Specifications

1.Low thermal conductivity.
2.Bulk density low.
3.High strength,hot high crushing strength, volume stability.
4.Low price.

High Purity Light Weight Insulation Brick For Kiln

  

 1.Insulation Brick---Description:

 

Heat insulation refractory bricks is my company the American advanced standard reference to the development and production of a kind of high efficient, energy saving, high grade product. The products have been widely used in metallurgical hot dip galvanized furnace, silicon steel processing furnace, blast furnace stove; The petrochemical industry ethylene cracking furnace, hydrogen furnace, a transformation furnace, sulfur recovery units; And other such as roller kiln, spindle type kiln, prevent (fight) carburizing (n) the stove and so on thermal device, and satisfactory results.

 

2.Insulation Brick---Product Features :

 

---High temperature resistant

---Performance is good

---High strength

---Show low porosity,

---An acid, alkali resistant, aggressive good etc.

  

3.Insulation Brick ---Technical Parameters:

Index/brand		23#	26#	28#	30#	32#
Classification Temperature °C		1260	1430	1540	1650	1760
bulk density      g/cm3		0.6	0.8	0.9	1.03	1.25
breaking strength    MPa		0.9	1.5	1.6	1.7	2
compressive strength MPa		1.2	2	2.6	2.8	3.4
Linear change rate % °CxHr		-0.1	-0.5	-0.8	-0.9	-0.9
		1230X24	1400x24	1510x24	1620x24	1730x24
Thermal conductivity	400°C	0.17	0.24	0.3	0.4	0.49
(W/m.k)	600°C	0.19	0.27	0.32	0.42	0.5
	800°C	0.22	0.3	0.35	0.44	0.51
	1000°C	0.25	0.32	0.38	0.45	0.53
	1200°C		0.35	0.39	0.47	0.55
Al2O3           %		45	55	65	72	76
Fe2O3           %		0.9	0.8	0.5	0.4	0.3
SiO2            %		50	42	32	26	22
TiO2            %		1.2	1.3	0.5	0.5	0.3
CaO+ MgO        %		0.7	0.3	0.2	0.3	0.2
K2O+ Na2O       %		1.3	1	0.8	0.2	0.1
230x114x65mm,  230x114x76mm   We can also provide size as customers’requirement.

 4.Insulation Brick ---Application:

Mainly used for thermal boilers, cement kiln, glass furnace, gas furnace, fertilizer, blast furnace hot-blast stove, coking furnace, electric furnace, casting and casting steel brick.

 

Insulation brick---Packing: