Powered by Made-in-China.com
High-Density Laminated Rockwool Insulation Board for Fire Door Filling
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 BoardHighest 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
Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage 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
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsRock Wool, Foam Glass, Rock Wool Pipe, Rock Wool Blanket, Rock Wool Board, Ceramic Fiber Blanket, Agriculture Rock Wool, Glass Wool, Rubber Foam, Pumice Cleaning Stone
Our Industry Experience & Global Business Record
Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Number of Foreign Trading Staff1
Overseas Agent/BranchNo
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
You may also like
100kg/M³ High-Density Rockwool Board for Roofing and Partition Wall Applications
US$1.20-5.70
1,000 Square Meters(MOQ)
High Density Rockwool/Lana De Roca Heat Insulation Mineral Wool Board/Sheet for Exterior Wall and Roof
US$0.50-3.00
1 Square Meter(MOQ)
High-Strength for Fire-Proof and High-Temperature Resistant Rockwool Board
US$1.20-5.70
1,000 Square Meters(MOQ)
Mineral Wool Board High-Density Rockwool Mineral Rock Wool Slab for Thermal Insulation Floor Building Acoustic
US$0.45-1.63
1,000 Square Meters(MOQ)
High Density Thermal Insulation Rockwool Slab for Roof/Ceiling 140-180kg/M3
US$1.82-11.32
1,000 Square Meters(MOQ)
Fireproof Soundproof Thermal Board High-Density Rockwool Board/Slab for Wall Insulation
US$2.30-2.80
100 Square Meters(MOQ)
120kg/M³ High Density Rockwool Board for Sandwich Panel Core Fireproof Insulation
US$2.32-2.60
2,000 Square Meters(MOQ)
High Density Thermal Insulation Sandwich Panel Rockwool Slab for Roof/Ceiling 140-180kg/M3
US$1.82-11.32
1,000 Square Meters(MOQ)
High Density 50/75/100 mm Fire Sandwich Wall Panel Roof Rockwool Board Slab Sound Insulation
US$1.20-5.70
1,000 Square Meters(MOQ)
Acoustic Guangzhou Rockwool Heat Insulation High Density Mineral Wool Rock Blanket for Oven
US$0.50-3.00
1 Square Meter(MOQ)
High-Density Acoustic Fireproof Rockwool Insulation Slab/Board with Thermal and Noise Reduction
US$2.30-2.80
100 Square Meters(MOQ)
Rockwool Elevator Shaft Fire Door Sound and Heat Insulation High Compression and Tensile
US$1.20-5.90
1,000 Square Meters(MOQ)
High-Density 80kg/M³ Thermal & Acoustic Insulation Rockwool Soundproof Slab for Commercial Buildings
US$2.30-2.80
100 Square Meters(MOQ)
Low MOQ Offers High-Density Insulation Rockwool Slab for Underground Parking
US$2.30-2.80
100 Square Meters(MOQ)
High Density Rockwool for Effective Thermal Insulation and Fireproofing
US$300.00-550.00
1 Ton(MOQ)
High Density Rockwool for Efficient Thermal Insulation and Fireproofing
US$300.00-550.00
1 Ton(MOQ)



















