Aluminate cement castable

Detailed introduction

Aluminate cement refractory castable (commonly known as high alumina castable) is a more commonly used refractory castable, with the characteristics of simple construction, rapid setting hardening and high strength. This series of castables are economical and applicable to the flue of heating furnace, low temperature parts and thermal equipment such as boilers. It has been used in many steel mills, such as Pengcheng, magnets, science and trade, new source and Jiaheng company.

Main Properties

Index

Item

TNLJ-1

TNLJ-2

TNLJ-3

Al203, % ≥

54

60

65

CaO, % ≤

5.0

4.5

4.0

bulk density, g/cm³≥

110℃×24h

2.25

2.45

2.55

1000℃×3h

2.22

2.40

2.50

1350℃×3h

2.20

2.35

2.45

C.C.S, MPa ≥

110℃×24h

25

25

25

1000℃×3h

25

28

30

1350℃×3h

28

30

35

linear change after heating, %

1350℃×3h

± 0.6

± 0.5

±0.4

Max. service temperature,℃

1400

1500

1500

water rate of using, %

10~ 12

10-12

10-12

application

Blast furnace base

Furnace bottom and furnace top at high temperature

铝酸盐水泥耐火浇注料

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