MgO Board Fire Resistant Extra Advantages in Construction Industry
Zhao David
Senior Managing Director @ Jinpeng Group -- MagMatrix Brand | Manufacturing Process Improvement
Yes, Magnesium Oxide (MgO) boards are highly fire-resistant. They are often used in construction for their excellent fire-resistant properties. Here are some key points about the fire resistance of Magnesium cement boards:
Fire Rating: MgO boards typically have a high fire rating, often achieving ratings of one to four hours, depending on the thickness and specific product. This means they can withstand direct flame and high temperatures for an extended period before failing.
Non-combustible: MgO board is inherently non-combustible, meaning it does not burn or contribute fuel to a fire. This makes it a safer option compared to traditional wood or gypsum boards. MagMatrix Perseverance model BMSC 517 new sulfate MGO fire-rated structurally exterior sheathing panel owns the ASTM E136 noncombustible grade, which has the Intertek test report and CCRR & ICC-ESR certification.
Smoke and Toxicity: When exposed to fire, MgO boards do not emit toxic smoke or gases, ensuring the safety of occupants in the event of a fire.
Testing and Standards: MgO boards are often tested and certified to meet stringent fire safety standards. For instance, MagMatrix MgO boards are fire-tested and approved by the CCRR with Intertek certification plus the ICC-ESR certification and comply with ICC standards.
These characteristics firmly establish MgO boards as the preferred choice for applications where fire resistance is a critical concern, such as in walls, ceilings, and floors of residential, commercial, and industrial buildings.
Magnesium Oxide (MgO) boards are renowned for their high fire resistance, making them an excellent choice for construction projects where fire safety is a concern. Here’s a detailed look at why MgO boards are fire-resistant and how they compare to other materials:
Fire Resistance of MgO Boards
Non-combustible Material: MgO boards are made from magnesium oxide powder, an inorganic material that does not catch fire. MagMatrix brand BMSC 517 new sulfate MGO board uses the 85% activeness of the light-burning MGO powder to make the magnesium oxide board. This intrinsic property helps prevent the spread of fire.
High Heat Tolerance: MagMatrix BMSC 517 new sulfate MgO boards can handle extremely high temperatures without burning or losing structural integrity. They can withstand temperatures up to 1,472°F (800°C) and resist an open flame for up to four hours.
No Toxic Fumes: Unlike many other materials, MgO boards do not emit toxic fumes when exposed to high heat. This makes them safer in fire scenarios, reducing the risk of smoke inhalation.
Comparison with Other Building Materials
Gypsum Drywall: Gypsum drywall is a standard construction material but has significant fire-related weaknesses. It can catch fire, dry out, and crumble, compromising structural integrity and emitting toxic fumes. In contrast, MgO boards resist high heat without significant damage and do not emit harmful fumes.
Fiber Cement Boards: Fiber cement boards are fireproof but heavy and challenging. While they offer fire resistance similar to MgO boards, they are easier to install and manage. The fiber cement is only noncombustible and not fire ratings set up, and it will get burning cracks or blasted when the fire temperature is more than 800 degrees Celsius. The fiber cement board could not be used for the structural fire rating wall assemblies.
Plywood: Plywood is lightweight and easy to install but highly flammable and emits formaldehyde, a harmful substance. MgO boards, though more expensive, offer superior fire resistance and do not release harmful chemicals.
Benefits of MgO Boards in Fire Safety
Structural Integrity: MgO boards maintain their structural integrity even under high heat, unlike other building board materials that may weaken or collapse.
Safety in High Heat: In a fire scenario, MgO boards do not burn, melt, or emit toxic fumes, enhancing safety.
Versatile Applications: MgO boards are suitable for walls, ceilings, and fire-rated systems designed to contain and prevent the spread of fire.
So, MgO boards offer significant fire-resistant advantages over traditional construction materials, making them a reliable and safer choice for projects where fire safety is paramount.
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Extra Benefits of Magnesium Oxide Board Fire Resistance
Choosing the right construction materials involves considering various factors, including safety, health, and practicality. The fire-resistant properties of Magnesium Oxide (MgO) boards provide several additional benefits:
Healthier Indoor Environment
Non-toxic Composition: MgO boards do not release harmful chemicals like formaldehyde, asbestos, or chloride, making them a safer choice for indoor environments.
Suitable for Vulnerable Populations: They are particularly beneficial in spaces like hospitals, schools, and homes, where vulnerable populations, such as children and the elderly, are present.
Comparison to Other Materials:
Calcium Silicate Boards: While fire-resistant, calcium silicate boards can contain asbestos, posing health risks. MgO boards, being asbestos-free, are a healthier alternative.
Improved Evacuation Safety
Clearer Air During Fire: MagMatrix MgO boards do not burn or emit toxic fumes, resulting in less smoke during a fire. This ensures better visibility and air quality, which is crucial for safe evacuation.
Enhanced Safety in Public Buildings: In public or commercial buildings, where many people may be present, the reduced smoke and absence of toxic gases contribute to a safer and smoother evacuation process.
Comparison to Other Materials
Plywood: Burning plywood produces dense smoke, making visibility and breathing difficult during evacuation .On the other hnd,the MgO board does not create such hazards, enhancing overall safety.
Practical Advantages of MgO Boards
Ease of Installation: MgO board sheathing panels and the interior wallboard are lighter and easier to handle than some other fire-resistant materials, such as cement boards.
Versatility: They can be used in various applications, including walls, ceilings, and floors, providing comprehensive fire protection throughout a building.
Durability: MgO boards maintain structural integrity under high heat, ensuring the building remains stable even during a fire.
Conclusion
The fire-resistant properties of MgO boards offer a range of benefits beyond just preventing the spread of fire. They contribute to a healthier indoor environment, improve safety during evacuations, and provide practical advantages in installation and durability. These features make MgO boards superior for constructing safe, healthy, and resilient buildings. JP Group --MagMatrix brand is the industry-leading MGO manufacturer with its most innovative BMSC 517 crystal structure of the inner body of the panel that makes it fire-rated and structurally at the same panel to help you improve the wall assemblies and saves off the layers of the fire rated gypsum that could replace the OSB or plywood or gypsum sheathing panel with the fire rated layers at the one time.