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Specifications
1.Fire insulation2.Processing is good
3.Good tensile strength
4.approved GB/T 3003-2003
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About?product:
???It?is?produced?by?the?melting?of?very?pure?raw?materials?with?out?binders?and?with?good?stability?
in?a?large?range?of?temperature.?Unique?fiber?layup?and?needling?process?provide?Ceramic?Fiber?
Blanket?with?outstanding?consistency,?handling?strength?and?resiliency?at?elevated?temperatures.
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Product?features:
1.Good?tensile?strength
2.Low?thermal?conductivity
3.Short?time?heating?and?cooling
4.Easy?processing?and?installation
5.Excellent?chemical?stability
6.Resistance?to?burning
7.Heat?insulation?and?sound?proofing?and?fire?refractory
8.Low?linear?shrinkage
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Product technical performance index :
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Classification temperature | 1050 | 1260 | 1400 | ||||
Heating permanent line change (%) | 950°C×24h≤-3 | 1000°C×24h≤-3 | 1100°C×24h≤-3 | 1200°C×24h≤-3 | 1350°C×24h≤-3 | ||
Theory coefficient of thermal conductivity (W/m.k) (128kg/ m3) | ( average 200°C) | 0.045-0.060 | 0.052-0.070 | ||||
( average 400°C) | 0.085-0.110 | 0.095-0.120 | |||||
( average 600°C) | 0.152-0.20 | 0.164-0.210 | |||||
Theory volume density (kg/m3) | 64/96/128 | 128 | 96/128 | ||||
The product specification (mm) | 3600/7200/14400×610/1220×10/20/25/30/40/50 | ||||||
Tensile strength ( thickness 25mm)MPa | ≥0.04 | ||||||
AL2O3(%) | ≥44 | ≥45 | ≥45 | 52~55 | 38~40 | ||
Zr2(%) | ? | 15~17 | |||||
AL2O3+ SiO2(%) | ≥96 | ≥97 | ≥99 | ≥99 | - | ||
AL2O3+ SiO2+ Zr2 (%) | - | - | - | - | ≥99 | ||
Fe2O3(%) | ≤1.2 | ≤1.0 | ≤0.2 | ≤0.2 | ≤0.2 | ||
K2O +Na2O (%) | ≤0.5 | ≤0.5 | ≤0.2 | ≤0.2 | ≤0.2 | ||
Packaging form | In inner plastic woven bag outside | ||||||
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product application:
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1.Internal and external lining for industrial furnace
?2.Materials for hot filtration
3.High temperature insulation for space flight , steel, electric power area.
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our product:
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