$Heat Resistant Silica Refractory Bricks For Blast Furnace / Hot Blast Stove$

Heat Resistant Silica Refractory Bricks For Blast Furnace / Hot Blast Stove

Place of Origin:	Guangdong

Location:	Zhengzhou, Henan, China (Mainland)
Business Type:	Manufacturer
Main Products:	Kiln Refractory Bricks, Refractory Fire Bricks, High Alumina Refractory Brick

Model No.:	AIA-1

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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