Polycrystalline 1800C Alumina cramic Fiber Board for high temperature furnace

Detail Information

Characteristics

Accurate size, surface smooth, thickness uniform, fiber distributed evenly

Good thermal stability and chemical stability

Low heat capacity, low thermal conductivity, low shrinkage

Good wind erosion resistance, long working life

Product Application

Various high temperature industrial furnace

Ceramic kiln, mechanical and metallurgical heat treatment furnace and other industrial furnace hot surface lining materials

Insulation materials for furnace door, kiln car, expansion joints, etc

Rare earth magnetic material melting furnace tundish, ladle furnace lining

Microwave penetration heating special board

Tunnel kiln roof

Product Specification

Items	FV-1600	FV-1700	FV-1800	FV-1900
Classification Temperature(C)	1600	1700	1800	1900
Bulk Density(kg/m3)	300-600	300-600	300-600	600-700
Linear Shrinkage(%)	<2 (1450C×24hrs)	<1 (1550C×24hrs)	<1 (1650C×24hrs)	<1 (1750C×24hrs)
Al2O3	72	73	74	76
Al2O3+SiO2	>99	>99	>99.5	>99.5
Fe2O3	<0.1	<0.1	<0.1	<0.1