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Ceramic Fiber Boards


Wedge AlSi Boards are high quality ceramic fiber boards processed by wet vacuum forming process. The strength of this kind of product is higher than that of ceramic fiber blanket and vacuum forming felt. It is suitable for the high temperature field where the product has steel strength requirements.

$3

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Features & Benefits

·       High thermal shock resistance

·       Heat resistance

·       Low thermal conductivity

·       Excellent chemical stability

·       Non-wetting to molten aluminium

·       Low heat storage

·       Easy to cut and machine

 

Applications

·       Industrial furnace lining

·       High temperature pipes heat preserve

·       Heat resistant sealing gasket

·       Glass tank furnace Side Wall

·       Power boiler and nuclear heat insulation

·       Ceramics kilns thermal insulation

High temperature filter materials

Description

B-AlSi 1050

B-AlSi 1260

B-AlSi 1260S

B-ASZ 1430

Classification Temperature

1050

1260

1260

1430

Permanent Heating Linear Change%

950X24h≤-4

1000X24h≤-4

1100X24h≤-4

1350X24h≤-4

Water Content%

≤-1.5

Organic Content%

              ≥-6

DensityKg/M3

250~300

280~320

300~320

300~320

Al2O3

≥40

≥43

44-47

Al2O3+SiO2

≥95

≥96

≥98

Al2O3+SiO2+ZrO2

≥99

ZrO2

≥15

Fe2O3

0.5

0.5

≤0.3

≤0.2

Na2O+K2O+Fe2O3

0.9

Thermal Conductivity(W/m.k)

200

0.082

0.074

0.055

0.078

400

0.102

0.092

0.073

0.102

500

0.110

0.103

0.086

0.116

600

0.133

0.127

0.105

0.135

Cold Crushing Strength (Mpa)

0.2

0.2

0.15-0.2

0.12

Product Specifications

Length: 900/1000/1200/2400mm; Width500/600/1000/1200mm; Thickness3~125mm  All sizes can be customized made

Packaging

Carton Box outside or with pallet

Quality Certificate

ISO9001-2008  ISO14001-2004

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