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B2 Grade Fire Retardant Polyurethane Foam Insulation

B2 Grade Fire Retardant Polyurethane Foam Insulation

Brand Name EXCEEDCHEM
Model Number pu rigid foam
Certification ISO9001:2018
Place of Origin China
Minimum Order Quantity 20mt/20ft
Price FOB Qingdao usd1.0/kg
Payment Terms L/C, T/T
Supply Ability 3000mt/month
Delivery Time 5-8 work days
Packaging Details 20kg/drum; 200kg/drum
Detailed Product Description

B2 Grade Fire Retardant Polyurethane Foam Insulation​

 

1. Description

This spray blend of polyols reacts with isocyanate to produce a foam with excellent properties, including:

  • Fine and uniform cell structure
  • Low thermal conductivity
  • Superior flame resistance
  • Excellent dimensional stability at low temperatures

This foam is ideal for various thermal insulation applications utilizing spray technology, such as cold storage rooms, tanks, large-scale pipelines, and building facades.

 

2. Properties

 

Hydroxyl Value
310-380 mgKOH/g
Gel Time
6-10 s
Dynamic Viscosity (25 ℃)
100-200 (1200-1500 without HCFC-141B) mpa.s
Specific gravity (20 ℃)
1.05-1.08 g/ml
Spray Density
≥35kg/m3
Storage Temperature
10-25 ℃
Compressive Strength
≥150KPa
Storage Stability
6 month
Adhesive Strength
≥120KPa
Recommended Ratio
Blend polyols:Isocyanate=1:1-1.1
Closed-cell Rate
≥92%
Water Absorption
≤1.5%
Dimensional Stability
-20℃ 24h
≤1%
70℃ 24h
≤1.5%

 

Product Tags: B2 Grade fire retardant polyurethane foam   fire retardant polyurethane foam Insulation   B2 Grade fire retardant polyurethane  
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