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Non-Corrosive Black Felt Faced Mineral Wool for HVAC Duct
US$1.25-1.32
2,000 Pieces
Product profile
Customization
AvailableAfter-sales Service
ProvideFeature
Durable, Easy to Install, Fierproof, Flame Retardant, Heat Insulation, Noise Reduction, WaterproofModel NO.
rock wool board faced black tissueHighest Working Temperature
≥1000℃Material
Natural RockProduct Name
Rock Wool BoardLength
1200mmWidth
600mmDensity
50-180kg/M3Thickness
30mm-150mmCombustion Performance
A1Thermal Conductivity
≤0. 037W/(M*K)Melting Temperature
≥1000℃Surface Burning Properties
Smoke Spread < 25 , Flame Spread < 25Hydrophobicity
≥99%Mass Moisture Absorption Rate
≤0.5%Dimensional Stability
≤0.5%Corrosive
No CorrosionFormaldehyde Emission
≤0.5mg/(Kg*H)Noise Reduction Coefficient
≥0.80Transport Package
Plastic Shrink Film PackagingSpecification
Customized according to customer requirementsTrademark
ZRD rockwool insulationOrigin
NanjingProduction Capacity
50000tons/YearKey features
A1 Combustion Performance: Non-combustible material meeting strict fire safety standards with smoke and flame spread under 25.
Customized Dimensions: Available in various thicknesses (30-150mm), densities (40-180kg/m3), and sizes to fit specific needs.
Comprehensive OEM/ODM Service: Full customization options available including samples, designs, and flexible minor adjustments.
Company profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Shanghai Port; Nanjing PortAverage Response Time: ≤15h
About Our Factory & Business Background
AddressRoom 914, Building 1, Aifei International Zone C, No. 6 Lixin Road, Jiangbei New District, Nanjing, Jiangsu, China
Plant Area36.53 square meters
Number of Employees2
Registered Capital2,000,000 RMB
Terms of PaymentT/T, LC
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 Piece
Supply Chain Partners5
Our Production Capability & Technical Expertise
Main ProductsRock Wool, Rockwool, Rock Wool Pipe, Rock Wool Blanket, Rock Wool Board, Rock Wool Insulation, Agriculture Rock Wool
R&D Engineers1 people
Our Industry Experience & Global Business Record
Year of Establishment2017-05-20
Main MarketsSoutheast Asia/ Mideast
Repeat Buyers Choice10%~30%
Number of Foreign Trading Staff1
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500No
Product Q&A
Q:Who is Nanjing Zhongrunda and what is your core advantage?
A:
Nanjing Zhongrunda is a leading innovative enterprise in China's new building materials field, specializing in the R&D, manufacturing, and distribution of high-end rock wool products. Our core advantage lies in our 'Dual-Service Model': Factory Direct with strict quality control and competitive pricing, and Global Brand Distribution as an authorized distributor for world-renowned brands such as ROCKWOOL, Owens Corning, ABM, and Dragon Brand. This allows us to offer one-stop solutions, providing
Q:What products does your company offer?
A:
We specialize in high-performance insulation materials, including Rock Wool (pipes, boards, felts), Glass Wool (pipes, boards), and Pumice Cleaning Stone, etc. These products are widely used in industrial and building insulation for their excellent thermal and acoustic properties.
Q:Can you provide customized solutions for specific projects?
A:
Absolutely. We are not just a manufacturer but a 'High-end Rock Wool Integrated Service Provider.' We specialize in vertical market segmentation, meaning we don't just sell standard slabs. We offer tailored solutions for: Curtain Walls (specially designed fireproof and thermal insulation boards with aluminum foil facing for smoke barriers), Industrial Applications (pipe sections and shells for petrochemical and metallurgical industries), and Agriculture & Special Fields (including agricultural r
Q:What are your main export markets?
A:
Our products are primarily exported to global markets, including but not limited to Southeast Asia, Europe, the Middle East, and North America.
Q:What is your lead time?
A:
Standard orders typically ship within 15-30 days after confirmation, depending on product specifications and order volume.
Send Inquiry
*To:
Nanjing Zhongrunda New Material Technology Co., Ltd.
Nanjing Zhongrunda New Material Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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