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Class B Heat insulation & Heat Resistance board
Time£º2015/4/22 15:04:13¡¡Hits£º3889´Î
 

 

Class B Vermiculite Heat insulation & Heat resistance board

     ¡¡¡¡¡¡¡¡¡¡¡¡

Product introduction

Class B vermiculite board has better strength & higher service temperature than class A. The minimum thickness can reaches 7mm. This product is the most commonly used widely in industrial area.

Characteristic

According to class A vermiculite heat insulation board

Application

£¨£±£©According to class A heat insulation board

£¨£²£©Backup material for industrial furnace, heat insulation material for burning machine

£¨£³£©Heat insulation material for fuel charger

£¨£´£©Backup material for tunnel kiln, blast furnace, tube firing table

£¨£µ£©Heat insulation material for steel making machine

£¨£¶£©Heat insulation board for aluminum melting furnace

£¨7£©Heat insulation board for glass melting furnace

Physical Index

Model Number

B1

B2

B3

Grade:

V1150-700

V1150-800

V1150-900

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Item

 

Max. Service Temperature:£¨¡æ£©

1150

1150

1150

Bulk Density:kg/m3

700

800

900

Cold Crushing Strength:¡¾EN 1094-5:1995¡¿MPa

4.6

6.0

6.5

Hot Crushing Strength:£¨MPa£©@750¡æ

3.5

4.5

5.0

Modulus of Rupture:¡¾EN 993-6:1995¡¿(MPa)

2.0

2.5

3.0

Apparent Porosity: (%)

78

70

65

Linear Reheat Shrinkage:¡¾EN 1094-6:1999¡¿£¨%£©24H@900¡æ

0.6¨R

0.6¨R

0.6¨R

Thermal Expansion:¡¾BS 1902: section 5.3:1990¡¿(K-1)@ 20 to 800¡æ

10.8x10-6

10.8x10-6

10.8x10-6

hermal Conductivity¡¾W/(mK)¡¿

@200¡æ

0.131

0.141

0.146

@400¡æ

0.151

0.165

0.171

@600¡æ

0.179

0.188

0.193

@800¡æ

0.181

0.197

0.198

 

Chemical Analysis

SiO2

41.2

Al2O3

12.68

Fe2O3

4.06

TiO2

1.33

MgO

24.22

CaO

0.96

8.97

K2O

Na2O

0.60

 

Loss on Ignition  (%)

6.5

Dimension

* Max Length=1200mm¡¢Max Width=1000mm¡¢Min Thickness=10mm¡¢Max Thickness=100mm¡¢Density=400¡«1200kg/m3

£ªCan design various shapes according to customer requirements

£ªKindly understand that irregular board will cost a model charge.

¡ùCan be machined into different shape and cut into different size according to customer requirements¡£

¡ùNote: Above test results are average results of tests conducted under standard procedures and subject to variation. Results should not be used for specification purposes.

 

Contact

Sales office:TEL+86-755-2318-7516          FAX +86-755-2698-8156-202

Email¡¡

pang@vermiculite.com.cn                   hana@vermiculite.com.cn

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