Refractory Brick Silica Brick For Hot Blast Oven Brick

Loading Port:Shanghai

Payment Terms:TT OR LC

Min Order Qty:15 m.t.

Supply Capability:30000 m.t./month

Product Description:

General Information

The CMAX super-duty silica bricks for glass melting tank is characterized by high purity, less impurity, good corrosion resistance, higher bulk density, complete phase transformation, lower residual quartz, high RUL, lower thermal expansion and stable volume at high temperature. This leads to increase in service life of glass furnace and reduction in energy consumption. These products have found wide application in crown and key areas and been highly appreciated by clients.

 Features

1) A variety of specifications available.

 

2) Satisfy various technical request.

 

3) Lower medium spoilage.

 

4) Good insulation performance and high temperature resistance.

 

5) High compressive strength.

 

6) Used in all electric products and electric heating products.

 

7) OEM, ODM and OBM are welcomed.

Application

Glass melting tank

Glass furnace

Hot-Blast Stoves

 

Performance

Item                                                                              

Unit                            

95 Al2O3            

96 Al2O3            

99 Al2O3                    

Physical Characteristics      

Bulk density                    

g/cm3

3.6

3.6

3.9

Water absorption          

%

0

0

0

Mechanical Characteristics  

Flexural strength            

Mpa

320

340

360

Hardness Vickers          

Gpa

12.2

13.5

15.6

Elastic modulus              

Gpa

280

320

370

Poisson’s ratio                

-

0.22

0.23

0.23

Thermal Characteristics  

Linear expansion coefficient                

(200C-5000C) 10-6/0C

7.1

7.2

8

Thermal conductivity      

w/(m.k)

16

24

32

Specific Heat                    

*10-3J/(kg*K)

0.78

0.78

0.9

Electrical Characteristics

Dielectric constant (1MHZ)

-

9

9.4

9.9

Dielectric loss angle        

*10-4

15

5

1

Dielectric strength            

*106V/m

12

15

15

Processing technology

Process range (mm)

Outside Diameter

1---300

Inside Diameter

0.5---300

Length

0.5---1200

Accuracy of working (mm)

Perpendicularity

0.01

Concentricity

0.01

Roundness

0.005

Straightness

0.005

Parallelism

0.01

Planeness

0.005

Roughness

0.05

Fit clearance

0.005

 

Refractory Brick Silica Brick For Hot Blast Oven Brick