
Fire Brick Features
1. Low bulk density, low thermal conductivity, good thermal insulation performance.
2. Refractory category allow direct contact of fire, suitable for various atmosphere
3. Good integrity with furnace lining, long service life, easy operation, could be shaped freely
4. Product specification: standard form, normal standard, shaped and special shaped bricks.
5. Can be used in various kilns because of its cheapness and general tray package. Among all of the refractory materials, it is the most widely used.
Fire Brick Applications
1. Furnaces of metallurgy industry, heat treatment furnace
2. Furnaces of chemical industry and construction industry.
3. Furnace of incineration of garbage, recirculating fluidized bed furnace
Standard sizing: 230 x 114 x 65 mm others up to the client
Fire Brick
Item | AL-30 | AL-34 | AL-38 | AL-45 | AL-55 |
AL2O3(min) | 30 | 34 | 38 | 45 | 55 |
Fe2O3(max) | 2.5 | 2.5 | 2.0 | 2.0 | 2 |
Refractoriness | 1670°C | 1710°C | 1750°C | 1770°C | 1770°C |
Refractoriness under load,0.2MPa,(°C) | 1250 | 1300 | 1350 | 1450 | 1470 |
Apparent porosity(%) | 22-26 | 22-26 | 20-24 | 20-22 | 20 |
Bulk density(g/cm3) | 1.9-2.1 | 1.95-2.1 | 2.1-2.2 | 2.15-2.22 | 2.2-2.35 |
Cold crushing strength(Mpa) | 25 | 20 | 30 | 35 | 40 |
Thermal expansion at 1000(%) | 0.8 | 0.6 | 0.6 | 0.5 | 0.4 |
Zhengzhou Rongsheng Refractory Co., Ltd.
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="box-sizing: border-box; margin-top: 1.6rem; margin-bottom: 1.6rem; color: rgb(51, 51, 51); font-family: " segoe="" ui",="" "lucida="" grande",="" helvetica,="" arial,="" "microsoft="" yahei",="" freesans,="" arimo,="" "droid="" sans",="" "wenquanyi="" micro="" hei",="" "hiragino="" sans="" gb",="" gb="" w3",="" fontawesome,="" sans-serif;="" font-size:="" 16px;"="">We can provide our customers with professional and personalized products and engineering services according to the actual working condition and requirements of each customer, in order to meet customers’ increasing demand of energy-saving and products quality improving, Our tenet is: quality and credibility is fundamental, technology and service is the life.