B2 Grade Fire Retardant Polyurethane Foam Insulation

Brand Name:EXCEEDCHEM
Certification:ISO9001:2018
Model Number:pu rigid foam
Minimum Order Quantity:20mt/20ft
Delivery Time:5-8 work days
Payment Terms:L/C, T/T
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Verified Supplier
Location: Qingdao Shandong China
Address: No.166, Zhengyang Middle Road, Chengyang District, Qingdao City, Shandong Province, China. 266000
Supplier`s last login times: within 15 hours
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Product Details

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%

China B2 Grade Fire Retardant Polyurethane Foam Insulation supplier

B2 Grade Fire Retardant Polyurethane Foam Insulation

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