Zhengzhou Rongsheng Refractory Co., Ltd.
| Application | Used in kilns, furnaces, and other high-temperature industrial equipment |
| Package | Wooden Pallet or Carton |
| Apparent Orosity | ≤22% |
| Thermal Shock Resistance | ≥25 |
| Cao | 20-23% |
| Way Of Construction | Daubing or casting |
| Refractoriness Under Load | load: Min 1620°C |
| Productname | Kiln Refractory Bricks |
| Chemical Resistance | Excellent |
| Bulk Density Dried | ≥2500 |
| Permanent Linear Change | -0.1~0.5 |
| Thermalshockresistance | Good to excellent depending on composition |
| Temperatureresistance | Up to 1700°C |
| Transportation | Shipping |
| Sizedimensions | 230 x 114 x 65 mm (standard) |
| Certification | ISO9001 |
| Brand Name | RONGSHENG |
| Place of Origin | Henan, China |
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Product Specification
| Application | Used in kilns, furnaces, and other high-temperature industrial equipment | Package | Wooden Pallet or Carton |
| Apparent Orosity | ≤22% | Thermal Shock Resistance | ≥25 |
| Cao | 20-23% | Way Of Construction | Daubing or casting |
| Refractoriness Under Load | load: Min 1620°C | Productname | Kiln Refractory Bricks |
| Chemical Resistance | Excellent | Bulk Density Dried | ≥2500 |
| Permanent Linear Change | -0.1~0.5 | Thermalshockresistance | Good to excellent depending on composition |
| Temperatureresistance | Up to 1700°C | Transportation | Shipping |
| Sizedimensions | 230 x 114 x 65 mm (standard) | Certification | ISO9001 |
| Brand Name | RONGSHENG | Place of Origin | Henan, China |
Key Features for HIGH ALUMINA BRICKS
• Excellent corrosion resistance to neutral slag and metal penetration resistance at high liquid temperature.
• Improved thermal shock and corrosion resistance at high temperature
• High density, high mechanical strength and good volume stability at high temperature
Typical Applications
•Good for iron and steel marking operation at the area of working zone in ladle and EAF roof
•For reheating furnace such as anchor brick and burner block
•Transition and cooling zone of rotary cement kiln , lime shaft kiln etc
•Bottom and door foundry air furnace and side wall of aluminum refining melting furnace , etc
HIGH ALUMINA FIRE BRICKS Product Data
| Material | Common | Special | |||||||||||||
| Item | SK36 | SK38 | TS80 | TS85 | SL-92 | SL-90 | SL-85 | Sl-80 | SL-75 | SL-70 | SL-60 | SL-50 | |||
|
Pyrometric Cone Equivalent Orton cone |
35-36 | 37-38 | 38 | >38 | 40 | 40 | 40 | 39 | 39 | 38 | 37 | 36 | |||
| Refractoriness (℃) | 1785 | 1810 | 1835 | 1840 | – | – | – | – | – | – | – | – | |||
| 0.2 MPa soft under load (%) | – | – | – | – | 1700 | 1700 | 1700 | 1670 | 1650 | 1580 | 1550 | 1500 | |||
| Bulk Density (kg/m³) |
2300- 2350 |
2400- 2450 |
2550- 2650 |
2650- 2750 |
3.10 | 2.95 | 2.90 | 2.85 | 2.70 | 2.62 | 2.50 | 2.40 | |||
| Apparent Porosity (%) |
20.0- 22.0 |
19.0- 20.0 |
18.0- 19.0 |
17.0- 18.0 |
16 | 16 | 19 | 18 | 18 | 18 | 18 | 18 | |||
| Cold Crushing Strength (MPa) | 45-48 | 50-55 | 60-65 | 70-75 | 80 | 80 | 800 | 750 | 700 | 700 | 650 | 600 | |||
| Modulus of Rupture (kg/cm²) |
70- 80 |
80- 90 |
90- 100 |
150- 180 |
– | – | – | – | – | – | – | – | |||
|
Thermal Expanison at 1000℃ (%) |
– | – | – | – | – | – | 0.75 | 0.7 | 0.65 | 0.60 | 0.55 | 0.50 | |||
|
Reheat test, permanent linear change after heating at |
1500℃, 2h(%) |
– | – | – | – | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ±0.2 | ||
| 1400℃(%) | (+)0.5 | (+)1.00 | (+)1.02 | – | – | – | – | – | – | – | – | – | |||
| SiO2 (%) | 38.2 | 20.2 | 14.0 | 8.7 | – | – | – | – | – | – | – | – | |||
| Al2O3 (%) |
48- 55 |
70- 75 |
81.1 | 85 | 92 | 90 | 85 | 80 | 76 | 70 | 65 | 50 | |||
| Fe2O3 (%) | 1.8 | 1.8 | 1.8 | 1.8 | 0.8 | 0.8 | 1.0 | 1.0 | – | – | – | – | |||
| Cao (%) | 0.4 | 0.4 | 0.3 | 0.2 | – | – | – | – | – | – | – | – | |||
| Na2O+K2O+Li2O (%) | 0.5 | 0.5 | 0.3 | 0.2 | – | – | – | – | – | – | – | – | |||
Company Details
Business Type:
Manufacturer
Year Established:
2011
Total Annual:
20000000-50000000
Employee Number:
101~150
Ecer Certification：
Verified Supplier
Our company can provide not only the domestic and foreign customers excellent quality of high-temperature thermal insulation material, but also the first-rate service including professional furnace lining design, installation supervision, engineering construction etc. <p style="... Our company can provide not only the domestic and foreign customers excellent quality of high-temperature thermal insulation material, but also the first-rate service including professional furnace lining design, installation supervision, engineering construction etc. <p style="...
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