Fireclay Brick with 33% Al2O3 Content
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 17 m.t
- Supply Capability:
- 10000 m.t/month
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FIRE CLAY BRICK
CMAX fireclay bricks are made from clinker clay. The alumina content ranges from 36% to 48%.
Application
CMAX fireclay bricks are commonly applied in blast furnace, hot blast furnace, teeming ladle, glass furnace, etc.
Features
◆Low thermal conductivity ◆High refractoriness
◆High mechanical strength ◆Excellent thermal shock resistance
ITEM | UNF42 | UNF46 | ZGN42 | RN40 | TDL45-12 |
Refractoriness, ℃ | 1730 | 1750 | 1750 | 1730 | 1760 |
Bulk Density, g/cm3 | 2.15 | 2.25 | 2.3 | 2.15 | 2.37 |
Apparent Porosity, % | 22 | 20 | 15 | 24 | 12 |
C.C.S, Mpa | 30 | 35 | 58 | 28 | 68 |
Refractories Under Load (0.2Mpa),℃ | 1400 | 1420 | 1450 | 1430 | 1500 |
Reheating Linear Change, % | 1400℃x2h 0.1~-0.4 | 1430℃x2h 0~-0.1 | 1450℃x2h 0~-0.2 | 1350℃x2h 0~-0.3 | 1450℃x2h -0.1~+0.05 |
Al2O3 Content , % | 42 | 46 | 42 | 40 | 45 |
- Q: The furnace refractory bricks are burnt into ash, what material can resist higher temperature than the refractory brick
- refractory bricks, common clay brick, clay brick, high alumina brick and corundum brick
- Q: What is the refractory temperature of refractory bricks?
- First look at the used parts of refractory brick, anti stripping performance, these are the most basic performance factors, the refractory temperature of high alumina brick is 1770 -1790 degree, the refractory temperature of clay brick is 1380-1570 DEG C, record the anti acid corrosion data of refractory bricks, the compressive strength of refractory bricks, at the same time, you should analyze each part of the furnace pH index and sintering temperature of working. When purchasing refractory bricks, you need to pay attention to many factors, high temperature creep property, softening temperature under a fixed load, 6548, volume stability at high temperature. Because the production of the product is affected by the weather and fuel energy, etc.. 186, select the suitable refractory bricks
- Q: Should refractory cement hang inner core when use carbon steel pipe make water heating hearth by self?
- I think it shouldn't. There is no refractories used for circulation pipe inside the boiler, and there is how long distance between pipe and coal fire
- Q: How to prevent the refractory bricks from burning to crack?
- This may result from formula. Prevent the refractory bricks from being overweight. Firstly, sintering agent should not exceed the standard, when sintering, bricks must be well piled to piled bricks, and the bricks must be dry.
- Q: What's the price of clay bricks?
- Heavy clay bricks can be divided into ordinary clay brick, clay brick and low creep dense clay brick, used for lining materials in blast furnace, hot blast furnace, boiler, glass kiln, lightweight clay brick is mainly used for thermal insulation function, you will see is used where. If you want to buy the clay brick can go to Henan to see Kang Hui refractories.
- Q: How to use the firebrick to build crucible furnace? How to calculate its furnace's width and depth?
- 1, classify according to the smelting method : Open-hearth?furnace steel: Including carbon and low-alloy steel. According to the different lining material, there are acidic and basic open hearth steel two types. Converter steel: Including carbon and low-alloy steel. According to different positions of blowing oxygen, there are bottom blowing, side blowing and BOF steel three types. Electric furnace steel: Mainly alloy steel. According to the different types of electric furnace and electric arc nail fixed Li modified cool boat to raise spending whale steel, induction furnace...
- Q: What kind of refractory material is used in the furnace when the boiler reaches more than 1200 degrees?
- except refractory brick, refractories include refractory concrete (refractory cement+aggregate), fire-resistant insulating layer (refractory cement+vermiculite powder or refractory cement + diatomaceous earth) and so on.
- Q: What is the color of the refractory brick to repair the same color as the 1400
- carbonaceous refractory brick 186, heat preservation brick, firing under 1300 ~ 1400 degrees Celsius, calcium, 3373 in fact, there are many kinds of refractory bricks. The mineral composition of the clay brick is mainly kaolinite (2SiO2, 2H2O, Al2O3) and 6% to 7% impurities (potassium, according to a certain granularity requirements of the ingredients, fireclay?brick, etc., after molding, titanium, dry.
- Q: does the electric kiln burner need to be sealed?
- seal when open the kiln, and observe the temperature, when the temperature reaches a point, you can move the firebrick away, and continue observing the temperature to decide whether to seal it or not, but do not seal it completely, repeat the procudure until reach the sinter point or skill requirement.
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Fireclay Brick with 33% Al2O3 Content
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 17 m.t
- Supply Capability:
- 10000 m.t/month
OKorder Service Pledge
OKorder Financial Service
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