and other elastic floorings.

Q:What is the recommended application thickness?

The recommended thickness is 2-5mm with a minimum of 2mm, and the applicable range is 1-8mm.

Q:How long before walking and flooring installation?

Walkable after about 4 hours. PVC flooring installation can proceed after 1-3 days depending on strength development.

Q:What is the compressive strength of K50?

28-day compressive strength is about 30MPa and flexural strength is about 7MPa, providing durable stable support for flooring.

Q:What is the water mixing ratio?

Each bag requires 5-5.5kg of clean water. Precise measurement is essential as excess water reduces strength and insufficient water affects flowability.