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High-Performance Sealants for Construction & Automotive

Premium Polyurethane, MS, Silicone, and Acrylic Sealants engineered for durability, flexibility, and superior adhesion across industrial and commercial applications.

Sealant Application

About CHEM Sealant

CHEM Sealant Factory

CHEMPU is a leading specialty chemicals company specializing in advanced bonding, sealing, damping, reinforcing, and protective solutions for the building and motor vehicle industries.

With subsidiaries in 3 countries and manufacturing operations across 5+ factories, we produce over 500,000 tons of high-performance sealants annually. Our commitment to innovation, quality, and sustainability drives every product we deliver.

  • Global presence with exports to Asia, South America, Africa, and beyond
  • Over 200 skilled professionals dedicated to R&D and production
  • Environmentally safe, one-component formulations with no toxic emissions

Key Applications

Automotive Adhesives

Automotive Adhesives

High-tensile bonding for car bodies, windshields, and glass installations. Resistant to weather, aging, and wear.

Construction Sealants

Construction Sealants

Used in roads, bridges, tunnels, expansion joints, and buildings. UV-resistant and waterproof.

MS Sealant

MS Multi-Purpose Sealant

Silane-modified technology combining benefits of silicone and polyurethane. Anti-sag, flexible, and durable.

RV Roof Sealant

RV Roof Sealant

Self-leveling, UV-stabilized lap sealant for roofing. HAPS-free and non-staining.

Self-Leveling Joints

Self-Leveling Joints

Ideal for airport runways, roads, walls, pipes, and industrial floors. Excellent bonding and repair capability.

Waterproof Coating

Waterproof Coating

Protects basements, garages, and underground structures. Resists water, oil, and chemical leakage.

Our Premium Products

PU-30 Polyurethane Sealant

PU-30 Polyurethane Sealant

  • One-component, moisture-cure
  • No shrinkage or cracking
  • Excellent water & oil resistance
  • Bonds to concrete, metal, glass
PU-40 UV Resistance Sealant

PU-40 UV Resistance Sealant

  • UV & weather resistant
  • High elasticity, low modulus
  • Non-toxic, odorless curing
  • Ideal for outdoor joints
MS-50 MS High Performance Sealant

MS-50 MS High Performance Sealant

  • One-component, anti-sagging
  • Modified silane technology
  • Flexible, durable bonding
  • Best overall performance
SL-003 Self-Leveling Silicone

SL-003 Self-Leveling Silicone

  • UV & fuel resistant
  • Strong tear resistance
  • For airport runways & roads
  • Excellent air & water tightness
High Bonding Windshield Adhesive

Windshield PU Adhesive

  • Bonds glass, metal, coatings
  • Rapid curing, no sag
  • Paintable & polishable
  • Requires primer
PU-24 Wood Floor Adhesive

PU-24 Wood Floor Adhesive

  • For parquet & strip flooring
  • Bonds to concrete, wood
  • One-component, easy apply
  • Strong cohesive force
MS-30RV Flex Repair Sealant

MS-30RV Flex Repair Sealant

  • Self-leveling lap sealant
  • UV stabilized, no discoloration
  • HAPS-free formula
  • Safe for roofing materials
SL100 UV Resistance Sealant

SL100 UV Resistance Sealant

  • Self-leveling joint sealant
  • For roads, roofs, garages
  • Repairs concrete, metal, PVC
  • Excellent bonding & sealing

Why Choose CHEM Sealant?

Proven Quality

Trusted in construction and automotive sectors worldwide.

Eco-Friendly

Non-toxic, odorless, and environmentally safe formulations.

Fast Application

One-component, easy-to-use sealants with rapid curing.

Global Reach

Exported to Asia, Africa, South America, and more.

500,000+
Tons Produced Annually
5+
Manufacturing Factories
200+
Employees Worldwide
3
Global Subsidiaries

Frequently Asked Questions

What is the difference between PU and MS sealants?

PU (Polyurethane) sealants offer high elasticity and strength, ideal for dynamic joints. MS (Modified Silane) sealants combine silicone and polyurethane benefits—flexible, paintable, and non-staining.

Are your sealants safe for indoor use?

Yes, our one-component sealants are non-toxic and odorless after curing, making them safe for residential and commercial interiors.

Do you offer custom formulations?

Yes, we provide tailored solutions for specific industrial requirements. Contact us for technical consultation.

Can your sealants be painted over?

Most of our PU and MS sealants are paintable and polishable after full curing, ensuring seamless integration with finishes.

Get in Touch

For inquiries about our products or pricing, please visit our official website to contact us directly.

Phone: +86 15216655520

We are available daily from 9:00 AM to 6:00 PM (CST).

Visit Official Website

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