What are the available colors?

The sealant is available in Black, White, and Gray.

What is the Shore A hardness of the product?

The Shore A hardness ranges from 20 to 30.

Lejell211 Weather Resistant High Modulus Construction Polyurethane Waterproof Sealant

Name: Lejell211 Weather Resistant High Modulus Construction Polyurethane Waterproof Sealant
Brand: GUANGDONG PUSTAR MATERIAL TECHNOLOGY CO., LTD.
SKU: 909195605

Guangdong, ChinaGUANGDONG PUSTAR MATERIAL TECHNOLOGY CO., LTD.

US$1.55

100 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Application

Construction

Bonding Function

Liquid Sealing Leak

Model NO.

Lejell211

Color

Grey

CAS No.

Reference to MSDS

Material

Polyurethane

Main Agent Composition

Polyurethane Elastomer

Characteristic

Weatherability

Promoter Composition

Curing Agent

Origin

China

Production Capacity

1000000

Key features

High Weather Resistance: Designed for extreme weather conditions with excellent durability and non-cracking performance.

High Elastic Recovery: Features an elastic recovery rate of at least 70% for long-lasting joint sealing.

Excellent Extrudability: Ensures easy construction with high extrudability and no sagging properties.

Long Shelf Life: Maintains stability and quality for at least 9 months under proper storage.

Flexible Customization: Available for full, minor, and sample-based customization with flexible options.

OEM & ODM Services: Manufacturer supports both OEM and ODM services with 32 R&D engineers.

Company profile

GUANGDONG PUSTAR MATERIAL TECHNOLOGY CO., LTD.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2008-06-11 CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryGUANGDONG PUSTAR MATERIAL TECHNOLOGY CO., LTD. is identified as a professional technical supplier offering sealant and related chemical, building-material, and technical services. It provides customization, ODM, and OEM services, and reports quality assurance, material traceability, complaint-handling procedures, and corrective-action procedures. It has in-stock capability and stated lead times within 15 working days in both peak and off-seasons. However, it does not provide 3D software design, has no overseas warehouse, showroom, agent, or branch, and has not participated in offline trade shows. No valid manufacturing-capacity contract with its associated subcontractor is reported. The supplier reported no new products in the past year and has no available SDK. Audit information identifies TÜV Rheinland, with a report validity period from February 6, 2026 to February 5, 2027, but the provided result value is not interpretable as a pass or certification conclusion. Financial records are indicated for...

Supplier typeThe supplier is explicitly identified as a professional technical supplier. Its stated business scope includes production and sales of non-licensed chemical products, building materials, high-performance sealing materials, and technical services; its primary product is sealant.

After-Sales capabilityThe supplier has in-stock service capability and documented procedures and records for handling customer complaints, corrective and preventive actions, and quality assurance. However, it has no overseas warehouse, showroom, agent, or branch, limiting the evidenced overseas service infrastructure.

R&D capabilityThe supplier provides ODM services and has R&D capability for customization, but it reported no new products during the past year and has no available SDK. These explicit limitations prevent a positive assessment of product innovation capability.

Production capacityThe supplier reports in-stock capability, lead times within 15 working days in both peak and off-seasons, and a business scope covering chemical products, building materials, sealants, and technical services. Nevertheless, it has no valid contract with its associated subcontractor for manufacturing capacity, creating a stated production-governance deficiency.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, demonstrating broad evidenced customization capability.

Client casesThe supplier explicitly reports OEM service for well-known brands, which provides evidence of branded-customer experience. No customer names, project details, product volumes, or independently verifiable case documentation are provided.

Product Q&A

Q:What is the shelf life of the sealant?

The product has a shelf life of at least 9 months.

Q:Is the sealant suitable for concrete walls?

Yes, it is suitable for sealing joints of concrete external walls and artificial panels.

Q:What is the minimum order quantity?

The minimum order quantity is 1000 pieces.

Q:Does the product offer customization options?

Yes, we offer full, minor, sample-based, design-based, and flexible customization.

Q:What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-peak seasons.

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Lejell211 Weather Resistant High Modulus Construction Polyurethane Waterproof Sealant