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PU Foam Sealant

General Purpose PU Foam

LOTFIX F21
Base Technology Polyurethane
Tack Free Time 5~10 mins
Curing Time 30~60 mins
Yield (Output Vol.) 38~40 L
Shrinkage No
Flammability Class (DIN 4102) B3
Application Temperature Range +5°C ~ +35°C
Temperature Resistance Once Cured -30°C ~ +80°C
Shelf Life 12 months
*The above data is based on the standard environment with a construction temperature of 23±2℃ and a humidity of 50±5%.
Overview of General Purpose PU Foam

LOTFIX General Purpose PU Foam is a one-component polyurethane foam designed for daily sealing, filling and insulation work in construction, installation and repair applications.

It expands after application to fill gaps, openings and irregular joints, then cures with moisture in the air to form a firm foam structure. As a standard GP PU Foam, it is suitable for common market demand in building installation, renovation and repair work.

Product Features

• One-component polyurethane foam, ready to use for standard filling and sealing jobs.

• Good expansion performance for gaps, cavities, openings and uneven construction joints.

• Helps improve basic thermal insulation and sound insulation in sealed areas.

• Suitable for door frames, window frames, wall gaps and general repair applications.

• A practical GP PU Foam option for importers, wholesalers, distributors and project users.

Recommended Applications

This general purpose polyurethane foam is suitable for routine construction and maintenance work where filling, sealing and insulation support are required.

• Door and window frame installation

• Gap filling around walls, pipes and openings

• Construction joint sealing and cavity filling

• Basic sound and heat insulation support

• General repair, renovation and DIY sealing work

Performance Data

Product TypeGeneral purpose PU foam / GP PU foam
Base TechnologyPolyurethane
Tack Free Time5–10 minutes
Curing Time30–60 minutes
Yield38–40 L
ShrinkageNo
Flammability ClassB3
Application Temperature+5°C ~ +35°C
Temperature Resistance-30°C ~ +80°C after curing
Shelf Life12 months under recommended storage conditions

The above data is based on standard testing conditions. Actual performance may vary depending on temperature, humidity, gap size and application method.

Custom General Purpose PU Foam from LOTFIX

LOTFIX supports GP PU Foam customization for distributors, importers, wholesalers and project buyers. Can size, gross weight, manual type, gun type, carton packing, label design and private brand packaging can be adjusted according to market needs.

Standard options include 750ml, 500ml and 300ml cans, with flexible packing solutions for different sales channels and bulk order requirements.

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