Hot Sale Discount Insulation 50 75 100mm Rock Wool Purifying Roof Wall Sanwich Panels

A sandwich panel is made up of three layers: a lightweight core (like PIR, Rock wool, or EPS) and steel sheets on both sides, which can be customized in thickness. These panels are commonly used for the roofs and walls of steel structure buildings such as warehouses, workshops, and cold rooms.

• Product Advantages

1. Efficient heat preservation & fire prevention: thermal conductivity 0.017~0.024 W/m-K
2. Closed pore rate >90% : moisture-proof and water-proof
3. Blind hole design: anti-seepage, freeze-thaw & corrosion resistance
4. Energy saving, environmental protection & economy: full closed cell structure reduces energy consumption, fluorine-free foaming technology is environmentally friendly, long-term use significantly reduces heating/cooling costs.
5. B1 fireproof standard: temperature resistance -50℃~150℃, no harmful gas release.
6. Lifespan: over 30 years
7. Application areas: building facades, industrial facilities, providing fire protection, sound insulation, decorative integrated customized solutions.

• Product Application

Sandwich panels are incredibly versatile and find applications across multiple industries. Let’s explore some of the most common uses:

1. Building Construction
   Sandwich panels are frequently employed in the construction of walls, roofs, and floors in residential, commercial, and industrial buildings. They offer excellent thermal insulation, reducing energy consumption and maintaining comfortable indoor temperatures.
2. Transportation
   In the automotive and aerospace industries, sandwich panels are used to construct lightweight and fuel-efficient vehicles and aircraft. The combination of strength and low weight makes them ideal for these applications.
3. Cold Storage
   Sandwich panels with insulating cores are widely used in cold storage facilities, ensuring that temperature-sensitive goods remain at the desired temperature.
4. Industrial Equipment
   These panels are employed in the creation of cleanrooms, partitions, and enclosures for various industrial purposes, providing durability and easy maintenance.

   Wall Panels	Roofing Panels
   Suspended ceiling panels	Cold Storage Panels

• Technical Support

A complete set of PU Rock Wool sandwich panel continuous production line, featuring the world's advanced polyurethane core production process and seven-component on-site foaming technology, ensuring stable product performance. The ultra-long dual-track guarantees the flatness of the product's surface.

1. Environmental Concept, Green Development
2. Strong Technical Strength
   Complete Qualifications, Reliable Quality
3. Annual production can reach 1 million square meters
4. Panel cutting precision error(±1mm)
5. Fully automated production

• Company ProfileLanjing Steel Structure, a brand of Steel Structure, Container house andPrefab house, is Trusted & Tested. As experts on Steel Structure Buildingsvstem, LJ Steel Structure offerscomprehensive ONE-STOP services, delivering customized solutionsthat encompass Consultation, R&D, Design, Manufacturing, InstallationOverseas project supervision and After-sales support.
  We specialize in creation of hiqh-quality Steel structure Warehouse.Workshop, High-rise steel frame building and Container house for Labocamp, Worker dormitory, Site office, Shower container, Toilet containeretc. We provide our time-tested steel building to clients in the sectors ofOil &Gas, Mining, Energy, Infrastructure and Construction projects. LJSteel Structure built his reputation upon Profession,Reliabilitvy and Service.
• FAQ

Q: Is your company a factory or trading company?
A: We are manufacturer with foreign trade department, so you can get competitive price as well as professional service. And you are always welcomed to visit our factory at any time.

Q: What are your main products?
A: Steel structure buildings, sandwich panel, prefabricated house.

Q:How can we guarantee quality?
A: Always a pre-production sample before mass production;
Always final Inspection before shipment;

Q: What's the quality assurance you provide and how do you make quality control?
A: Quality-first is our core value. LJ steel structure quality assurance team and quality control team have developed a rigorous quality inspection system based on ISO9001. Testing Laboratory guarantees qualified raw materials and high- standard product.

Q: Do you provide installation instructions and on-site installation services?
A:Every project will provide the installation instructions, and if you need, we also would like to send our engineer to the local construction site for helping the installation work.

Q:Can you produce according to my requirement?
A:Yes, all the design, size, printing and packaging can be done according to customer's request. About any further detail, please feel free to contact us.

Q:Can I get samples for inspection?
A:We will provide free samples to you before order confirmation.

Q:How to install doors and windows?
A:Cut to the right length and connect with door and window bag accessories.

Main Products Steel structure Building Prefabricated container house Metal Sandwich Panels

Shandong Lanjing Building & Construction Co., Ltd. as a professional manufacture of steel structure projects and prefabricated house offers a comprehensive ONE-STOP service for clients with customized solutions including consultation, R&D, design, manufacturing, installation, overseas project supervision and after-sales support.

We specialize in creation of high-quality steel structure warehouse, workshop, and high-rise steel frame building which have been applied in various fields including construction, tourism development and residential projects, and also various prefabricated container houses for labor camp, work dormitory, site office, shower container, toilet container and etc.