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TW331 Non-Exposed Oil Based Polyurethane Waterproof Coating

TW331 Non-Exposed Oil Based Polyurethane Waterproof Coating is a premium, high-solids, single-component polyurethane solution designed for superior waterproofing performance. Ideal for outdoor roofing and indoor applications such as basement waterproofing, it ensures a continuous, seamless waterproof barrier that delivers lasting protection in demanding environments. This versatile product offers excellent adhesion to various substrates without the need for a primer, making it a convenient choice for both residential and commercial projects.
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  • TW331

  • KINGWIT

Product Features

  • Exceptional Durability

High tensile strength and tear resistance ensure the coating can withstand harsh conditions, providing long-term performance in both outdoor and indoor applications.

  • Seamless Waterproofing

TW331 forms a continuous, seamless waterproof membrane, effectively preventing water penetration and moisture damage.

  • Versatile Adhesion

The coating adheres well to various substrates without the need for a primer, making it easier to apply on different surfaces.

  • Customizable Color

The color of the coating can be tailored to meet the specific aesthetic requirements of your project, offering flexibility and design options.

  • Easy Application

This single-component coating is simple to apply, reducing labor time and ensuring a smooth finish.


Technical Data

Base

Polyurethane

Solid Content

87.8%

Skin Time

6h

Heavy traffic Time

10h

Tear Strength

16N/mm

Elongation at break %

612%

Tensile Strength

2.17MPa

Heating Shrinkage Rate

-1.1%

Adhesive Strength

1.2MPa

Aging Test after Heating

PASS

Water Absorption Rate

2.0%

Water-permeable test(120min,0.3MPa)

PASS



Ideal Applications 

  • Underground Buildings & Tunnels
    Ideal for waterproofing basements, underground tunnels, and other subterranean structures that require robust protection against water ingress.

  • Roofing & Bridge Decks
    Perfect for roofs, bridge decks, and other outdoor surfaces exposed to extreme weather conditions, ensuring long-lasting waterproof protection.

  • Waterproofing for Large-Scale Projects
    Whether for commercial or residential use, TW331 is designed to protect critical infrastructure from water damage.



Storage & Note

Store in the original sealed packaging at temperatures of between 0℃ and 30℃, kept in tightly closed packaging. The shelf life is about 18 months when stored in a cool and dry place.

Keep 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.






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Shandong Kingwit New Material Technology Co., Ltd.

Add: Building 11, Huawei Big Data Industrial Park, Dongjiang Street, Yantai, Shandong, China
Whatsapp: +8619353218907
 
 
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