Zhengzhou Rongsheng Refractory Co., Ltd.
| Chemicalresistance | High resistance to acidic and basic slags |
| Thermal Conductivity | ≤1.5W/m·K |
| Raw Material | petroleum coke need le coke coal pitch |
| Dry Bulk Density | ≥1.4g/cm3 |
| Compressive Strength | ≥30MPa |
| Calcium Oxide Content | ≤15% |
| Cold Crushing Strength | ≥90MPa |
| Porosity | 10% - 25% |
| Type | Porosity Type Insulating Brick |
| Maximum Service Temp | 1500 |
| Apparent Porosity | ≤20% |
| Iron Content | ≤2.5% |
| Manufacturingprocess | Pressed, fired, and sometimes machined |
| Cao Content | 1-2% |
| Cold Crushing Mpa | 350 |
| Certification | ISO9001 |
| Brand Name | RONGSHENG |
| Place of Origin | Henan, China |
View Detail Information
Explore similar products
High Purity Carbon Brick Anti Corrosion Aluminium Magnesium Carbon Brick
High Porous Refractory Alumina Ceramic Foam Filter Zirconium Ceramic Filters For
1200-1650C Glass Furnace Insulation Brick Lightweight Silicon Insulating Bricks
High Temperature Furnace Zirconia Bubble Insulating Bricks Light Weight Zirconia
Product Specification
| Chemicalresistance | High resistance to acidic and basic slags | Thermal Conductivity | ≤1.5W/m·K |
| Raw Material | petroleum coke need le coke coal pitch | Dry Bulk Density | ≥1.4g/cm3 |
| Compressive Strength | ≥30MPa | Calcium Oxide Content | ≤15% |
| Cold Crushing Strength | ≥90MPa | Porosity | 10% - 25% |
| Type | Porosity Type Insulating Brick | Maximum Service Temp | 1500 |
| Apparent Porosity | ≤20% | Iron Content | ≤2.5% |
| Manufacturingprocess | Pressed, fired, and sometimes machined | Cao Content | 1-2% |
| Cold Crushing Mpa | 350 | Certification | ISO9001 |
| Brand Name | RONGSHENG | Place of Origin | Henan, China |
| High Light | high temperature resistant alumina hollow ball bricks ，alumina hollow ball bricks for glass melting furnace ，heat treatment furnace refractory bricks | ||
Alumina Bubble Brick Introduce
Alumina bubble bricks are made of alumina hollow balls and alumina powder as the main raw materials, combined with other binding agents, and fired at a high temperature of 1750 degrees.It is a kind of ultra-high temperature energy-saving insulation material.Alumina hollow ball bricks have a maximum service temperature of 1800°C and have the advantages of high mechanical strength and low volume density.
| Product name | Alumina bubble brick |
| Operating temperature | 1750 degrees |
| Main raw materials | Alumina hollow ball material |
| Properties | ultra-high temperature, energy saving, thermal insulation |
| Features | Save materials, save energy |
Application of Alumina Bubble Brick
Alumina bubble brick can be used in high-temperature energy-saving (>30%) inverted flame kilns, shuttle kilns, molybdenum wire furnaces, tungsten rod furnaces, induction furnaces, nitriding furnaces, etc. It will achieve obvious results in reducing the weight of the furnace body, transforming the structure, saving materials and saving energy.
Alumina Bubble Brick Technical Data
| Item/Index | Alumina Bubble Ball | Zirconia Bubble Ball | Sialon Binding Al2O3 Bubble Bricks | |
| LKZ-88 | LKZ-98 | ZKZ-98 | — | |
| Maximum Service Temperature ℃ | 1650 | 1800 | 2000~ 2200 | 1600 |
| Al2O3 % ≥ | 88 | 99 | – | 70 |
| ZrO2 % ≥ | – | – | 9.8 | – |
| SiO2 % ≤ | – | 0.2 | 0.2 | – |
| Fe2O3 % ≤ | 0.3 | 0.15 | 0.2 | N≥5 |
| Bulk Density g/cm | 1.30~1.45 | 1.40~1.65 | ≤ 3.0 | ≤ 1.5 |
| Cold Crushing Strength MPa ≥ | 10 | 9 | 8 | 15 |
| Refractoriness Under Load ℃ (0.2MPa,0.6%) ≥ |
1650 | 1700 | 1700 | 1700 |
| Reheating Linear Change Rate % 1600℃×3hrs |
±0.3 | ±0.3 | ±0.2 | – |
| Thermal Expansivity ×10 (indoor temperature, ~1300℃) |
~8.0 | ~8.6 | – | thermal shock resistance, times (1100℃water cold)≥15 |
| Thermal Conductivity W/(m.K) ≤ (average temperature 800℃) |
0.9 | 1.0 | 0.5 | 1.1 |
Rongsheng Refractory has professional sales and after-sale service team who provide customers all-around service about product application, construction installation and operation technology training etc.
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. &nbs... 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. &nbs...
Get in touch with us
Leave a Message, we will call you back quickly!