MGO Fireproof Reinforced Magnesium Oxide Board
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MGO Fireproof Reinforced Magnesium Oxide Board

MGO Fireproof Reinforced Magnesium Oxide Board

As a premium upgraded variant of traditional magnesium oxide boards, the MGO Fireproof Reinforced Magnesium Oxide Board is engineered to deliver exceptional fire resistance, enhanced structural stability, and all-around durability for demanding construction scenarios. Crafted with advanced composite technology and high-quality raw materials, this board redefines safety standards in building materials, making it the preferred choice for projects requiring strict fire protection, structural reliability, and long-term performance.

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Product Introduction

MGO Fireproof Reinforced Magnesium Oxide Board

 

 

The MGO Fireproof Reinforced Board is a non-combustible building material composed of high-purity magnesium oxide (MgO), high-strength glass fiber mesh (reinforcement layer), light calcium carbonate, and a modified inorganic binder. Its unique "magnesium oxide + reinforced fiber" composite structure not only retains the inherent advantages of standard MGO boards (moisture resistance, corrosion resistance, low formaldehyde emission) but also significantly upgrades fireproof performance and mechanical strength through structural optimization and material enhancement.

Designed to meet the most stringent fire safety regulations worldwide, this board is classified as Class A1 non-combustible material (GB 8624-2012) and complies with international standards such as ASTM E84 (US), EN 13501-1 (EU), and JIS A5430 (Japan). It does not release toxic gases or smoke when exposed to high temperatures, providing critical escape time and minimizing property damage in fire incidents.

 Advantages of MGO Fireproof Reinforced Magnesium Oxide Board

1 Great Fire Resistance (Main Advantage)

It's non-combustible - it won't burn, melt, or drip when there's an open flame. It has a much better fire resistance rating than regular MGO boards and traditional building materials like gypsum board or plywood. Also, it doesn't release any toxic smoke when burning, so it's safe and eco-friendly for indoor use.

2 Strong Structural Strength

It has a built-in glass fiber mesh layer (either double-sided or multi-layered), which makes it much stronger than ordinary MGO boards - more resistant to pulling, bending, and impact. It's not easy to deform, crack, or break, even during transportation, installation, or long-term use. You can use it for load-bearing or semi-load-bearing purposes without adding extra reinforcement.

3 Durable in All Conditions

It's really good at resisting moisture - it won't swell, warp, or come apart even in humid places like bathrooms, kitchens, basements, or coastal areas. It's also resistant to mold, mildew, termites, and rodents, so it lasts a long time, especially if installed properly. Plus, it can handle different temperatures and UV rays, so it's suitable for outdoor use without fading or getting damaged.

4 Eco-Friendly and Versatile

It's made of 100% inorganic, renewable raw materials - magnesium oxide is a common natural mineral. It's fully recyclable, with no harmful substances or volatile chemicals. It's easy to process too - you can cut, drill, sand, and paint it with regular woodworking tools. It works with different installation methods and other building materials like steel, wood, and concrete.

Technical Specifications (Standard & Customizable) of MGO Fireproof Reinforced Magnesium Oxide Board

 

Parameter

Specification

Material Composition

High-purity MgO, glass fiber mesh (reinforcement), light calcium carbonate, modified inorganic binder

Fire Rating

Class A1 (non-combustible, GB 8624-2012); ASTM E84 Class A (flame spread index ≤ 25, smoke developed index ≤ 450)

Fire Resistance Duration

90–180 minutes (varies by thickness)

Thickness

6mm, 8mm, 10mm, 12mm, 15mm, 20mm, 25mm, 30mm (customizable)

Standard Size

1220×2440mm (4×8ft), 1220×3050mm (4×10ft); max custom size: 1220×6000mm

Surface Finish

Plain, sanded, embossed, or coated (water-based fire-retardant paint, melamine film)

Density

1.2–1.5g/cm³

Tensile Strength

≥ 3.5MPa

Bending Strength

≥ 12MPa

Water Absorption (24h)

≤ 15%

Formaldehyde Emission

≤ 0.1mg/L (E0 grade)

Operating Temperature Range

-40℃ to 80℃

Applications of MGO Fireproof Reinforced Magnesium Oxide Board

 

The MGO Fireproof Reinforced Board is widely used in commercial, industrial, and residential projects, especially those with strict fire safety requirements:

Commercial Buildings: Shopping malls, hotels, office buildings, hospitals, schools, and theaters (partition walls, ceiling panels, fire doors, corridor cladding).

Industrial Facilities: Factories, warehouses, power plants, and data centers (fireproof partitions, equipment rooms, cable trenches, and fire-resistant enclosures for pipelines).

Residential Buildings: High-rise apartments, villas, and prefabricated homes (interior/exterior walls, kitchen/bathroom substrates, balcony cladding, and fireproof ceilings).

Public Infrastructure: Subway stations, airports, railway stations, and tunnels (fireproof lining, emergency passage cladding, and smoke-proof partitions).

Special Projects: Container houses, modular buildings, and chemical plants (fireproof, moisture-proof, and corrosion-resistant structural panels).

