Rock Wool Blanket for Building and Industrial Insulation
Product Description:
Temp Grade 450°C, 750°C, 1000°C
Density: 50kg/m₃, 80kg/m₃, 100kg/m₃, 120kg/m₃
Items: Rock wool felt, alumina foil rock wool felt, glass fiber rock wool felt, tribulus iron rock wool felt.
Specification:
• 20×600 x 1200mm
• 25×600 x 1200mm
• 50 x600 x5000mm
• 75 x600 x3000mm
• 100 xx600 x1000mm
Customized specification is acceptable.
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Rock Wool Insulation Blanket Manufacturer and Supplier
MDLINSULATION supplies Rock Wool Blanket for thermal insulation and acoustic control in suitable building and industrial applications. Made from rock-based mineral fibers, this flexible insulation material is supplied in roll form for convenient handling and installation on large surfaces, equipment and selected curved structures.
Our rock wool insulation blanket is available in different densities, thicknesses, roll dimensions and facing options, subject to product grade and availability. We support insulation distributors, construction contractors, engineering companies and industrial buyers with product selection and customized supply solutions.
Key Benefits of Rock Wool Blanket
- Thermal Insulation: Helps reduce heat transfer through suitable building envelopes, equipment and insulation systems.
- Acoustic Absorption: The fibrous structure helps absorb sound in appropriately designed wall, ceiling and equipment assemblies.
- Fire Performance: Unfaced mineral wool products can provide noncombustible insulation when confirmed by the relevant product classification and test reports.
- Flexible Roll Format: Suitable for covering large or irregular surfaces where flexible insulation is preferred over rigid boards.
- Optional Facing: Selected grades may be available with aluminum foil or other facings, subject to application requirements.
- Flexible Specifications: Different thicknesses, densities and roll dimensions can be discussed according to project requirements.
Applications of Rock Wool Insulation Blanket
Industrial Equipment and Tank Insulation
Rock wool blanket can be used on suitable industrial equipment, tanks and vessel surfaces to help reduce heat transfer. Selection should consider operating temperature, required insulation thickness, attachment methods and protective cladding.
Pipe and HVAC Duct Insulation
Flexible mineral wool blanket can be used for selected pipework and HVAC duct insulation where roll-form material is suitable. For small-diameter pipes or complex fittings, preformed insulation sections may offer a better fit.
Building Roof and Wall Insulation
Rock wool blanket can be incorporated into compatible wall, roof and ceiling assemblies to improve thermal performance. The correct product grade and installation method should be selected according to the building system design.
For other construction applications, explore our Building Insulation Materials range.
Acoustic and Mechanical Room Insulation
Selected rock wool blanket grades can help absorb sound in suitable mechanical rooms, equipment enclosures and industrial spaces. Actual acoustic performance depends on the complete assembly and the relevant test data.
For applications requiring a different temperature classification, explore our Ceramic Fiber Blanket, designed for suitable high-temperature insulation requirements.
Rock Wool Blanket Technical Specifications
| 1 | Item | Unit | Test Result | Test Result | Test Result |
| 2 | Density | (kg/m₃) | 80 | 100 | 120 |
| 3 | Heat Conductive Coefficient | 50 °C | 0.039 | 0.038 | 0.038 |
| 100 °C | 0.045 | 0.045 | 0.045 | ||
| 150 °C | 0.05 | 0.048 | 0.048 | ||
| 200 °C | 0.062 | 0.056 | 0.055 | ||
| 250 °C | 0.074 | 0.063 | 0.061 | ||
| 300 °C | 0.08 | 0.07 | 0.068 | ||
| 350 °C | / | 0.077 | 0.075 | ||
| 400 °C | / | / | / | ||
| Max using temp | °C | 750 | 750 | 750 | |
| Recommed using temp | °C | 450 | 650 | 750 | |
| 5 | Hygroscopicity (weight percent) | % | ≤1 | ≤1 | ≤1 |
| 6 | Organics content | (ppm) | 2.9 | ||
| 7 | Chloridecontent | (ppm) | ≤25ppm | ||
| 8 | Nonflammable | / | Grade A1 | ||
| 9 | Hydrophobicity | (%) | 99.8 | ||
| 10 | Temp for shrinkage under hot load | (℃) | ≥600 | ||
| 11 | Thickness | (mm) | 20-100 | ||
| 12 | Width | (mm) | 600/1200 | ||
| 13 | Length | (mm) | 1000/3000/4000/5000 | ||
Technical values depend on the selected product grade. Confirm density, thermal conductivity, service temperature, water absorption and fire classification before ordering.
