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Silica Insulation Brick

Silica Insulation Brick

Item :Silica Insulation Brick

SiO2 % :≥88

Bulk Density (g/cm3):≤0.85

0.2Mpa Refractoriness Under Load T0.6 ℃:≥1.0

Permanent Linear Change On Reheating(%)1450℃X2h:0~+0.5

Thermal Conductivity (W/MK) 350℃ :0.55



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Overview

It is mainly made of top class silica, via shaping and burning under the high temperature, possesses high temperature resistant, high strength and low impurities, etc.
 

 Advantage:
1) Good thermal insulaton effects 
2) Good acid erosion resistance.
3) High softening point with temperature. 
4) No shrink in burn repeatedly.
Stable Capability, High Quality, Excellent Service, Competitive price is the most important advantage of our products.

 Application:

The main applications are the low temperature parts such as blast furnaces and hot blast furnaces, waste incinerators and glass melting furnaces.

Technical Data

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 ℃ ≥1400 ≥1420 ≥1460 ≥1500 ≥1520
Permanent Linear Change On Reheating(%)1450℃X2h 0~+0.5 0~+0.5 0~+0.5 0~+0.5 0~+0.5
20-1000℃ Thermal Expansich10-6/℃ 1.3 1.3 1.3 1.3 1.3
Thermal Conductivity (W/MK) 350℃ 0.55 0.55 0.60 0.65 0.70

Inquiry

If you have any needs our help or are interested in our products, you can click online advisorychat with us online, or call our customer service telephone: 0086-0371-63838939. We will sincerely serve for you!

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