Customization: | Available |
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Application: | Blast Furnace, Cement Kiln, Ceramic Kiln, Chemical Kiln, Glass Kiln, Steel-Making Furnace, Industrial Furnace, Industrial Furnace |
Material: | Light Weight Silica-Alumina, Fireclay Brick |
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Description of Fire Clay Brick
Fire clay brick is made of local top grade fireclay materials under the high temperature according to the lasted national standard, which possesses even bulk density, high strength, low thermal conductivity and low impurity. Fire clay refractory brick has wide usage and the largest production.
Features Of Fire Clay Brick
Good performance in high temp refractoriness under load
Lower thermal line expansion in high temp
Lower impurity content
Good thermal shock resistance performance
Excellent resistance in slag abrasion
Good cold crush strength
Specifications Of Fire Clay Brick
Hard Fire Clay Bricks
Alumina contents range from 35% to 45%
Widely used throughout metallurgical industry
Standard sizing: 230 x 114 x 65 mm ,Special size and OEM Service also provide!
The size is precise, providing kinds of shapes according to customer's drawing
Physical And Chemical Indicators Of Fire Clay Brick
Item/Grade
|
Fire clay brick
|
|||
SK-30
|
SK-32
|
SK-34
|
SK-35
|
|
AL2O3% (≥)
|
30
|
35
|
38
|
45
|
Fe2O3% (≤)
|
2.5
|
2.5
|
2
|
2
|
Refractoriness(SK)
|
30
|
32
|
34
|
35
|
Refractoriness under load, 0.2MPa, °C (≥)
|
1250
|
1300
|
1360
|
1420
|
Apparent porosity (%)
|
22-26
|
20-24
|
20-22
|
18-20
|
Bulk density (g/cm³)
|
1.9-2.0
|
1.95-2.1
|
2.1-2.2
|
2.15-2.22
|
Cold crushing strength ,MPa (≥)
|
20
|
25
|
30
|
40
|
Fire Clay Brick Physical and chemical indexes
Item/Grade
|
Fire clay brick
|
|||
SK-30
|
SK-32
|
SK-34
|
SK-35
|
|
AL2O3% (≥)
|
30
|
35
|
38
|
45
|
Fe2O3% (≤)
|
2.5
|
2.5
|
2
|
2
|
Refractoriness(SK)
|
30
|
32
|
34
|
35
|
Refractoriness under load, 0.2MPa, °C (≥)
|
1250
|
1300
|
1360
|
1420
|
Apparent porosity (%)
|
22-26
|
20-24
|
20-22
|
18-20
|
Bulk density (g/cm³)
|
1.9-2.0
|
1.95-2.1
|
2.1-2.2
|
2.15-2.22
|
Cold crushing strength ,MPa (≥)
|
20
|
25
|
30
|
40
|
Fire clay brick for hot blast stove and low creep clay brick
Brands
|
DRN-125
|
DRN-120
|
RN-42
|
RN-40
|
RN-36
|
Al2O3 %
|
≥45
|
≥42
|
≥42
|
≥40
|
≥36
|
Apparent Porosity %
|
≤22
|
≤22
|
≤22
|
≤22
|
≤22
|
Bulk density g/cm3
|
2.15-2.35
|
2.00-2.00
|
2.00-2.20
|
2.00-2.20
|
2.00-2.20
|
Cold compressive strength MPa
|
≥40
|
≥35
|
≥35
|
≥30
|
≥25
|
Refractoriness°C
|
≥1760
|
≥1760
|
≥1760
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≥1740
|
≥1700
|
Refractoriness under load°C
|
|
|
≥1410
|
≥1350
|
≥1300
|
Creep rate%(0.2MPa*50h)≤
|
0.8
|
0.8
|
|
|
|
1250°C
|
1200°C
|
|
|
Zhengzhou Rongsheng Refractory Co., Ltd.Established in the early 90s of twenty century, with continuous innovation and development, now we are a comprehensive enterprise in refractory material industry, covering metallurgy, building materials, electric power, chemical industry,etc.
Rongsheng Refractory has established complete quality system and conducted quality control through the whole staff and process that from raw materials, production, check and various parts strictly according to ISO9001 standard.Annual production capacity is up to 60000 tons. There are light and heavy weight materials production lines and all kinds of complete production, testing and check equipment, of which there are 10 series shaped press machine that from 400 tons to 1000 tons and two hyperthermia tunnel kilns whose length are 148m and 118m.
Our Factory
RS Refractories Co., Ltd. is located in Henan, China. Our company has professional scientific and technical personnel and production team, and we have our own fully automated factories. For more than 30 years, we have focused on the development and innovation of refractory materials and high-temperature furnace technology, and strive to provide customers with comprehensive, personalized and cost-effective services with high-quality products. Our products are widely used in electric power, metallurgy, petrochemical and other fields, and are exported to more than 100 countries and regions in the world such as Europe, America, Oceania, Southeast Asia, and the Middle East.
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