 MGO Fireproof Reinforced Magnesium Oxide Board Competitive Advantages vs. Traditional Materials

Fireproof Wall Board

20211230-_XCC0084(001)

20211230-_XCC0085(001)

20211230-_XCC0086(001)

Competitive Advantages vs. Traditional Materials

Feature

MGO Fireproof Reinforced Board

Gypsum Board

Plywood

Ordinary MGO Board

Fire Resistance

Class A1, 90–180min

Class B1, 30–60min

Flammable

Class A1, 60–90min

Mechanical Strength

High (reinforced fiber mesh)

Low (easily cracked)

Medium (prone to warping)

Medium

Moisture Resistance

Excellent (no swelling)

Poor (swells in humidity)

Poor (susceptible to rot)

Good

Corrosion Resistance

Excellent

Poor

Poor (termite/mold damage)

Good

Environmental Friendliness

E0 grade, non-toxic

Contains binders (VOCs)

Formaldehyde emission

E0 grade

Service Life

≥ 25 years

5–10 years

8–12 years

15–20 years

What Are The Installation Methods For MGO Fireproof Reinforced Magnesium Oxide Board

 

Preparation Work: Before installation, it is necessary to treat the wall base layer to ensure that it is flat, dry and solid. Meanwhile, according to the design requirements, the keel frame should be installed in advance. The spacing of the keel should meet the specifications and load-bearing requirements of the wall panel, and the verticality and flatness of the keel should be ensured.

 

Installation Process: Install the magnesium board partition wall panels on the keel in the order designed one by one. Generally, they are fixed by self-tapping screws, nailing or special hanging parts. Pay attention to the fact that the spacing of the fixing parts such as screws should be uniform and reasonable. During the installation process, check the flatness and verticality of the wall panel at any time to ensure a good overall installation effect.

 

Joint Treatment: At the joints of the wall panels, matching sealants and sealing materials should be used for treatment to prevent gaps from affecting the appearance and functions such as sound insulation and waterproofing. For places with fire protection requirements, the sealing materials at the joints should also have corresponding fire protection performance

 

Our Factory

 

We are a trusted provider of high-performance, sustainable building materials, focused on magnesium oxide (MGO)-based solutions.

Our core product - MGO Boards - offers fire resistance, lightweight with high strength, moisture and mold resistance, and lasting durability, making it ideal for a wide range of architectural and decorative applications.

We collaborate with leading industry associations, including the China Magnesium & Materials Association (CMMA), where we serve as the Chair of the International Exchange Committee, as well as the Magnesium Oxide Building Products Association (MgOBPA) and the Magnesium Oxide Cement Association (MOCA).

Guided by our commitment to innovation and sustainability, we provide high-performance materials that support the future of green construction.

 

Laminated MGO Board

 

FAQ

 

Q: How is the fireproof performance of magnesia board partition wall panels?

A: Magnesia board partition wall panels have good fireproof performance and usually can reach a certain fireproof rating, such as Class A1 non-combustible. In the event of a fire, they can effectively block the spread of fire and buy time for people to evacuate and for fire fighting.

Q: How is the environmental protection of magnesia board partition wall panels?

A:Generally, it belongs to environmentally friendly materials. Most of the production process does not add substances harmful to human bodies. After installation, it will not release a large amount of harmful pollutants such as formaldehyde, meeting the relevant environmental protection requirements for interior decoration.

Q: Are magnesia board partition wall panels of high strength?

A:Magnesia board partition wall panels have relatively good strength and can withstand certain external forces such as impact and compression. They can be used for the construction of partition walls with certain requirements for wall stability. However, the strength of panels with different specifications and thicknesses will vary.

Q: Is it convenient to install these wall panels?

A: Relatively speaking, it is quite convenient. They can be fixed and installed by means of nailing, gluing and other methods like common panels. They can also be flexibly cut and spliced according to design requirements to adapt to different spatial layout needs.

Q: What is the approximate service life of magnesia board partition wall panels?

A: They have a certain moisture-proof ability. The structure of the magnesia board itself makes it resistant to moisture to some extent. However, in the case of being in a high-humidity environment for a long time or in direct contact with water sources, proper waterproof treatment measures are still needed to avoid affecting their performance and service life.

Q: Can it be used in combination with other materials?

A: Yes, magnesia board partition wall panels can be used in combination with a variety of materials. For example, they can cooperate with steel structure frames to build walls, and can also be combined with other functional materials with fireproof, soundproof and other functions to meet diverse architectural needs.

Q: What is the fire resistance rating of fireproof wall board?

A: Under normal use and with proper maintenance, the service life can be quite long, ranging from several decades. However, if they are in a harsh environment (such as being frequently affected by moisture, being subjected to strong acid and alkali corrosion, etc.), the service life may be shortened accordingly.

Q: What is the price situation of these wall panels?

A: The price is affected by multiple factors, including the specifications, thickness, quality of the panels and the market supply and demand situation. Generally speaking, compared with some common partition wall materials, the price may be slightly higher. However, considering its performance advantages, the cost performance is still quite considerable.

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