cement brick - cement brick

cement brick, High quality, competitive price, outstanding service - details see: https://www.buildingsupplieshub.com/cement-brick-10082064

Place of Origin: China (Mainland)	Model Number: cement brick	Type: Concrete Bricks	Porosity: Hollow
Size: 600240100	Color: White,grey	Function: Acid Resistance Bricks,Firebricks	Feature: Angle Bricks
Technique: Autoclaved	Material: stone powder	Usage: Wall	Style: Natural

cement brick

1.SIZE:

60*20*8cm; 60*20*10cm ; 60*20*12cm ;60*20*15cm ; 60*20*18cm;60*20*20cm ; 60*24*8cm 60*24*10cm ;60*24*12cm; 60*24*15cm; 60*24*18cm;60*24*20cm

2.Technical parameter

aerated concrete Technical Parameter
Item		States standard(GB/T11968-1997)			Our standard
Strength grading		A2.5	A3.5	A5.0	A3.5
Compressive strength(Mpa)	Mean value	≥2.5	≥3.5	≥5.0	5.1
	Minimum value	≥2.0	≥2.8	≥4.0	4.5
Density		B05	B06	B07	B06
Dry unit weight(kg/m3)		450--550	550--650	650--750	600
Dry shrinkage(mm/M)		≤0.5			0.23
		≤0.8
Frost resistance	Mass loss(%)	≤5.0			3.62
	Frozen strength(Mpa)	2	≥2.8	≥4.0	4.2
Thermal conductivity(W/m.k)		0.14	≤0.16	/	0.15
Radioactivity index		Refer to GB6566-2001 1ra≤1.0 1r≤1.0			Environmental protect building materials free test
Fireproof		thickness 100mm≥4hr
Sound-proof		th100mm--41DB th150mm--46DB th190mm--49DB