B2 Fire-Retardant Self-Extinguish Polyurethane PU Foam for Construction Glue and Adhesive Bonding Applications

Basic Properties

Place of Origin: China

Brand Name: BILIN

Certification: CE,ISO,SGS,SGR

Model Number: B2

Trading Properties

Minimum Order Quantity: 6000pcs for BILIN brand, 15600pcs for customer brand

Price: Negotiation

Payment Terms: L/C,T/T

Supply Ability: 50000000pieces per year

Fire Resistant Spray Foam

Specifications

Other Name:	Polyurethane Foam	Type:	One Component
CAS No.:	7085-85-0	MF:	Mixture
EINECS No.:	230-391-5	Surface drying time:	10 Minutes
Cutting time:	40 Minutes-60 Minutes	Application temperature:	5℃-40℃
Temperature range:	-40℃-+90 Degrees Celsius	Shelf life:	18 Months
Color:	Off White	Usage way:	Gun And Straw
Storage:	Store At 25℃ Or Below	Water Absorption:	1% Vol.
Base:	Polyurethane	Consistency:	Stable Foam
Curing System:	Moisture Cure	Tack-Free Time (min):	7-12
Drying Time (dust-free, min):	20-25	Cutting Time (hour):	1-2 (+25°C) ; 3-4 (-5°C)
Yield (L):	50-60 (from 1020g G.W. / 750mL)	Shrinkage:	None
Cellular Structure:	60-65% Open Cells	Density (kg/m³):	18-25
Temperature Resistance:	-40°C To +80°C	Application Temperature:	+5°C To +35°C
Color:	Off-white	Fire Rating (DIN 4102):	B2
Thermal Conductivity:	< 0.020 W/(m·K)	Compressive Strength (kPa):	>180
Tensile Strength (kPa):	>30	Adhesive Strength (kPa):	>120
Water Absorption (ml):	0.3-8 (no Epidermis); <0.1 (with Epidermis)
High Light:	fire retardant PU foam adhesive , self-extinguish construction glue , B2 fireproof polyurethane foam

Product Description

B2 Fire-Retardant Self-Extinguish Polyurethane PU Foam for Construction Glue and Adhesive Bonding Applications 0

Description:

This environmentally safe polyurethane foam contains zero CFCs, making it a green choice for construction. It meets DIN 4102 B2 flame-retardant standards and stops burning immediately once the fire source is removed. Ideal for sealing, bonding, and insulating gaps, cracks, and fireproof joints, it expands to create airtight, durable seals that enhance building safety and energy efficiency.

Features & Benefits:

Self-extinguishing for fire safety assurance
B2 fire rating (DIN 4102-1) compliant with industry standards
Improved insulation performance for energy savings
Closed-cell structure: water-repellent, rigid, and stable
Excellent installation capability for various projects
Easy and straightforward application
High expansion rate for comprehensive gap filling
Effective sound dampening and thermal insulation
Strong adhesion to most substrates
No shrinkage ensures long-term sealing reliability

Application:

Installation of fireproof doors and windows
Fire and smoke sealing between walls, floors, and ceilings
Sealing of roof openings and structural gaps
Fire-rated applications such as pipe penetration sealing and cold store insulation

Technical parameters:

Yield	55L
Shrink	None
Density	22 kg/m³
Cellular Structure	60-65% open cell
Tensile adhesive strength	136kPa
Shear strength	154kPa
Thermal conductivity(35℃)	0.034W/(m·K)
Fire Retardant Grade(DIN 4102-1)	B2