Prefab House Exterior Sandwich Wall System with Cement-EPS Composite

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Product Description

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Basic Specifications

Customized Yes, Support Non-Standard Sizes Delivery Time 15-30 days
MOQ 100 Square Meters OEM/ODM Available
HS Code 6810999000 Trademark OEM
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Product Description

Prefab House Exterior Sandwich Wall System
EPS Cement Sandwich Panel is a high-performance prefabricated building material composed of fiber-reinforced cement boards for structural strength and an Expanded Polystyrene (EPS) foam core for superior thermal insulation. Bonded with special polymer-modified cement mortar, this panel is widely used in residential, commercial, and industrial construction.
EPS Core Detail
Sandwich Panel Structure
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Technical Data Sheet

Parameter Value / Description Testing Standard
Panel Thickness 50mm - 200mm (customizable) ASTM C1289
Thermal Conductivity 0.033-0.038 W/(m·K) ASTM C518
Fire Rating Class A (Non-combustible) ASTM E84 / EN 13501-1
Sound Insulation 40-45 dB (for 100mm panel) ISO 10140
Compressive Strength ≥0.15 MPa (EPS core) ISO 844
Panel Measurement
Strength Test
Material Texture
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Comparison vs. Traditional Materials

Feature EPS Sandwich Panel Brick Wall Concrete Panel
Weight (kg/m²) 15-25 180-220 200-250
Thermal Insulation Excellent Poor Moderate
Installation Time 1-2 days 2-4 weeks 3-6 weeks
Cost Efficiency 30% cheaper High labor cost High material cost
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Key Advantages & Applications

Lightweight & High Strength Reduces structural load while maintaining high durability.
Fireproof & Safe Class A non-combustible rating for maximum safety.
Fast Installation Modular design significantly speeds up construction cycles.
Moisture Resistance Closed-cell structure prevents water absorption and mold.
Advantage Display
Application Scenario
Applications: Perfect for residential villas, prefab homes, high-rise partition walls, office soundproof rooms, cold storage, and cleanrooms for hospitals or labs.
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Installation Guidelines

1. Foundation Preparation: Ensure a level base.
2. Panel Alignment: Use laser level for high precision.
3. Mechanical Fixing: Secure with screws/anchors every 400mm.
4. Joint Treatment: Seal gaps with elastic mortar.
5. Surface Finishing: Apply paint, tiles, or cladding as desired.
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Manufacturing Excellence

Product Range
With a production facility covering 20,000 square meters, our annual capacity exceeds 1 million square meters of lightweight energy-saving composite wall panels. Our standardized rapid installation system and ISO-certified quality control ensure superior thermal insulation and seismic resistance for every project.
Factory Overview
Production Line
Exhibition
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Packaging & Logistics

Packaging Process
Certificates
Logistics
Compliant with ISO 9001, CE, SGS, ASTM, and EN standards. Our green building materials contribute to LEED and BREEAM certifications.

Frequently Asked Questions

What is an EPS cement sandwich panel?
It is a lightweight composite building material consisting of a core of expanded polystyrene (EPS) foam sandwiched between two layers of fiber-reinforced cement or calcium silicate boards.
What are the primary advantages over brick walls?
EPS panels weigh about 1/10 of traditional brick walls, provide much better thermal insulation, and can be installed up to 10 times faster, significantly reducing labor costs.
Is this material fire-resistant?
Yes, the cement facing and flame-retardant EPS core typically achieve a Class A fire rating, meaning they are non-combustible and safe for high-density buildings.
How long do these panels last?
Under normal conditions and with proper installation, EPS cement sandwich panels have a service life of over 50 years.
Can they be used in seismic (earthquake) zones?
Yes, because they are lightweight and have a flexible core, they absorb vibrations better than rigid brick or concrete, making them highly earthquake-resistant.
Are the panels moisture and mold resistant?
Absolutely. The closed-cell structure of the EPS foam and the treated cement surface provide excellent waterproofing, preventing moisture absorption and mold growth.

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