WD-A1 Polyurethane foam for filling gaps and expanding

PU Foam Box and Cans

WD-A1 Polyurethane foam for filling gaps and expanding

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  • Sealant Type: Single-component polyurethane
  • Working Temperature: -40°C to 90°C
  • Application: Concrete joints in roads, bridges, and industrial flooring
  • Properties: Eco-friendly and Safe, weather-resistant, High Load-bearing Strength
  • Customizable: Packaging

Overview

Features

  • Single-component polyurethane foam sealant (OCF).
  • Aerosol-based, easy to apply with straw or foam gun.
  • Expands rapidly, cures by absorbing moisture from air.
  • Strong adhesion to wood, metal, stone, plastic, and Cement Wall Panel.
  • Low density (30–80 kg/m³) with high porosity (70–90%) for insulation and soundproofing.
  • Good compressive strength (0.1–0.5 MPa) and elasticity.
  • Resistant to acids, bases, and weathering; low shrinkage.
  • Fine and uniform foam cells, durable and stable after curing.
  • Eco-friendly: low VOCs, no formaldehyde, safe for indoor use.
  • Wide temperature resistance (-10℃ to +80℃).

Description

The single-component polyurethane foam sealant (OCF) is a versatile building material that combines aerosol and polyurethane foam technology.
It is packaged in pressurized cans and dispenses as foam that quickly expands, reacts with air moisture, and cures into a strong, elastic structure.
With excellent adhesion to various materials, low shrinkage, and fine uniform cells, it is widely used for sealing, filling, bonding, and insulation in construction.
It offers reliable performance in different climates, eco-friendly formulation with low VOCs, and long-term durability against weathering, making it suitable for door and window installation, stonework, decoration, pipe sealing, and cavity filling.

Technical Data

Applications

Single-Component Polyurethane Foam Sealant (OCF)

Expanding foam that instantly fills, seals, and insulates construction joints and cavities. Strong adhesion to wood, metal, stone, and plastic, with fine uniform cells, low shrinkage, and excellent thermal and acoustic insulation. Eco-friendly, low VOC, and reliable from -10℃ to +80℃.

How to Use

Seals, fills, and insulates using PU foam.

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