Gunning mix

Product

Mullite gunning mix

Mullite high strength gunning mix

SiC based gunning mix

Brand

JC-M40

JC-M46

JC-M50

Maximum service temperature

1400

1450

1350

Bulk density     (kg/m³⁾

110?漯span>×24h

2000

2130

2200

Cold crushing strength       (Mpa)

110?漯span>×24h

34

50.3

45

1100?漯span>×3h

21

25

25

1350?漯span>×3h

40

45

45

Linear change rate      (%)

1100?漯span>×3h

-0.3

-0.3

-0.3

1350?漯span>×3h

±0.7

±0.7

±0.5

Thermal conductivity         (W/(m.k))

600?漯span>

0.79

0.79

0.8

Chemical composition

Al₂O₃

44

50.5

Al₂O₃+SiC≥50

Fe₂O₃

1.2

1.2

1.0

Service area and properties

1-5 stages preheater and pipes,decomposition furnace,tertiary air duct,preheater,kiln end hood,grate cooler,etc.

Binder addition

11-12

11-12

11-12