4X8 Feet Fireproof Sulfate MGO Board Material Magnesium Oxide Boards
4×8 ft sulfate-type fireproof MGO board is a high-performance, multi-functional, and eco-friendly inorganic building panel that integrates fire protection, water resistance, environmental protection, and constructability. Its standardized size and upgraded sulfate formula perfectly meet the construction needs of modern buildings for fire safety, green environmental protection, and construction efficiency, and is a reliable building material for global construction projects.
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Product Introduction
4X8 Feet Fireproof Sulfate MGO Board Material Magnesium Oxide Boards
Our 4×8 feet (1220×2440mm) sulfate-type MGO board is an upgraded inorganic building material for modern construction. It uses a magnesium sulfate-based cementitious system as the core, which is better than traditional chloride-type MGO boards.
It naturally has fireproof, water-resistant and anti-efflorescence properties. This standard 4×8 ft panel is made precisely for universal use in construction, so you don't need to cut non-standard sizes on site, which saves a lot of construction time and improves efficiency.
It's made of natural magnesium oxide, food-grade magnesium sulfate, double-layer alkali-resistant glass fiber mesh and eco-friendly inorganic lightweight fillers. We use high-pressure compression and low-temperature curing technology to make it dense and solid.
The finished board keeps all the classic advantages of MGO materials, and also solves the common problems of efflorescence and poor water resistance in chloride-type products.
It's a reliable non-flammable panel, perfect for interior and exterior wall cladding, ceiling installation, partition construction and fire protection engineering in residential, commercial and industrial buildings.
Advantage of 4X8 Feet Fireproof Sulfate MGO Board Material Magnesium Oxide Boards
As a standard 4×8 ft building panel, this sulfate MGO board is optimized for construction's key needs-fire safety, stability, eco-friendliness and easy installation. Its sulfate formula is way better than traditional chloride MGO boards, gypsum boards and plywood, and all performance meets EU, US and Chinese building standards.
- It's 100% inorganic and A1 grade non-flammable, meeting EU, US and Chinese fire standards. It can stand high temperatures up to 1200°C without burning or releasing toxic smoke, and the 12mm thick panel has over 2 hours of fire resistance, fitting all building fire needs.
- The sulfate formula solves the efflorescence and water absorption problems of chloride MGO boards. It has a water absorption rate of ≤8%, won't swell or warp even in high humidity or water, and works well in coastal, basement and other wet areas.
- This 4×8 ft large panel won't warp or crack, thanks to double-layer glass fiber mesh and low-temperature curing. It has super low dry shrinkage, no deformation during transport or use, and seamless splicing for smooth walls/ceilings.
- It's 100% eco-friendly, with zero formaldehyde, asbestos or heavy metals, meeting EU and Chinese indoor air standards. It's recyclable, perfect for hospitals, schools and kids' rooms with high eco-requirements.
- The standard 4×8 ft size matches global construction needs-no on-site cutting, saving time and materials. It's light, easy to cut and install with ordinary tools, and its smooth surface needs no extra puttying.
- Made of inorganic materials with no organic components, it's resistant to insects, acid, alkali and mold. It won't rot or age, even in tropical areas or coastal environments, keeping walls clean.
Magnesium oxide wall board is a technologically advanced building material that offers superior performance in every category when compared to traditional wood, gypsum and cement based products.
Magnesium Oxide Wall Panels are cementitious substrate products reinforced with magnesium oxide fibre matting.
Fire resistant magnesium oxide wallboard is a new type of refractory material. It is widely used primarily as a wallboard alternative to conventional gypsum-based drywall and plywood.
It is non combustible and fire rated Class A1. With options for up to a 2 hour fire resistance, MgO Board offers an innovative passive fire protection alternative for your construction projects.
MgO board has very good fire performance. It does not spread flames or smoke. It is noncombustible and fire-rated A1, which helps protect homeowners, tenants and building occupants while mitigating damage and loss.
