Product Details
Low Bulk Density Alumina Silica Fire Brick For Blast Furnace / Hot
Blast Stove
Features
1. High refractoriness
2. Low thermal shock resistance
3. No pollution to glass liquid
4. Low bulk density
Applications
Light weight silica brick is mainly used to preserve heat in glass
industry, iron&steel industry and ceramic furnace.
Physical properties and chemical composition
Item | QG-0.8 | QG-1.0 | QG-1.1 | QG-1.15 | QG-1.2 | SiO2 % | ≥88 | ≥91 | ≥91 | ≥91 | ≥91 | Bulk Density g/cm3 | ≤0.85 | ≤1.00 | ≤1.10 | ≤1.15 | ≤1.20 | Cold Crushing Strength Mpa | ≥1.0 | ≥2.0 | ≥3.0 | ≥5.0 | ≥5.0 | 0.2Mpa Refractoriness Under Load T0.6 °C | ≥1400 | ≥1420 | ≥1460 | ≥1500 | ≥1520 | Permanent Linear Change On Reheating(%)1450°CX2h | 0~+0.5 | 0~+0.5 | 0~+0.5 | 0~+0.5 | 0~+0.5 | 20-1000°C Thermal Expansich10-6/°C | 1.3 | 1.3 | 1.3 | 1.3 | 1.3 | Thermal Conductivity (W/MK) 350°C | 0.55 | 0.55 | 0.60 | 0.65 | 0.70 |
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Company Profile
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.
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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.