What is the shelf life?

The shelf life is 9 months under proper storage conditions.

Is the product eco-friendly?

Yes, it is solvent-free, tar oil-free, and odorless.

What substrates does it bond to?

It adheres well to concrete, wood, metal, PVC, ceramics, and most building substrates.

High-Performance Silicone Sealant for Road and Airport Joints

Name: High-Performance Silicone Sealant for Road and Airport Joints
Brand: Shanghai Sepna Chemical Technology Co., Ltd.
SKU: 2059660695

Shanghai, ChinaShanghai Sepna Chemical Technology Co., Ltd.

US$2.74

1,000-2,999 kg

US$2.55

3,000-6,999 kg

US$2.35

7,000+ kg

Sample price:US$0.00/kg.Request sample

Product profile

Customization

Available

CAS No.

9009-54-5

Formula

CH3h8n2o

Model NO.

SP360

EINECS

210-898-8

Color

Grey

Appearance

Paste

Main Raw Material

Polyurethane

Method

Brush

Level

Finish Coat

Drying Method

Air Drying

Certification

RoHS, ISO9001

Shelf Life

Resilience Rate (%)

118

Curing Speed(mm/24h)

3-5

Elongation at Break(%)

More Than 1000

Solid Content(%)

99.5

Transport Package

Drum

Specification

20KG

Trademark

Sepna

Origin

China

HS Code

35069900

Production Capacity

100000kg

Key features

High Elasticity: Elongation at break exceeds 800%, ensuring flexibility and durability.

Self-Leveling: Self-leveling single component formula for easy operation and smooth finish.

Eco-Friendly: Solvent-free, tar oil-free, and odorless with no contamination.

Wide Application: Ideal for roads, airports, bridges, and various industrial flooring joints.

Fast Curing: Cures via moisture in the atmosphere with a speed of 3-5 mm/24h.

Strong Adhesion: Excellent bonding on concrete, wood, metal, PVC, and ceramics.

Weather Resistant: Excellent aging and weather resistance for long-term performance.

Certified Quality: Meets RoHS and ISO9001 standards for safety and quality assurance.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceMulti-language Pioneer

Shanghai Sepna Chemical Technology 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.Export Year: 2011-01-01Nearest Port: Shanghai, Ningbo, ShenzhenAverage Response Time: ≤3.78h

AI-Powered supplier vetting

SummarySEPNA demonstrates organized operations, documented service and quality procedures, product R&D activity, OEM/ODM availability, and customization from samples, designs, or fully customized specifications. It reports one production line, adhesive sealant output of 30,000 tons, broad domestic and international market coverage, and lead times within 15 workdays. Overseas support includes installation, debugging, maintenance, repair, and training, with service offered in Russia and participation in an offline trade show. However, the provided information shows no SDK, overseas warehouse, showroom, agent, or branch. Certification holdings and customer case details are not provided, so those areas cannot be confirmed.

Supplier typeThe supplier has dedicated production, R&D, sales, service, purchasing, and quality-control functions, operates one production line, and provides OEM and ODM services. This supports classification as a manufacturer with integrated R&D and service capabilities.

After-Sales capabilityThe supplier reports service procedures with followed records, complaint-handling and corrective-action mechanisms, and overseas services including installation, debugging, maintenance, repair, and training. Coverage is limited in the provided data because service is identified for Russia and the supplier has no overseas warehouse, showroom, agent, or branch.

R&D capabilityThe supplier reports new products during the past year and offers ODM services, indicating active product development and design capability. It explicitly has no available SDK, so software-development integration capability is not demonstrated.

Production capacityThe supplier operates one production line and reports adhesive sealant output of 30,000 tons, with lead time within 15 workdays during the off-season and broad export-market coverage. The equipment list includes mixing, testing, drying, aging, and inspection equipment, supporting established manufacturing and testing capability.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, and full customization, alongside OEM and ODM services. These statements directly demonstrate broad product customization capability.