Alkali resistant castable

2015-10-29 16:56:43

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Introduction

Alkali resistant material

First, characteristics and uses;

The pouring material has good resistance to alkali erosion, abrasion resistance, good thermal stability, high temperature performance, and is mainly used for the pre heating of cement rotary kiln, cooling zone and pipeline system.

Two, physical and chemical indicators:

Brand number

HNJ-1

HNJ-2

HNJ-3

HNJ-4

 

Chemical composition

%

AI2O3

35

30

35

30-40

SiO2

55

60

55

50-60

CaO≤

6

6

4

4

 

Alkali resistant grade

 

 

Class A

Construction method

 

 

Vibration casting

 

No vibration casting

 

Water consumption for construction

%

6-8

6-8

75-85

15-25

Use

 

Cement kiln preheater system, pipe system and dry rotary kiln.