Weather Resistance High Elasticity Self-Leveling Polyurethane Sealant

TP630 Self Leveling Polyurethane Sealant is one-component sealant with low modulus and excellent elasticity. It is especially suitable for sealing joints for the multi-porous materials.

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Self-Leveling Sealant Product Description

TP660 is one-component, moisture curable polyurethane sealant. Good sealing and flexible performance. No corrosion and pollution to base materials and environment-friendly. Pricking resistance, easy for repairing. Good bonding with cement and stone.

Self-Leveling Sealant Packing

Packing	Color	Quantity/Carton
600ml	White, Black, Grey etc.	20 sausages
310ml	White, Black, Grey etc.	25 cartridges

Self-Leveling Sealant Technical Data

Model	TP630
Class	25LM self-leveling
Colors	Concrete Grey, White
Density	1.3~1.4KG/L
Tack free time	45-120min, depending on weather
Curing time	≥2mm/24h
Hardness Shore A	around 25
Modulus(100% Elongation)	23℃： ≤0.4Mpa
	-20℃： ≤0.6Mpa
Leveling property	Smooth and leveling
Extrudability (ml/min)	≥80
Elastic Recovery	≥70%
Elongation at break	>600%
Tensile Properties at maintained extension	No breaking
Tensile properties (cold extension-hot compression)	Tensile properties (cold extension-hot compression)
Loss of mass%(≤)	8
Application Temperature	5℃-35℃
Service Temperature	-40℃- +90℃(minimum 50℃ in hot water)
Tensile properties at maintained extension(after water immersion)	No breaking
Application Temperature	-40℃-90℃

Self-Leveling Sealant Special Characteristics

Excellent adhesion with former cleaned PU sealant.
One Component, ready-to-use.
Good adhesion with concrete materials.
Fast cure.
Good weathering resistance and high durability.
No pollution.
Can be painted.

Self-Leveling Sealant Typical Application

Sealing joints in the concrete roads and bridges.
General sealing for construction joints.
Sealing joints in the airport runway.
Repairing and sealing the crack of buildings.

Self-Leveling Sealant Safety & Storage

Keep contents out of reach of children. In case of contact with eyes, please rinse eyes with plenty of water and seek medical advice as soon as possible
9 months stored at dry below 25℃ unopened in original containers.

Company Profile – Tengyu Chemical (Longkou) Co., Ltd

Tengyu Chemical (Longkou) Co., Ltd, established in 2013, is a technology-driven chemical sealant manufacturer specializing in the research, development, and production of high-performance sealants and waterproofing solutions. Our core product lines include Acrylic Sealants, Silicone Sealants, MS Polymer, Polyurethane Sealants, Epoxy Adhesives, Polysulfide Sealants, Anaerobic Adhesives, Waterproof Coatings, and related raw materials. Top Adhesive and Sealant Supplier in China.

Backed by over a decade of industry experience, Tengyu has developed a reputation for product reliability, process innovation, and customer-centric service. We serve a wide spectrum of sectors including construction, infrastructure, automotive, energy, and marine, with a supply network reaching over 100 countries and regions worldwide.

Full-Cycle Sealant Manufacturing Expertise

Tengyu operates under a vertically integrated manufacturing model, with over 90% of acrylic and silicone sealant production completed in-house. This ensures full traceability and strict quality control across all production stages—from raw material formulation to final packaging.

Through strategic partnerships with more than 10 globally recognized raw material suppliers and 4 certified component specialists, we guarantee consistent quality and supply stability for high-demand product lines, including MS polymer and polyurethane systems.

Global Distribution with Factory-Direct Advantage

As an original manufacturer, Tengyu offers factory-direct pricing with competitive lead times and full export capabilities. Our international business team is highly experienced in supporting OEM/ODM projects, private labeling, and regulatory compliance (such as CE, ISO, RoHS, REACH) for global markets.

Our Commitment

At Tengyu Chemical, we are dedicated to delivering:

Consistent product performance that meets or exceeds industry standards
Technical support and formulation expertise tailored to client needs
Efficient logistics and supply chain coordination for global partners
Long-term cooperation based on trust, reliability, and shared growth

We welcome collaboration with importers, distributors, and project contractors worldwide. Partner with Tengyu and experience professional-grade sealant solutions engineered to perform.

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