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MgSo4 fireproof mgo board


What is MgSo4 fireproof mgo board?
MgSo4 fireproof mgo board which is also called Mgo Sulfate board is an improved product of Magnesium oxide board.Because it is made of magnesium sulfate instead of magnesium oxide.

What is MgSo4 fireproof mgo board made of?
It is made of High Purity Magnesia oxide, MgSO4 replace of MgCl2, Woodchip, Perlite, High Strength fiber glass mesh , Non woven fabrics.

What is the Producing process of MgSo4 fireproof mgo board?
It is an improved product of Normal magnesium Chloride board. Its advantage is NO SWEATING, NO CORROSION, higher waterproof to protect steel from oxidation.It is fireproof and thermal insulation building material which can be used for a number of applications including wall and ceiling linings, exterior cladding, fascia, soffits, tile backing and flooring underlay.
Improved magnesium board
 is non-combustible and can achieve fire ratings as high as 4 hours given the correct installation.It can be used for sound studios, schools, public areas, movie theatres, train and bus partitioning, boat partitioning, shopping centres and any area where the fireproof function is necessary.


What are the features of MgSo4 fireproof mgo board?
1) No sweating
2) No corrosion protect from steel / screws from oxidation

3) Superior waterproof
4) Superior fireproof
5) More suitable for using on steel frame


What is the application of MgSo4 fireproof mgo board?
It can be used for walls, floors, ceilings, soffits, decks, fences, Tile Backing, bathrooms, kitchens.

1.How many layers of fiber glass mesh you use in MgSo4 board?
Our production line can put 8 layers. For Standard A quality,2 layers for 3-6mm;3 layers for 8-12mm,4 or 5 layers for 14-20mm.

2.What kind of fiber glass mesh you usually use?
we use 5,6,9 mesh anti-alkali &Platinum &high strength fiber glass mesh.

3.What kind of edges can process on MgSO4 board?
Square edges,Tapered edges,Bevelled edges,T&G and ship-lap edges.

4.What density for MgSo4 fireproof mgo board

1.0-1.1g/M3 for Internal wall or backing.1.2-1.3 for External wall,1.3-1.35g/M3 for floors.

5.what surface can be processed?
Non-slurry,Thin-slurry,painting and laminated.

6.what backside can be processed?
Sanded,non-woven fabrics and laminated.

7.What mesh you can process for sanded? 
we can process mesh from 24 to 80.

8.What's delivery time for Mgso4?
25 days.

More information or technical data required, please contact us ASAP.Thank you:)

Specification of Magnesium oxysulfate fireproof board

(1) Thickness ranging from 3-25mm
Standard size 1200*2400mm/1220*2440mm,1200*2700mm,1200*3000mm
(3) Max width 1220mm, Max length 3660mm

(4) Backside: Textile or sanded

(5) Any color customized

(6) Edge can be square, tapered, beveled and grooved



More information please visit technical data  or contact 

+ Partition board

+ Interior & exterior wall panel

+ Ceiling board

+ Flooring

+ Lining of fireproof board

+ Core of fireproof door

+ Prefabricated houses

Magnesium- (2).jpg

More cases please refer to Gallery.


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Oriental Construction Material Industry Co., Ltd.(ChinaOCM) is located in Zhangjiagang city, Jiangsu province, china. We are a comprehensive enterprise combining researching, manufacturing and processing magnesia products.
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