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Jm23&jm26 Insulation Brick

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Specifications:

Insulating brick

  • Good thermal performace
  • Lower weight
  • GG0.6, NG1.0 JM23, JM26
  • Glass industries iron & steel industries
  • Ceramics industries non-ferrous metals industries
  • Electrolytic Aluminum industries power generation industries
  • Heat surface fireproof lining other fire-proof back lining

2. Specification for JM series insulating bricks:

Index

Item

JM20

JM23

JM26

JM28

JM30

Maximum working temperature°C

1100

1260

1430

1540

1650

Bulk, density g/cm3

0.6

0.6

0.78

0.99

1.02

Compress strength Mpa≥

0.8

1.1

1.6

2.1

2.5

Bending strength Mpa≥

0.7

0.9

1.4

1.8

2.0

Reheat liner Change24h≤

1080°C
0.1

1230°C
0.2

1400°C
0.2

1510°C
0.2

1620°C
0.5

Al2O3%≥
Fe2O3%≤

35.0
0.8

37.0
0.7

56.0
0.7

67.0
0.6

73.4
0.5

Thermal conductivity 260°C≤
540°C≤
815°C≤

0.12

0.14

0.32

0.33

0.41

0.44

0.16

0.34

0.35

0.43

-

-

0.36

0.37

0.44

Thermal shock resistance

-

-

20

30

30

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