Andalusite refractory brick | Global Trade leader ecrobot

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Andalusite refractory brick

Posting date : Dec 01, 2017

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Free Member Scince Nov 13, 2017

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Andalusite refractory brick

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China [CN]

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Andalusite refractory brick

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Andalusite refractory brick Specification 1. high temperature resistance strength. 2. Corrosion resistance. 3. Spalling resistance. Item: HB HD HS DE Al2O3 % ≥65 ≥53 ≥57 ≥55 Fe2O3 % ≤0.8 ≤1.0 ≤0.8 TiO2 % ≤0.5 ≤0.6 ≤0.5 K2O+Na2O % ≤0.6 ≤1.2 ≤0.6 ≤1.2 ≤0.6 ≤1.2 ≤1.0 Impurity % ≤0.7 ≤0.7 ≤0.7 Apparent porosity ≤20 ≤20 ≤20 ≤24 Bulk density g/cm³ ≥2.45 ≥2.35 ≥2.40 ≥2.40 Cold crushing strength MPa: ≥50 ≥40 ≥40 ≥40 Modulus of rupture MPa: ≥18 ≥15 Refractoriness under load T0.5≥1520 T2≥1630 T0.5≥1350 T2≥1490 T0.5≥1470 T2≥1580 T2≥1580 Creep% (0.2Mpa×50h) 1500×(2050)h ≤0.2 1350×(2050)h ≤0.2 1400×(2050)h ≤0.2 1450×(2050)h ≤0.2 Permanent linear change % 1500×4h ±0.2 1400×4h ±0.2 1500×4h ±0.2 1500×4h ±0.2 Thermal shock resistance(cycles) ≥20 ≥20 ≥20 url:http://www.qs-industry.com