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AC6131 High Temperature Refractory Fire Brick

  • Catalog No. AC6131
  • Material Al2O3
  • Bulk Density 2.4-2.6 g/cm3
  • Apparent Porosity 21-22%
  • Max Working Temp. 1580-1770℃

AC6131 High Temperature Refractory Fire Brick

High Temperature Refractory Fire Brick
High Temperature Refractory Fire Brick

High Temperature Refractory Fire Brick Overview

High Temperature Refractory Fire Brick is a specialized refractory brick made from high alumina materials. Designed for extreme environments, these bricks are ideal for use in high-temperature furnaces, kilns, and other heat-intensive equipment. With alumina content ranging from 50% to 90%, they offer superior resistance to high temperatures, mechanical wear, and chemical corrosion, making them essential for securing and anchoring refractory linings.

High Temperature Refractory Fire Brick Specifications

Items

High Alumina Brick

Low-creep High Alumina Brick

RL-65

RL-55

RL-48

DRL-145

DRL-140

DRL-135

DRL-130

Al2O3 % ≥

65

55

48

65

65

65

60

B.D g/cm³ ≥

-

-

-

2.6

2.5

2.45

2.4

Porosity % ≤

22-24

22-24

22-24

21

22

22

22

C.C.S Mpa ≥

50

45

40

60

55

55

55

Refractoriness

℃ ≥

1780

1760

1740

1790

1790

1790

1770

 R.U.L

0.2 Mpa

℃ T0.6 ≥

1500

1470

1420

1600

1580

1550

1520

P.L.C %

1500℃×2h

1500℃×2h

1450℃×2h

1550℃×2h

1450℃×2h

1450℃×2h

1450℃×2h

+0.1~-0.4

+0.1~-0.4

+0.1~-0.4

+0.1~0.4

+0.1~0.2

+0.1~0.4

+0.1~0.4

Creep rate 

% ≤

0.2Mpa×50h

-

-

-

1450℃

1400℃

1350℃

1300℃

0.8

0.8

0.8

0.8

T.S.R

1100℃

water-cycle

6

furnish data measured

High Temperature Refractory Fire Brick Applications

  • Furnaces: Used in lining and insulating high-temperature furnaces, ensuring durability and efficient heat retention.
  • Kilns: Ideal for ceramic and industrial kilns where high heat and mechanical stress are present.
  • Steel Production: Provides reliable protection in steel-making processes where extreme temperatures and abrasive conditions occur.
  • Glass Manufacturing: Used in the lining of glass melting furnaces to withstand high thermal loads.
  • Chemical Processing: Serves as a protective lining in reactors and other chemical processing equipment exposed to high temperatures.

Packaging

High Temperature Refractory Fire Bricks are packaged to ensure they arrive in excellent condition:

  • Standard Packaging: Bricks are wrapped in protective plastic or shrink-wrap to safeguard against moisture and contaminants.
  • Palletized Packaging: Bricks are stacked on pallets and secured with strapping. Pallets are covered with protective sheeting to shield against environmental factors.
  • Custom Packaging: Custom solutions can be provided based on specific shipping or handling requirements.

Frequently Asked Questions (FAQs)

1. What are High Temperature Refractory Fire Bricks used for?

  • These bricks are used in high-temperature environments such as furnaces, kilns, and glass melting equipment to provide insulation and protect against extreme heat and mechanical wear.

2. How do High Temperature Refractory Fire Bricks compare to other refractory materials?

  • Compared to other refractory materials, these bricks offer superior resistance to high temperatures, mechanical stress, and chemical corrosion due to their high alumina content.

3. What is the typical service life of High Temperature Refractory Fire Bricks?

  • The service life can vary depending on the application and operating conditions, but these bricks are designed to provide long-term durability under extreme temperatures.

4. Can these bricks be used in both acidic and alkaline environments?

  • Yes, High Temperature Refractory Fire Bricks are suitable for use in both acidic and alkaline environments, making them versatile for various industrial applications.

5. How should High Temperature Refractory Fire Bricks be stored?

  • Bricks should be stored in a dry, covered area to prevent moisture absorption and physical damage. They should be kept on a flat surface to avoid any deformation.
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