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iw rock wool sandwich panel-0

Sandwich Wall Panel

Home >  Products >  Wall and Roof Systems >  Sandwich Wall Panel

IW Rock Wool Sandwich Panel

The IW Rock Wool Sandwich Panel series represents a breakthrough in full-fill rock wool technology. Engineered by Glostar, this system integrates high-density rock wool core with a reinforced fastening design to deliver exceptional fire resistance, superior thermal insulation, and unmatched installation accuracy. It is the ideal prefabricated envelope solution for modern industrial and commercial architectures requiring durability and energy efficiency.

  • Overview
  • Technical Specifications
  • Applications
  • Core Competence
  • Recommended Products
Product details

In the rapidly evolving construction industry, the demand for building materials that combine safety, efficiency, and aesthetics is higher than ever. The IW Rock Wool Sandwich Panel series serves as a benchmark for innovation in metal composite wall systems. Unlike traditional panels, the IW series utilizes an advanced 100% full-fill rock wool technology, ensuring there are no voids within the core. This guarantees consistent thermal performance and creates a robust barrier against fire hazards.

Glostar has meticulously upgraded the product system design and manufacturing processes. A key focus has been placed on increasing the strength at the product interfaces—often the weakest point in standard panels. By incorporating a sophisticated system of connecting fasteners and reinforced beams, the IW series overcomes common issues such as panel deformation and loose connections.

Embracing the future of construction, the IW Rock Wool Sandwich Panels are fully prefabricated in a controlled factory environment. This ensures stable product quality that is unaffected by weather conditions during manufacture. For the installer, this means a "plug-and-play" experience where panels are ready for quick, convenient installation, significantly reducing project timelines and management costs.

Performance Features

The IW Rock Wool Sandwich Panel is defined by four core performance pillars that set it apart in the market:

1. 100% Full-Fill Rock Wool for Superior Insulation

The core of the IW panel is its high-quality rock wool material. We utilize a 100% filling technique where the rock wool fibers are densely packed between the metal skins.

• Thermal Efficiency: This complete filling eliminates air pockets, drastically reducing thermal conductivity. It ensures the building interior remains temperature-controlled, lowering energy costs for heating and cooling.

• Fire Resistance: As a non-combustible material, the fully filled rock wool core meets stringent fire safety standards, providing critical protection for personnel and assets in the event of a fire.

2. Unique Nail Fixing Point Design for Stability

Stability under wind load is critical for exterior curtain walls. The IW series features a uniquely designed nail fixing point.

• Load Distribution: This design optimizes how wind loads and structural stresses are transferred from the panel to the building frame.

• Vibration Resistance: The specialized fixing point mitigates the risk of loosening over time due to thermal expansion/contraction or vibration, ensuring the facade remains secure for decades.

3. Reinforced Beams for Enhanced Strength

To address the mechanical challenges faced by large-span panels, spaced reinforced beams are integrated into the back of the IW panels.

• Structural Integrity: These beams act as a skeleton, significantly increasing the bending resistance of the panel. This allows for longer spans without the risk of sagging or buckling.

• Installation Ease: The added rigidity makes the panels easier to handle and position during installation, reducing the likelihood of handling damage.

4. Specialized Connecting Fasteners for Tight Joints

The effectiveness of a wall system relies on its joints. We have introduced unique connecting fasteners at the panel interfaces.

• Precision Fit: These fasteners are engineered to pull the panels together tightly, creating a seamless appearance.

• Weather Tightness: The secure connection improves air and water tightness, preventing moisture ingress and ensuring the longevity of the insulation core. This design significantly enhances the overall installation strength and efficiency.

Technical Specifications

Material Characteristics Table for IW rock wool composite panel.

