Product Details

Refractory Fused Silica Bricks For Glass Kiln

Product Description

Applications

The silica brick can be widely used in coke oven, hot blast furnace, glass furnace and carbon furnace. In glass industry, it is mainly employed to build the doghouse crown, suspended wall of channel, top crown and inlet sealing. In metallurgy industry, it is adopted as the nozzle brick.

The main applications

1. Doghouse crown, suspended wall of channel, top crown and inlet sealing of glass furnace

2. High temperature part of coke oven.

Specifications

1.High purity

2.Long service life

3.Accurate size tolerance

4.Pure color

5. Luster apperance

$Refractory Fused Silica Bricks For Glass Kiln$ $Refractory Fused Silica Bricks For Glass Kiln$

Physical and chemical index

Item		BG-94	BG-95	BG-96A	BG-96B
Chemical composition	SiO₂	≥94	≥95	≥96	≥96
	Fe₂O₃	≤1.5	≤1.5	≤0.8	≤0.7
	Al₂O₃+TiO₂+R₂O		≤1.0	≤0.5	≤0.7
Refractoriness °C		1710	1710	1710	1710
Apparent Porosity%		≤22	≤21	≤21	≤21
Bulk Density g/cm³		≥1.8	≥1.8	≥1.8	≥1.8
True Density,g/cm³		≤2.38	≤2.38	≤2.34	≤2.34
Cold Crushing Strength Mpa		≥24.5	≥29.4	≥35	≥35
0.2Mpa Refractoriness Under Load T_0.6°C		≥1630	≥1650	≥1680	≥1680
Permanent Linear Change On Reheating (%)1500°CX2h		0~+0.3	0~+0.3	0~+0.3	0~+0.3
20-1000°C Thermal Expansich10^-6/°C		1.25	1.25	1.25	1.25
Thermal Conductivity (W/MK) 1000°C		1.74	1.74	1.44	1.44

$Refractory Fused Silica Bricks For Glass Kiln$ $Refractory Fused Silica Bricks For Glass Kiln$