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How Tseason Metal Sandwich Panels Enhance Energy Efficiency in Construction

Metal sandwich panels are crucial in achieving energy efficiency in modern construction projects. Tseason panels elevate these benefits with their innovative designs and superior performance characteristics, making them a preferred choice for agricultural, industrial, and commercial applications. Here's how Tseason panels contribute to energy savings:

1. Advanced Thermal Insulation

Tseason metal insulated sandwich panels feature a high-performance core material, such as PIR (polyisocyanurate) foam. This core significantly reduces heat transfer, maintaining optimal indoor temperatures and lowering energy costs for heating and cooling. Compared to standard materials, Tseason panels offer lower thermal conductivity, ensuring consistent energy efficiency even in extreme climates.

2. Enhanced Air Tightness

The tongue-and-groove design of Tseason panels ensures precision during installation, creating tight seals that prevent air leakage and thermal bridging. This feature is particularly important for facilities like cold storage warehouses, where temperature control is critical. The concealed fastenings in Tseason panels further enhance their aesthetic appeal and functional efficiency by minimizing installation gaps.

3. Durability and Long-Term Performance

Tseason sandwich panels are constructed with robust metal surfaces that resist corrosion, UV radiation, and moisture, maintaining their insulating properties for decades. Their durability translates into consistent thermal performance over time, reducing the need for replacement or repair and contributing to sustainability and long-term energy savings.

4. Sustainable Design

Tseason prioritizes sustainability by using recyclable materials in its panel production. The panels are manufactured under strict quality control to meet international standards such as FM and CE certification. This eco-friendly approach supports the global shift toward greener construction materials.

5. Customizable Solutions for Diverse Applications

Tseason’s extensive range of metal-insulated sandwich panels caters to varied project requirements. Whether for warehouses, office buildings, or specialized environments like cleanrooms, Tseason offers tailored solutions that balance energy efficiency, aesthetics, and structural strength. The smooth architectural panels provide elegant finishes without compromising insulation performance, which is ideal for projects requiring functionality and style.

Tseason ensures its panels meet and exceed the industry's highest standards by integrating cutting-edge technology and rigorous quality assurance. These advancements make Tseason panels an indispensable choice for energy-conscious builders aiming for cost-effective and sustainable solutions. Feel free to reach out for more information on how Tseason panels can enhance your project.

Does your cold room panel aluminum rust, or does the white painted coat peel off if there’s condensation?

Select domestic high-quality color-coated steel sheet and adopt cold-rolled steel sheet (electro-galvanized steel, hot-dip galvanized steel, or galvanized steel sheet) as the substrate, 
which, after degreasing, phosphating, and chromate treatment, is continuously roll-coated with organic paint before baking. The process goes through a series of production management and quality control steps. 
The commonly used coatings for color-coated steel sheets include PVDF, HDP, PE, and more.
We select color-coated steel sheets that meet the performance standards, which must pass stringent screening: 
coating thickness, corrosion resistance (salt spray), resistance to fading & chalking, resistance to dust adhesion, pencil hardness & gloss, T-bend test & reverse testing related to impact performance, 
and mechanical properties (yield strength, tensile strength, elongation), etc.

What is the quality of your insulation? (Temperature range for insulation) and Is the panels 100% filled with urethane?

We selected 100% of the new generation of pentane-blown B1 PU-PIR foam as the rigid core material, with excellent thermal insulation and fire resistance performance.

It boasts ultra-high temperature stability and a fire protection rating. It is also energy-saving and eco-friendly, with zero Freon emissions, thus being widely used in industrial buildings and cold storage projects.

What is EN14509

EN 14509 specifies requirements for factory-produced, self-supporting, double-skinned metal-faced thermal insulation sandwich panels (for use as a separating layer between roofs and roof coverings or between external walls and wall coverings). The core materials used for thermal insulation include rigid polyurethane, expanded polystyrene, extruded polystyrene foam, phenolic foam, foam glass, and mineral wool.

EN 14509 specifies a number of requirements for the mechanical strength of sandwich panels, including the determination and specification of the shear strength and shear modulus of the core material of the sandwich panel. The four-point bending test is used for this purpose. The shear modulus is calculated from the load-deflection curve using the ultimate load at which the test specimen breaks in shear.

When designing the bending fixture, it is essential to minimize wobbling or rebound, and the load plate in contact with the sample should be wide enough to prevent damage to the surface of the core material. The maximum test load depends on the thickness and material type of the core material but is usually less than 50 kN. For this test, we recommend using a universal testing machine to calculate the shear strength and shear modulus values automatically.

Metal sandwich panels EU CE certification standard - EN14509:2013

EN 14509:2013 Self-supporting double skin metal faced insulating panels-Factory made products-Specifications

EN 14509:2013 Self-supporting double skin metal faced insulating panels-Factory made products-Specifications

This European Standard specifies the requirements for factory-made self-supporting double-skinned metal-faced laminates for discontinuous laying in the following applications

a) roofs and roof claddings

b) external and internal wall claddings

c) walls (including partitions) and ceilings within the building envelope

EN 14509 covers insulation cores of rigid polyurethane, expanded polystyrene, extruded polystyrene foam, phenolic foam, cellular glass, and mineral wool

EAD 340287-00-0203 Reinforced high-density EPS structural panel system for building units

EAD 340287-00-0203 Reinforced high-density EPS structural panel system for building units

EN 14509:2013–Main test items for metal thermal insulation sandwich panels for building

1. Shear strength and shear modulus

2. Creep coefficient

3. Compressive strength or compressive stress

4. Shear strength after long-term loading

5. Cross panel tensile strength Tensile strength

6. Bending moment capacity and wrinkling stress Bending resistance and wrinkling stress

7. Bending moment capacity and wrinkling stress over a central support

8. Thermal transmittance

9. Reduction of tensile strength with time as a consequence of aging (durability) Tensile strength as a result of aging

10. Resistance to point loads and access loads–ceiling panels and roofs

11. Reaction to fire

12. Dimensional tolerances for sandwich panels

EN 14509:2013–3 types of certification systems for metal sandwich panels for building use

AVCP System 1 certification system: EU Bulletin No. Preliminary type test, on-site audit, EU Bulletin No. issue certificate

AVCP System 3 certification system: EU Bulletin No. Preliminary type test, EU Bulletin No. issue certificate

AVCP System 4 certification system: preliminary type test, manufacturer's self-declaration

According to System 1, the higher the fire rating, the more likely EN 14509 CE certification is required.