How to Choose the Right Rock Wool Blanket
Selecting the right rock wool blanket supplier involves matching product specifications to the installation environment.
- For tanks and industrial equipment: Confirm operating temperature, insulation thickness, surface geometry and protective cladding requirements.
- For pipes and ducts: Check roll dimensions, facing requirements and installation methods.
- For building insulation: Verify compatibility with the wall, roof or ceiling assembly and applicable building standards.
- For acoustic applications: Consider the complete assembly and available acoustic performance data.
- For humid environments: Check water-repellent properties and the need for weatherproofing or protective cladding.
Density alone does not determine insulation performance. For high-temperature applications, confirm the product’s continuous service temperature rather than relying solely on its classification temperature.
Why Choose MDLINSULATION as Your Rock Wool Blanket Supplier?
MDLINSULATION supports international B2B customers sourcing insulation materials for construction and industrial projects.
- Product selection support based on application requirements.
- Multiple specifications, subject to available product grades.
- Customized dimensions and facing options where available.
- Bulk order coordination for distributors, contractors and project buyers.
- Export packaging and shipping coordination according to order requirements.
Learn more about MDLINSULATION and our insulation material supply capabilities.
Frequently Asked Questions
What is rock wool blanket used for?
Rock wool blanket is used for thermal insulation and sound absorption in suitable building and industrial systems. Typical applications include equipment, tanks, selected pipes, HVAC ducts, walls and roofs.
What is the difference between rock wool blanket and rock wool board?
Rock wool blanket is a flexible roll-form material suited to large or irregular surfaces. Rock wool board is a more rigid panel generally used where a defined shape or greater rigidity is required. The appropriate product depends on the installation method and system design.
Is aluminum foil faced rock wool blanket available?
Aluminum foil facing may be available for selected product grades. Confirm facing availability, temperature limitations and installation requirements before ordering.
How do I choose the right rock wool blanket density and thickness?
The appropriate specification depends on operating conditions, insulation requirements, installation method and mechanical properties. Share your application details so the product can be evaluated against the relevant technical requirements.
What information is needed for a quotation?
Please provide the required density, thickness, roll width and length, facing requirements, application, estimated quantity and destination country. Technical drawings or project specifications can help improve quotation accuracy.
Request a Rock Wool Blanket Quotation
Looking for a reliable Rock Wool Blanket Manufacturer and Supplier for your next project?
Contact MDLINSULATION with your technical requirements and purchasing quantity. Our team can help you evaluate suitable rock wool insulation blanket options and prepare a quotation for your project or wholesale order.
Professional Insulation Materials Manufacturer in China
Mindelun supplies a comprehensive range of ceramic fiber, mineral wool, calcium silicate, silica fiber and advanced insulation materials for industrial applications. From standard products to customized insulation solutions, we help customers improve thermal efficiency, equipment protection and operating performance.
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Start Your Project With Mindelun Insulation Products
We are a professional and formal manufacturer of high temperature insulation materials. We mainly produce and sell products under our own brand with self-operated production and direct sales, without any middlemen trading links.
The core founding team has more than 14 years of in-depth experience in the insulation materials. Mindelun production team and cooperative manufacturing bases possess over 10 years of standardized mass production experience, with mature technology and stable production capacity.
Our product portfolio covers full-range general ceramic fiber insulation series and meet the needs of industrial furance heat saving needs. We also support personalized product customization like calcium silicate products, silica glass fiber products and minel wool insulation series according to clients’ market and end-user requirements.
We provide one-stop OEM/ODM customized manufacturing services for industrial insulation materials and building insulation materials. With extensive expertise in material selection, application-based quantity calculation, and custom-shaped component fabrication, our team delivers tailored solutions based on specific project requirements. From technical solution design, sample development, and mold opening to precision processing and mass production, Mindelun provides reliable full-process support for customized insulation solutions.
Full-range customization is fully supported. We can customize product size, package style, logo, providing one-stop solutions covering design, production and packaging.
Mindelun offers flexible order quantities, including sample orders, small retail orders, air shipments, 20GP, and 40HQ containers. One container can be mixed with at least 10 different products, helping wholesalers, retailers, distributors, and project customers reduce procurement costs through one-stop sourcing.
As a professional insulation materials supplier and wholesaler, Mindelun also provides flexible product specifications and quantities based on specific project requirements.