OEM PUR/PIR Foam Core Exterior Wall Seamless Sandwich Panel Manufacturers, Factories

In the field of modern construction and building materials, PUR (polyurethane) / PIR(polyisocyanurate) seamless insulated exterior wall panels have become a revolutionary solution for improving energy efficiency and aesthetic appeal. These sandwich panels are designed to provide superior insulation, durability, and versatility, making them ideal for residential and commercial applications. These panels create a barrier that minimizes heat transfer from the external environment to the interior space.

As the construction industry becomes increasingly focused on sustainability, PIR and PU panels offer an environmentally friendly alternative to traditional building materials. Their energy-saving properties help reduce greenhouse gas emissions, while their long service life minimizes waste.

Product Description

📋 Products Description

Polyurethane (PUR) and Polyisocyanurate (PIR) are the multifunctional foam core material widely used in various industries due to its excellent thermal insulation properties, mechanical strength and moisture resistance. Seamless insulated exterior siding sandwich panels are made with a rigid foam core sandwiched between two layers of durable facing material, typically made of metal or other alloy composite materials. The seamless design improves the overall performance and longevity of the structure by eliminating joints and joints, common weak points in traditional wall systems.

Technical Parameters

TECHNICAL PARAMETERS OF POLYURETHANE CORE CAM-LOCK SANDWICH PANEL
THICKNESS (mm) Effective Width (mm) Length (m) Density (Kg/m³) Fire Resistance Weight (Kg/㎡) Heat Transfer Surface Thickness (mm) Surface Material
Coefficient Ud,s W/[m x K]
100 920 10m 40±2 B2 Grade 11.8 ≤0.024 0.3-0.8 Customized
120 960 Max Customizable 12.7 Customized
150 1000 - - 13.9 -
200 - - - 16.1 -

🔗 The Joint

The complex design of split joint of the sandwich panels are widely used in industrial, commercial, and agricultural buildings, including warehouses, cold storage facilities and manufacturing plants.

This kind of complicated joint make the panels connect to each other tightly and seamless, when showing a beautiful appearance and maintain the insulation at the same time. Also the ease of installation and low maintenance requirements make them a cost-effective option for modern construction projects, helping to increase sustainability and efficiency.
Joint Detail 1
Joint Detail 2

💎 Surface Profile

Surface Profile
Micro Smooth Linear Embossed

🏗 Surface Material

Our PUR (polyurethane) / PIR(polyisocyanurate) seamless insulated exterior wall panels have multiple customizable surface steel material and color choices such as PPGI, Stainless steel, embossed aluminum etc. Their durability, moisture resistance and chemical resistance further enhance their appeal.

➤ PPGI (Pre-painted Galvanized Iron)

PPGI features a galvanized steel base coated with paint for excellent corrosion resistance. It is lightweight, available in various colors, and environmentally friendly with a long service life and minimal maintenance.

Typical Color (PPGI)

PPGI Colors

Custom Colors Service

More Colors

➤ Other Surface Materials

Ti-Mg-Zn-Al Alloy

Ti-Mg-Zn-Al Alloy

Embossed Aluminum

Embossed Aluminum

Stainless Steel

Stainless Steel (SUS304)

Extra Coating Options

1.
PVDF (Polyvinylidene Fluoride): Exceptional resistance to UV radiation, chemicals, and weathering. Retains color vibrancy over time.
2.
HDP (High-Durability Polyester): Superior durability and scratch resistance, ideal for high-traffic and industrial environments.
3.
EP (Epoxy Polyester): Combines epoxy and polyester benefits for excellent adhesion and chemical resistance.
Coating Performance

🎖 Key Performance Benefits

Energy Efficiency: High R-value blocks heat transfer effectively, reducing utility bills and carbon footprint.
Moisture-proof: Foam core prevents mold growth. Seamless design minimizes water penetration risk.
Durability: Withstands extreme temperatures, UV radiation, and physical impact.
Aesthetic Variety: Available in numerous colors, textures, and finishes for modern architectural appeal.
Easy Installation: Lightweight and prefabricated for rapid assembly, lowering labor costs.

Frequently Asked Questions

What are the main differences between PUR and PIR cores?
Both offer excellent thermal insulation, but PIR (Polyisocyanurate) generally provides higher fire resistance and better thermal stability compared to standard PUR (Polyurethane).
Why is the seamless design better than traditional wall systems?
The seamless design eliminates joints, which are common weak points. This improves thermal performance, prevents water leakage, and extends the overall longevity of the building structure.
Can these panels be used for cold storage facilities?
Yes, these panels are ideal for cold storage. They create a high-efficiency barrier that minimizes heat transfer, which is critical for maintaining stable low temperatures.
What surface materials can I choose for my project?
We offer a variety of materials including PPGI (Pre-painted Galvanized Iron), Stainless Steel (SUS304/SUS201), Embossed Aluminum, and special alloys like Ti-Mg-Zn-Al.
What are the benefits of PVDF coating?
PVDF coating provides exceptional resistance to UV radiation and weathering, ensuring that the panel colors remain vibrant and resistant to chemicals for many years.
Is the installation process time-consuming?
No, the panels are lightweight and prefabricated, allowing for rapid on-site assembly. This significantly reduces construction time and labor costs compared to traditional methods.

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