Alkali resistant castable

Detailed introduction

TN series alkali-proof castables are made of aluminosilicate materials such as spark-proof clinker as aggregate and powder, aluminate cement as binder and appropriate additives. Water resistant castable refractory with alkali resistance. It is mainly used for certain parts of alkali kilns. Especially the cement kiln precast system, pipeline system and dry rotary kiln tube tail can also be used as alkali-free lining.


Main Properties


Index

Item

DNJ-1

DNJ-2

DNJ-3

HNJ-4

HNJ-5

HNJ-6

DNJl

GDNJ-2G

type

 heavyweight based

lightweight based

Al2O3,% ≥

40

45

60

---

---

---

30

35

C. C.SMPa ~

110℃

40

50

70

80

100

70

25

30

1100℃

40

60

80

80

100

70

30

35

bulk density, g/cm³ ≥

2.10

2.25

2.45

2.2

2.6

2.4

1.60

1.65

linear change after heating, %

1100℃

±0.7

±0.6

±0.5

±0.5

± 0.5

± 0.5

0~-1.3

0~-1.2

 耐碱浇注料



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