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LJ Fiber Shaped Products

Characteristics

Excellent compressive strength and anti- -break strength; Low thermal conductivity; Resistance to thermalshock; High size precision; Capable of sharp temperature rise and drop within a short time; Ablilty to withstand gasflow; Ablilty to withstand rapid heating and cooling.

Application

The special products we produce are widely used as:special parts on the hot surfaces of thermal engineeringapparatuses in all sorts of industries; burner bricks,viewing ports, supports for electric heating elemengts, risers, flow cells, and wall masonry materials and hangings form furnace tops; substitutes for exported top-graderefractory materials.

Product Common Specifications

According to the user to map, or by my company for customdesigned.

Introduction

LJ Special Products are developed by shaping shatteres cotton by the wet vacuum suction filter method. Afterdrying and calcination, the compressed cotton is then made into various fiber products of different densities,specifications, models and properties, according to customer's requirements. With our sophisticated productionequipments and steady raw material supply, we provide special products catering for the complex thermalengineering requirements of different customers. In addition, all products are so elaborately made that each can beconsidered as a fine and marvelous piece of artwork.

Characteristics

Excellent compressive strength and anti- -break strength; Low thermal conductivity; Resistance to thermalshock; High size precision; Capable of sharp temperature rise and drop within a short time; Ablilty to withstand gasflow; Ablilty to withstand rapid heating and cooling.

Application

The special products we produce are widely used as:special parts on the hot surfaces of thermal engineeringapparatuses in all sorts of industries; burner bricks,viewing ports, supports for electric heating elemengts, risers, flow cells, and wall masonry materials and hangings form furnace tops; substitutes for exported top-graderefractory materials.

Product parameter

Model LJ1260 LJ1350 LJ1400 LJ1430 LJ1600 LJ1700 LJ1800
Classification temperature(℃) 1260 1350 1400 1430 1600 1700 1800
Density(KG/M3) 300-600 300-600 300-600 300-600 300-600 450-700 450-700
Reheating Linear change(%)(24H) ≤1.5(1050℃) ≤2.0(1100℃) ≤3.0(1200℃) ≤3.0(1250℃) ≤1.0(1450℃) ≤1.0(1500℃) ≤1.0(1600℃)
Flexural strength(MPa) ≧0.5 ≧0.5 ≧0.5 ≧0.5 ≧0.7 ≧0.7 ≧0.7
Lol(%) ≤5 ≤5 ≤5 ≤5 ≤6 ≤6 ≤6
Thermal conductivity(W/m.k) 400℃ 0.084 0.084 0.084 0.084
800℃ 0.128 0.125 0.125 0.125 0.16 0.16 0.16
1000℃ 0.176 0.174 0.174 0.2 0.21 0.21 0.21
Chemical composition(%) Al?O? 45-49 52-55 54-57 44-48 72 78 83
Al?O?+SiO? 98 99 99 82 99 99 99
ZrO? 15-17
Other 2 1 1 1 1 1 1

Note: The technical data is determined by the testing standards used were, on average, wilfluctuate within a certain range, the data do not representthe product quality assurance data.

Product Common Specifications

According to the user to map, or by my company for customdesigned.

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