Magnesium oxide board 1. Fireproof, waterproof 2. Size: 1200x2400x5-12mm 3. 100% non asbestos 4.Easy installation

 Magnesium oxide board:

1.         fireproof:

It reaches the standard of GB8624, CLASS A, British standard 476: part7:1997, and part 4:1970 class one surface spread of flame, and non-combustible class

2.         waterproof:

It can keep its shape and character after soaking in water for a few days.

3.         Soundproof and heat preservation

4.         No asbestos

5.         Environmental protection:

It is totally 100% green boards

6.         Easy to install:

It can be treated in the way of sawing, planning, drilling, nailing and cutting etc.

Test item	Technical requirement			Test results	Results
Density (g/cm3)				0.9	Qualified
Bending strength(Mpa)	≥10			16.0	Qualified
Impact strength (KJ/m2)	≥2.5			10	Qualified
Moisture absorption	No moisture			No moisture	Qualified
Water content  (%)	≤8			3.7	Qualified
Contraction rate when heated  (%)	≤0.3			0.1	Qualified
Expansion when put into water  (%)	≤0.6			0.23	Qualified
Crisp coefficient	≥0.7			1.3	Qualified
Warp when heated (‰)	≤3			0.12	Qualified
Put out of nails	e<6	6<e<10	e >10	35	Qualified
	≥25	≥20	≥15

Magnesium oxide board