Magnesium oxide wall board is made of magnesium oxide, magnesium sulfate or magnesium chloride, glass fiber mesh, perlite and wood fiber.
It is an upgraded product of fireboard. A properly constructed assembly with our MgO fireproof wall board can achieve a 3-hour fireproof rating.
Fire Resistant Internal Wall Board
Our Fire Resistant Internal Wall Board is a fiberglass reinforced magnesium oxide cement board. It can be used to replace traditional gypsum drywall for wall and ceiling finishes and sheathing.
Fireproof Exterior Wall Panels
Magnesium oxide board is a new type of fire-resistant building material. The main raw materials are magnesium oxide, magnesium chloride/sulfate and perlite.
Jinan Fandeng New Material Co.,Ltd.
We are a company dedicated to magnesia cement products. Our main products are Magnesium Oxide Boards (MGO Board) for construction and laminated MgO boards with for furniture and renovation. Our mission is to provide the world's construction markets with environmentally friendly, high-performance and sustainable green materials.
We work with China Magnesium Materials Association (CMMA) and Magnesium Oxide Association (MOCA) in North America to raise awareness and promote the use of magnesium oxide cement products. We focus on the quality control and consistency of the MGO products. We have been actively involved in developing American Society for Testing and Materials (ASTM) standards related with MGO products.




Technical Specifications of 4×8 Ft Sulfate MGO Board
The product is mainly supplied in the standard 4×8 ft (1220×2440mm) size, with a variety of thicknesses to choose from for different construction scenarios; all technical parameters are for the sulfate-type formula, and the performance is stable and uniform without batch differences.
| Basic Parameter | Specification Range | Core Performance Parameter | Specification |
|---|---|---|---|
| Standard Size | 4×8 Ft (1220×2440mm) | Fire Resistance Grade | Euroclass A1/GB 8624 A1/ASTM E84 Class A |
| Common Thickness | 6mm/8mm/9mm/10mm/12mm (customizable) | Fire Resistance Duration | ≥2h (12mm thick); ≥1h (6-10mm thick) |
| Board Density | 1.2-1.4g/cm³ | Water Absorption Rate | ≤8% (premium grade) |
| Flexural Strength | ≥13MPa | Moisture Expansion Rate | ≤0.10% |
| Compressive Strength | ≥25MPa | Dry Shrinkage Rate | ≤0.05% |
| Thermal Conductivity | 0.15-0.25 W/(m·K) | Mold Resistance Grade | Grade 0 (no mold growth) |
| Sound Insulation Index | ≥35dB (12mm thick) | Service Life | ≥50 years (normal use) |
Why Choose 4X8 Feet Fireproof Sulfate MGO Board Material Magnesium Oxide Boards?
In the current building material market, gypsum boards, plywood, chloride MGO boards, and cement boards are the main panel materials, but they all have obvious performance defects; this 4×8 ft sulfate MGO board makes up for the shortcomings of traditional materials with its upgraded formula and standardized size, and has a high cost performance ratio, becoming the first choice for modern green and fireproof building construction.
- Compared with gypsum boards: A1 grade non-flammable (gypsum boards are B1 grade flammable), waterproof and mold-resistant (gypsum boards swell and mold in high humidity), and longer service life (gypsum boards are easy to damage and have a service life of only 5-10 years);
- Compared with plywood: No formaldehyde release (plywood has formaldehyde emission), fireproof and non-combustible (plywood is flammable and releases toxic smoke), and insect and corrosion resistance (plywood is easy to be eroded by termites and rot);
- Compared with chloride MGO boards: Solve the efflorescence and water absorption problems (chloride boards are prone to efflorescence in high humidity), more stable dimensional performance (lower shrinkage rate), and longer service life;
- Compared with cement boards: Lighter weight (cement boards are heavy and increase structural load), easier processing (cement boards produce a lot of dust during cutting), and standard 4×8 ft size (cement boards are mostly non-standard and require on-site cutting).
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