Silica Insulation Brick

Item:Silica Insulation Brick

SiO2:≥88%

Bulk Density:≤0.85 g/cm3

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

Email:sales@sunriserefr.com

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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:
◆ Good thermal insulaton effects
◆ Good acid erosion resistance
◆ High softening point with temperature
◆ 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

sales@sunriserefr.com
0086-371-63838939
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