MgO Board
(
short for "Magnesium Oxide Board"
)
is a new kind of inorganic board .
It is made of Magnesium Oxide , Magnesium Chloride (or Magnesium Sulfate) , perlite , wooden fiber and fiberglass mesh . Through the chemical reaction , the production board has many advantages , such as fireproof , water resistant , lightweight and environmental .
Heyi company has two factories , making all kinds of MgO boards : different sizes , colours , sanding boards , Sulfate boards , or even customized grooved boards .
HEYI SIPs use HEYI MgO boards as face plates , EPS / XPS / PU as core . Compared with traditional OSB SIP , this panel provides better performance in fire rating , installation speed , and lower cost .
![]() |
![]() |
Value | HEYI Board |
Bending ultimate strength, MPa | ≥27 |
Density, g/cm ³ | 0.9-1.2 |
Thermal conductivity, W/m С° | 0.0988 |
Combustibility | Flame Retardant |
Facial surface hardness, MPa | 3.4 - 4.5 |
Surface moisture absorption | ≤ 0.34% |
Vapor permeability, mg/m*h*Pa | 0.11-0.14 |
![]() |
![]() |
Attributes | HEYI Board | Gypsum | Plywood/OSB | Fiber Cement |
Non-Combustible | Yes | X | X | Yes |
Water & Moisture Resistant | Yes | X | X | Yes |
Mold & Mildew Free | Yes | X | X | Yes |
Insect Resistant | Yes | X | X | Yes |
Nail | Yes | Yes | Yes | Yes |
Cut/Saw - No special tools | Yes | Yes | Yes | X |
Wallpaper over | Yes | Yes | X | X |
Tile Backer | Yes | X | X | Yes |
Insulation Sound & Heat | Yes | X | X | Yes |
Environmental & Non-Toxic | Yes | X | X | X |
Strong & Durable | Yes | X | Yes | Yes |
Light Weight | Yes | Yes | X | X |
Recyclable | Yes | X | X | X |
For ALL Residential, Commercial, Industrial and Construction, interior decoration, exterior
cladding; sheathing board of heavy and light steel structure buildings; fireproof and flame retardant partition system etc.
Packing materials optional :
Plywood /
Solid wood Pallets
Horizontal packing /
Vertical packing
Q 1: Is samples available ? Do I need to pay for it ?
A 1: Small samples for free , you need to pay the courier cost .
Q 2: What is the delivery time ?
A 2: For normal orders , within 20 days after deposit .
Q 3: What is the payment term ?
A 3: 30%deposit , balance before loading .
Q 4:What are the main materials for MgO Board ?
A 4:The main materials are MgO ,MgCl2 ,Perlite ,wooden powder and fiberglass mesh .
Q 5: Can the boards be used in outside of the building ?
A 5 : We have special formula and additive with which the boards can be used outside .
Q 6: What is your production capacity ?
A 6: We have two production lines with totally output 6000 square meters per day .
Q 7: How long have you been in this product and what is your team like ?
A 7: We have more than 15 years experience in MgO boards , we have experienced production / sales / testing team .
Q 8: What is your business mission ?
A 8: Making BEST MGO boards , make the world more beautiful and safer .