Wholesale Low Modulus PU Sealant Supplier – Factory Direct

1,000 - 2,999  Pieces
$1.50

3,000 - 4,999  Pieces
$1.30

>= 5,000  Pieces
$1.20

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Wholesale PU Sealant Supplier – Factory Direct, Low Modulus, High Elasticity, Mildew-Proof

Description


Our premium, one-component, gun-grade polyurethane (PU) sealant is specifically engineered for construction applications, particularly for sealing joints in precast concrete panels and perimeter caulking. This low-modulus sealant cures by reacting with atmospheric moisture, forming a soft, rubber-like material with excellent elasticity and adhesion strength. With elongation at break ≥600%, specific gravity of 1.35±0.05 g/cm³, and sagging properties <1mm, it ensures reliable performance even under challenging conditions. The touch-dry time is ≤180 minutes, and it boasts an elastic recovery of ≥80%, making it ideal for long-lasting seals. Our sealant is non-polluting and can be applied at temperatures as low as 5°C. As a factory-direct supplier, we offer wholesale pricing and customized packaging options, including 310ml and 600ml cartridges or barrels, with 40 PCS/Carton standard packing. Our product is mildew-proof and suitable for a wide range of uses, from construction and industrial manufacturing to transportation. We provide comprehensive technical data sheets and after-sales support, ensuring you have all the information you need for successful application. Choose our PU sealant for superior quality, durability, and value.
Product name Water Proof Non-Sag (PU) Polyurethane Sealant Low Modulus for Construction Precast Concrete Panel Joints, Perimeter Caulking
ELONGATION AT BREAK(%) ≥600
SPECIFIC GRAVITY ( g/cm3) 1.35±0.05
Sagging Properties(mm) <1
TOUCH DRY TIME(min) ≤180
ELASTIC RECOVERY(%) ≥80
POLLUTION PROPERTIES Non
Minimum application temperature 5ºC

PU polyurethane sealant for precast concrete panel jointsApplication of PU sealant on construction jointsDetail view of PU polyurethane sealantPU sealant used at construction sitePU sealant providing waterproofing for jointsNon-sag feature of PU polyurethane sealantLow modulus PU polyurethane sealantPU sealant sealing concrete panel jointsPU sealant for perimeter caulkingFinished look after applying PU sealantPU polyurethane sealant for precast concrete panel jointsLow modulus PU sealant for construction perimeter caulkingWaterproof PU sealant for precast concrete panel jointsNon-sag PU sealant for construction joints sealingPU sealant for precast concrete panel perimeter sealing


Why Choose Our PU Sealant?

Our PU sealant stands out for its low modulus, high elasticity, and excellent adhesion strength, making it ideal for sealing joints in precast concrete panels and perimeter caulking. It cures quickly by reacting with atmospheric moisture, forming a durable, rubber-like seal that withstands movement and environmental challenges. With elongation at break ≥600% and elastic recovery ≥80%, it ensures long-lasting performance, reducing the need for frequent maintenance or replacement.

Key Features and Benefits

As a factory-direct supplier, we offer wholesale pricing and customized packaging options to meet your specific needs. Our sealant is mildew-proof, non-polluting, and can be applied at temperatures as low as 5°C, making it suitable for a wide range of construction and industrial applications. The touch-dry time is ≤180 minutes, allowing for faster project completion. Choose our PU sealant for superior quality, durability, and value.

After-Sales Support and Customization

We provide comprehensive technical data sheets and after-sales support to ensure you have all the information you need for successful application. Our R&D department is always at your service, ready to assist with OEM requirements or any other customization needs. With our factory-direct pricing and reliable supply chain, you can trust us to deliver high-quality PU sealant that meets your expectations and exceeds industry standards.

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Additional information

Model NO.

polyurethane adhesive

Mildew Proof

Mildew Proof

Usage

Construction, Industrial Manufacturing, Transportation

Size

310ml 600ml Sausage/Barrel or Customized

Packing

40 PCS/Carton

Transport Package

310m Cartridge, 600ml Sausage or Customized

Specification

customized

Trademark

customized

Origin

Shanghai

HS Code

35061000

Production Capacity

50000 Piece/Month