Size(mm) Standard panel width: 1000
Optional panel width: 500~1000
Panel length: ≤ 15000
Standard panel thickness: 50, 75, 100, 150, 200, 250
Surface pattern Mirror surface,Ripple-like corrugation ,Engrossed,Mini corrugation
Skin thickness(mm) Outer steel plate: 0.5-0.8; Outer aluminum plate: 0.7-1.0
Inner steel plate: 0.4-0.6 Inner aluminum plate: 0.4-0.7
Joint width(mm) 0,10,15,20,25,40
Core material Rock wool, PU + fiberglass wool, PU + rock wool
Core material density(Kg/m3) Glass wool:64;Rockwool:120
Flammability Class A

Table of Load without extra support and thermal performance specifics for IW rock wool composite panel.

Core material Thickness (mm) Type of Support Load(KN/m2)/rafter spacing(mm) Panel weigh(Kg/m2) Thermal conductivity(W/m2`k)
0.5 1 1.5 2 2.5 3
Rock wool 50 Single-span/multi-span 5400 3713 2866 2332 1961 1689 15.58 0.76
75 7216 5029 3923 3220 2727 2360 18.85 0.53
100 8807 6169 4833 3981 3380 2932 21.85 0.4
150 11508 8044 6292 5176 4390 3805 27.85 0.27
Glass wool 50 Single-span/multi-span 5522 3855 3013 2476 2099 1818 13.55 0.6
75 7365 5204 4107 3404 2905 2530 15.15 0.41
100 8982 6375 5051 4200 3594 3138 16.75 0.31
150 11739 8317 6580 5464 4671 4074 19.87 0.21

Standard Specifications

1. Facing Material Configuration:

The color-coated steel sheets use Clean Colorbond steel from BlueScope Steel or other steel manufacturers with equivalent technical specifications. The surface is coated with a special nano-reinforced polyester coating system, ensuring long-lasting beauty, and the substrate is guaranteed to be corrosion-resistant for 20 years.

2. Core Material Configuration:

High-quality hydrophobic rock wool and glass wool meeting Hongxing's technical specifications are used. The PU uses specialized raw materials from Huntsman, a leading international polyurethane chemical company.

3. Adhesive Configuration:

Non-corrosive and environmentally friendly adhesives are used, which do not damage the facing or core materials.

Other components are selected according to Glostar's technical requirements.

Applications

The versatile nature of the IW Rock Wool Sandwich Panel makes it suitable for a wide range of building types:

Industrial Plants: Ideal for factories requiring high fire ratings and noise reduction.

Logistics Warehouses: Provides excellent thermal insulation to protect stored goods.

Commercial Centers: Offers a sleek aesthetic for exhibition halls, large supermarkets, and office complexes.

Public Facilities: Suitable for airports, stations, and stadiums where safety and durability are paramount.

Data Centers: Ensures precise temperature control and fire protection for critical infrastructure.

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Core Competence

Process And Equipment

Both In-house developed and outside-sourced advanced equipment is in commission in our workshop.Moreover,the most intelligent au- tomatic production center in the prefabricated building industry is located in Glostar.we have also learned from foreign advanced design concepts and production processes,with which fast production rate and high product precision were achieved.Innovation is the ultimate driving force for our success.

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Strict Testing

With years of rich experience and exceptional technical capabilities, the testing center conducts strict quality control on all products.To ensure the accuracy and soundness of testing,we introduce the most advanced experimental equipment in the industry,from raw materials to the end products.Every manufacturing step has passed the rigorous laboratory testing procedures and the final products must be presented to customers with perfect quality.

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The IW Rock Wool Sandwich Panel is more than just a building material; it is a comprehensive envelope system solution. By combining the inherent benefits of rock wool with Glostar’s innovative structural enhancements—specifically the reinforced beams and unique fastening system—we deliver a product that stands the test of time.

Whether you are prioritizing thermal efficiency, fire safety, or installation speed, the IW series delivers on all fronts. Experience the synergy of improved manufacturing processes and smart design with the IW Rock Wool Sandwich Panel.

Contact us today to learn how the IW series can elevate the performance and safety of your next project.

Get a Free Quote for Your Project

Whether it's a steel workshop, cold storage, or cleanroom system, we offer competitive factory prices and professional design.
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iw rock wool sandwich panel-1

Get a Free Quote for Your Project

Whether it's a steel workshop, cold storage, or cleanroom system, we offer competitive factory prices and professional design.
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