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polyurethane fireproof coating

1.Product type: Acrylic-based fireproof coating;
2.Performance: Lightweight, flexible, good weather resistance, easy to color, non-toxic and low-VOC;
3.Application: Interior walls, ceilings, wooden furniture, decorative panels in civil buildings;
4.Construction: Spraying or rolling, fast curing, suitable for indoor decoration;
5.Parameter: Fire resistance ≥1h, VOC content ≤50g/L, good compatibility with decorative materials.
6. +5~40°C; RH≤85%; substrate ≥3°C above dew point.
7. Indoor coatings not UV/weather resistant; outdoor needs UV/weather finish.
8. Indoor only; outdoor >5y requires UV/weather system.
9. Store 5–45°C dry; shelf life water/solvent 12m, cement 6m.
10. Water/cement non-hazardous; solvent flammable (>60°C) UN1263.
11. VOC: water≤120g/L; solvent≤650g/L compliant.
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  • Product Description

Polyurethane Fireproof Coating – Professional Fire Protection for Your Projects

When your project needs solid fire protection, Henan Banggu Fire Technology's polyurethane fireproof coating does what it says it will do. Our acrylic-based recipe is based on more than 30 years of experience coating things. It is light and flexible, and it has an ultra-low VOC content of less than 100g/L. GB 8624-2012 Class Meeting This coating saves steel walls, structures, and decorative panels in civil buildings by making them non-flammable. Your building schedule stays on track because the surface dries quickly (4 hours) and hardily (24 hours). With certificates in ISO 9001, ISO 14001, and ISO 45001, we can guarantee quality that meets the standards of other countries.

Intumescent fire resistive coating for steel structure

Why Choose Our Polyurethane Fireproof Coating?

Fire Protection Performance

We care most about your safety. When our product comes into contact with flames, it quickly spreads and forms a thick layer of carbonised heat insulation. This makes the base heat up much more slowly.

You'll be safe from the following:

  • Structures made of steel in factories
  • Commercial buildings' walls and ceilings on the inside
  • Wooden furniture and walls for decoration
  • Cable systems that need to be fireproof

The coating meets Class A guidelines for not being flammable, which gives you peace of mind for important uses.

Environmentally Safe and Compliant

You shouldn't have to pick between safety and the environment. Our formula doesn't have any volatile ingredients that are bad for you. VOC amount 100g/L, safe for workers and people living in the building.

These things help your project:

  • Low smell while being used
  • Composition that is safe
  • ISO 14001 approval for environmental management
  • Meeting world standards for the environment

This makes it great for sending to places with strict rules about the environment.

Fast Application, Quick Results

On the job site, time is money. The formula for our coating dries quickly, so your job can keep going. It only takes 4 hours for the surface to dry, and 24 hours for the whole thing to cure.

You'll like these:

  • Simple application by spraying or rolling
  • Less time spent working
  • Less time spent building
  • High speed in installation

When you don't have to wait as much, you can finish tasks faster and move on to the next step.

Cost-Effective Project Solution

Being on a tight budget doesn't mean sacrificing quality. The thin thickness of the coating cuts down on the amount of material needed while still providing great fire resistance. You get project prices that are competitive without lowering performance.

Our polyurethane fireproof coating is worth it because:

  • Little loss of materials
  • Lightweight application that doesn't add weight to the structure
  • Less money spent on transport
  • Protection that lasts for a long time and requires little upkeep

Technical Specifications

ParameterValue
Product AppearanceUniform viscous liquid, no caking, no delamination
Surface Drying Time≤4h
Hard Drying Time≤24h
Combustion PerformanceGB 8624-2012 Class A Non-combustible
Fire Resistance≥1h
VOC Content≤100g/L
Application Temperature+5~40°C
Relative HumidityRH≤85%
Storage Temperature5–45°C dry environment
Shelf Life12 months (sealed)

Application Guidelines

Ideal Working Conditions

For best results, apply the coating when:

  • Temperature ranges between 5°C and 40°C
  • Relative humidity stays below 85%
  • Substrate temperature is at least 3°C above dew point

Surface Preparation

Clean and prepare your substrate properly:

  • Remove dust, grease, and loose particles
  • Ensure surfaces are dry and stable
  • Apply primer if working with steel structures
  • Check substrate compatibility before full application

Application Methods

Choose the method that fits your project:

  • Spraying: Best for large areas and complex surfaces
  • Rolling: Ideal for flat walls and ceilings
  • Multiple coats: Apply thin layers for optimal performance

Indoor vs. Outdoor Use

Remember that this coating is designed for indoor applications. The formulation isn't UV or weather resistant. If you need outdoor protection lasting more than 5 years, you'll require an additional UV/weather-resistant finish system.

Comprehensive Service Support

Before You Buy

We help you make informed decisions:

  • Free product selection consultation
  • Technical documentation for approvals
  • Test reports and certification documents
  • Project design assistance

During Construction

You're never alone during installation:

  • 24/7 remote technical guidance
  • Standardized installation manuals
  • Real-time troubleshooting support
  • Quality control recommendations

After Project Completion

Our relationship doesn't end at delivery:

  • Acceptance documentation assistance
  • Fire safety inspection coordination
  • Maintenance and renewal guidance
  • Preferential pricing for repeat orders

Flexible Customization Options

OEM Manufacturing

If you have specific formulations, we manufacture to your exact specifications. You maintain complete control over:

  • Product formula and composition
  • Technical performance parameters
  • Production consistency
  • Quality standard

    Application scenario

ODM Development

Need a custom solution? We handle the entire development process:

  • Product design and formulation
  • Prototype development and testing
  • Custom branding and packaging
  • Color matching and finishes

This flexibility helps you enter new markets quickly with products tailored to local requirements.

FAQ

Q: What is the primary purpose of fireproof coating?

A: Buildings, steel, and wood receive fireproof coating. Fire creates a heat- and oxygen-insulating barrier. This slows substrate ignition and damage. You reduce property losses and gain time for personnel evacuation and fire rescue.

Q: What are the fire ratings' differences?

A: At home, GB 14907-2018 defines steel structure coatings as NCB (interior ultra-thin), NB, and NH, with resistance from 0.5 to 3 hours. Internationally, EN 13501-1 utilises A1–F. Higher ratings provide longer fire resistance and stronger high-risk protection.​​​​​​​

Q: Is building difficult? Do I need pros?

A: The procedure includes substrate treatment, primer, fireproof coating, and curing. Basic construction skills for simple jobs. However, huge projects, high-rise structures, and tunnels require skilled teams to ensure quality.

Q: How long does the coating dry?

A: At 25℃ and 50% humidity, surface drying takes 2-4 hours and full curing takes 24-48 hours. Avoid rain, sun, and collisions while drying. Maintain ventilation and avoid fires. Keep dust off damp surfaces.

Q: What's the validity period? Should I reapply after expiration?

A: Indoor coatings last 5-8 years if maintained. Environment makes outdoor applications last 3-5 years. Check for cracks or peeling beyond expiration. Remove and recoat damaged coating. Local repairs prolong life if undamaged.

raw materials

Contact Us

Ready to protect your project with polyurethane fireproof coating? Contact our technical team at banggu@bgfireproof.com for product consultation and customized solutions.

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