How are modular homes assembled?

Factory-built homes start as being completed in an indoor factory. The completed sections are transported to the building site and assembled by crane. The process is similar to children's construction with Legos. Modular homes cannot be moved after they have been placed on their foundations.
If you are designing your own home, be sure to ask specific questions, as each manufacturer operates under different guidelines.Tseason Modular Homes offers hundreds of personalized features, including (but not limited to) flooring, solid-surface countertops, a variety of cabinet styles and wood species, exterior finishes, sanitary fixtures, and more, to customize your home from the ground up.

What is thermal conductivity, and What is the thermal conductivity of Tseason sandwich panels?

Thermal conductivity, denoted by λ, is a material's ability to conduct heat. It is the amount of heat transferred through a 1-meter-thick material with a temperature difference of 1 degree (K or °C) across its two surfaces per square meter of area in one second. The unit of thermal conductivity is watts per meter per degree Kelvin (W/m·K), which can also be represented as W/(m·K) or W/m·K (where K can be replaced with °C).

Factors Affecting Thermal Conductivity:

  1. Material Composition: Different materials have varying thermal conductivity values.
  2. Material Structure: The same material can exhibit different thermal conductivity depending on its structure, density, humidity, temperature, and pressure. In general, materials with lower water content and lower temperatures have lower thermal conductivity.
  3. State of Matter: Solids generally have higher thermal conductivity than liquids, and liquids have higher thermal conductivity than gases. This difference is mainly due to the varying intermolecular spacing in these states.
  4. Experimental Determination: Thermal conductivity values used in engineering calculations are typically obtained through specialized experimental measurements.

Tseason Core Material Thermal Conductivity rate is below.The lower the thermal conductivity, the better the insulation.

MaterialRock woolGlass FiberPUPIR
Core Average Density (kg/m³)120644248
Core Thermal Conductivity (W/m·K)0.0420.040.0220.022
Do rock wool sandwich panels provide adequate fire protection?

Rock wool sandwich panel is an inorganic material, with natural rock as the primary raw material, mixed with a small amount of blast furnace slag. Mineral fiber is made by high-temperature melting and centrifugal blowing, combined with a certain proportion of binder and additives through the pendulum pressing and cutting. It has good fireproof performance and is widely used in the construction field. The A1 grade rock wool sandwich panel is a non-combustible material, not easy to burn, will not release heat and toxic smoke, and can effectively cut off the flame spread in case of fire. 

In general, the fire resistance rating of rock wool sandwich panels is influenced by variations in density (i.e., bulk density) and the rock wool boards' thickness. 

Tseason's rock wool sandwich panels typically offer fire resistance ratings ranging from 1.5 to 3 hours. However, a 150mm thick sandwich panel can achieve a fire-resistance rating of up to 4 hours.

What are the foundation requirements for container houses?

Cast-in-place concrete pavement includes two kinds of unreinforced concrete and reinforced concrete: rigid pavement structure. They have high strength, water stability, and thermal stability, are better; they have a smooth surface, good wear resistance, resistance to oil corrosion, and high temperatures in the intense load will not cause wave deformation, long service life, and less maintenance costs.

Ring beam: the role of the ring beam is mainly to regulate the possible uneven settlement, strengthen the foundation's integrity, and make the foundation reaction force more uniform. Geological conditions are good when you can not set the ring beam, but from the connection of structural columns so that the ring beam structural columns form a fragile framework and do both indoor and outdoor waterproofing, or set with a better.

Steel structure bearing platform, easy construction, beautiful and generous

Environmental performance of container houses: Can they be recycled?

Tseason flat packing houses and modular houses can all be reused, with a reuse rate of over 95%.

The environmental performance of integrated housing products is also reflected in the following aspects:

  • The house structure adopts a steel factory prefabricated form, which minimizes the construction waste generated at the installation site.
  • Flat Packing houses have good thermal insulation and heat preservation performance, which can effectively maintain indoor temperature and reduce energy consumption.
  • The window design of box houses fully considers lighting and ventilation so that the house can use natural light and reduce reliance on artificial lighting.

In addition, to actively respond to China's dual carbon policy, Tseason has tested the carbon emissions of the entire life cycle of its products. Taking box houses as an example, compared with fixed buildings, the carbon emissions of box houses are only 30% of the carbon emissions of fixed buildings in the same area. Each reuse can reduce carbon emissions by 4.38 tons.

How is the water and leak resistance performance of container houses? Are there any test reports? What are the solutions?

All Tseason series house products have good water and leak resistance performance.

Assembly houses and light steel villa products have corresponding structural waterproof patents and anti-leakage process measures.

For box house products, we adopt a four-corner centralized drainage method. Through shower tests, it can meet 16mm/min precipitation under a smooth drainage system, equivalent to medium to heavy rain.

If the local rainfall is significant or frequent, adding a double-slope roof and changing the drainage method from centralized drainage to roof drainage can also help reduce the noise caused by rainwater hitting the roof.

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