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Polycrystalline Mullite Fiber Bulk

Attributes
Classification Temperature: 1600°C
Work Temperature: 1450°C
Color: White
Bulk Density: 60-100Kg/m3
Al2O3: 72-75%

Polycrystalline mullite fiber is produced by its ceramic fiber loose cotton using advanced spinning process, its basic characteristics are stable performance at high temperature, light weight, low heat capacity, good resistance to thermal shock, erosion and sound absorption.

Features:

l  Excellent thermal shock resistance

l  Excellent chemical stability

l  High-temperature stability

l  Low thermal conductivity

Application:

l  Raw material for finished alumina fiber products

l  Insulating fill for various industrial furnaces

l  High-temperature seals,gaskets and coatings

l  Ladle cover infill

l  Aerospace industry

Technical Data:

Item

HT-PMF-1600

Classification temperature(°C)

1600

Work temperature(°C)

1450

Color

White

Bulk Density(Kg/m3)

60-100

Shrinkage(%)(1450°Cx6h)

≤1.5

Thermal Conductivity (W/m·k)

≤0.09(400°C)

≤0.16(600°C)

≤0.22(800°C)

Chemical analysis(%)

Al2O3(%)

72-75

Specification:

Item No.

HT-PMF-1600

HT-PMF-1700

Classification temperature(°C)

1600°C

1700°C

Structure

Cotton

Cotton

 Fiber Diameter

3.2μm

3μm

Chemical analysis

Al2O3

72

95

Al2O3+ SiO2

99

99

Fe2O3

<0.1

<0.1

Package:5-20kg/bag

*Specific products could be made according to customers’requirements.