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High Density Polyurethane Rock Wool Board for steel Structure Fire Protection
US$39.90-43.50
1 Piece
Sample price:US$1.00/meter.Request sample
Product profile
After-sales Service
Shelf Life 50 YearsColor
WhiteFire Rating
up to 3 HoursModel NO.
NB850Material
Rock WoolApplications
Penetration,Cable Tunnels TraysDensity
180+-10kg/M3Spec Per Box
5 PCS/CSHigh Strength
YesIntumescent
YesProduct Form
BoardProduct Type
Coated Fiber PlateWater-Tight
NoTransport Package
Carton Box+PalletSpecification
1200mm*600mm*50mmTrademark
BessiveOrigin
ChinaHS Code
40082100Production Capacity
100000 PCS/ YearKey features
Up to 3 Hours Fire Rating: Provides exceptional fire resistance with a rating of up to 3 hours for steel structure protection.
Intumescent Coating: Features an intumescent coating that expands under heat to seal gaps and prevent fire spread.
Halogen and Asbestos Free: Environmentally safe material that is completely free from halogens and asbestos.
Custom OEM Branding: Offers customization options including OEM branding and sample-based customization.
Versatile Applications: Ideal for sealing penetrations in walls, floors, cable trays, and HVAC ductwork.
Trusted ODM Partner: Backed by a professional R&D plant and 6,000 sqm production facility for reliable supply.
Company profile

Shanghai Lanyan Fire Protection Engineering Co. Ltd.Shanghai, China
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 0 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.83h CertifiedTerms of Payment: LC, T/T, D/P, etc.
About Our Factory & Business Background
AddressRoom 427, Building 2, No. 1243 Dongfang Road, Pudong New District, Shanghai City
Plant Area200 square meters
Number of Employees24
Registered Capital5,000,000 RMB
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity1 Carton
Supply Chain Partners4
Our Production Capability & Technical Expertise
Main ProductsPassive Fire Protection
R&D Engineers9 people
Our Industry Experience & Global Business Record
Year of Establishment2015-09-28
Main MarketsDomestic
Repeat Buyers Choice10%~30%
Number of Foreign Trading Staff2
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500Yes
Product Q&A
Q:What is the fire rating of this board?
A:
The High Density Polyurethane Rock Wool Board has a fire rating of up to 3 hours.
Q:Is the material halogen and asbestos free?
A:
Yes, the product is completely free from halogens and asbestos, making it safe for use.
Q:What are the recommended applications?
A:
It is recommended for sealing penetrations through fire-rated walls, cable trays, piping, and HVAC ductwork.
Q:Can I customize the brand or specifications?
A:
Yes, we offer customization from samples and OEM branding options.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 Carton.
Send Inquiry
*To:
Shanghai Lanyan Fire Protection Engineering Co. Ltd.
Shanghai Lanyan Fire Protection Engineering Co. Ltd.*Content:
Supplier replies will be sent to your registered email
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