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Item

Name

Features &Application

Physical and chemical indicators

1

Fire clay brick

1.Specification:Standard&special shape;

2.Good thermal shock resistance;

3.Used for various furnace;

4.The cheapest price.

1.Al2O3:30-48%;

2.Refractoriness:1580-1750°C;

3.Refractoriness under load:1300-1400°C;

4.Bulk density:2.0-2.2g/cm3.

2

Low porosity 

fire clay brick

1.Specification:Standard&special shape;

2.High pressure forming and high 

temperature sintering;

3.Low porosity,high density;

4.Used for the middle and lower position 

of the regenerator in glass furnace.

1.Al2O3:41-45%;

2.Refractoriness:≥1750°C;

3.Refractoriness under load:>1500°C;

4.Bulk density:2.3-2.37g/cm3.

3

High alumina

 fire brick

1.Specification:Standard&special shape;

2.Sintering process maked;

3.Good thermal stability;

4.Used for the important position in furnace;

1.Al2O3:48-80%;

2.Refractoriness:≥1790°C;

3.Refractoriness under load:1300-1400°C;

4.Bulk density:2.3-2.65g/cm3.

4

Kaolin tank 

furnace big block

1.Specification:Standard&special shape;

2.Vacuum pouring craft;

3.The internal structure is uniform and stable;

4.Used for the pool bottom and pool wall of 

furnace.

1.Al2O3:38-43%;

2.Refractoriness:1750°C;

3.Refractoriness under load:1400-1450°C;

4.Bulk density:2.2-2.3g/cm3.

5

Silica firebrick

1.Specification:Standard&special shape;

2.Well resist acid slag erosion;

3.Refractoriness under load is close to 

refractoriness ;

4.Nondeformable under high temperature

using;

5.Used for masonry coke oven furnace 

body,the regenerator and slag chamber 

of the open hearth furnace,glass furnace,

hot blast stove etc.

1.SiO2:95-96%;

2.Refractoriness:1710°C;

3.Refractoriness under load:1650-1680°C;

4.Bulk density:1.85-1.9g/cm3.

6

Fused azs 

fire brick

1.Specification:Standard&special shape;

2.Brand No.;AZS33#;AZS36#;AZS41#;

3.Process:Melting,casting;annealing;

4.Good corrosion resistance,long-use life;

5.Used for the most important position of 

glass furnace.

1.Al2O3:40-50%;

2.ZrO2:32-41%;

3.SiO2:13-17%;

4.Exudation temperature of glass phase:

1080-1400°C;

5.Refractoriness under load:1400-1450°C;

4.Bulk density:3.4-3.95g/cm3.

7

Sintered azs 

refractory brick

1.Specification:Standard&special shape;

2.Good resistance to glass liquid erosion;

3.Good thermal shock resistance;

4.Used for pool bottom,hanging wall,breast wall,

small furnace,regenerator checker,side wall.

1.ZrO2:18-30%;

2.Al2O3:48-70%;

2.Refractoriness:1770-1790°C;

3.Refractoriness under load:1600-1680°C;

4.Bulk density:2.8-3.4g/cm3.

8

Sitered zircon 

firebrick

1.Specification:Standard&special shape;

2.High refractoriness under load;

3.Good thermal stability;

4.Strong slag resistance,strong abrasion 

resistance;

5.Used for various glass furnace.

1.ZrO2:64%;

2.SiO2:34%;

2.Refractoriness:1790°C;

3.Refractoriness under load:1620°C;

4.Bulk density:3.5-3.7g/cm3.

9

Magnesia fire brick

1.Specification:Standard&special shape;

2.Crush,burdening,mixing,molding,sintering;

3.Good resist alkalinity slag;

4.High refractoriness;

5.Used for furnace bottom,furnace wall,lining.

1.MgO:92-97%;

2.CaO:2-2.5%;

3.SiO2:1-4%;

4.Refractoriness under load:1600-1700°C;

5.Bulk density:2.88-3.0g/cm3.

10

Magnesia-alumina fire brick

1.Specification:Standard&special shape;

2.Mixing,molding,sintering;

3.Low impurity;

4.Good thermal shock resistance;

5.Used for steel hearth furnace,electric furnace 

top,smelting furnace,rotary cement kiln,tunnel

kiln etc.

1.MgO:80%;

2.Al2O3:5-10%;

3.Refractoriness under load:1580-1600°C;

11

Magnesia-zircon

 fire brick

1.Specification:Standard&special shape;

2.High pressure molding,high temperature

sintered ;

3.Good erosion resistance;

4.Long using life;

5.Used for the top of glass furnace regenerator 

checker.

1.MgO:73-77%;

2.ZrO2:12%;

3.Refractoriness under load:1600-1660°C;

4.Bulk density:3.0-3.1g/cm3.

12

Magnesia-chrome fire brick

1.Specification:Standard&special shape;

2.Good resist acidity slag;

3.High temperature strength structure;

4.Used for glass furnace regenerator,

steelmaking furnace,open-health furnace,

converter etc.

1.MgO:60-80%;

2.SiO2:2.5-3.2%;

3.Cr2O3:4-12%;

4.Refractoriness under load:1600°C;

5.Bulk density:2.93--3.0g/cm3

13

Sillimanite

 refractory brick

1.Specification:Standard&special shape;

2.High temperature sintered,mud pouring;

3.Preferred material for stable glass molding;

4.Good thermal stability, resistance to the 

chemical attack;

5.Used for glass tank furnace feeding channel

and feeding machine part.

1.Al2O3:>60%;

2.SiO2:37%;

3.Refractoriness:1790°C;

4.Refractoriness under load:1450-1510°C;

5.Bulk density:2.2-2.4g/cm3.