JM23/K23 Mullite insulation brick is mainly composed of mullite and a small amount of binder, it is white, the alumina content is between 38% and 44%, and the refractoriness is 1350°C. It is used as the inner lining and insulation layer of small and medium-sized industrial kilns.
| Artikel/Güteklasse | JM-23 | ||
|---|---|---|---|
| ω (Al2O3)/% | 42 | 45 | 48 |
| ω (Fe2O3)/% | 1.2 | 1.0 | 1.0 |
| Schüttdichte (g/cm³) | 0.6 | 0.8 | 1.0 |
| Kaltstauchfestigkeit/MPa | 1.5 | 2.3 | 3.0 |
| Permanente lineare Veränderung/% | -0.55 | -0.4 | -0.3 |
| 1260℃×12h | 1300℃×12h | 1300℃×12h | |
| Wärmeleitfähigkeit 350℃ ≤/[W/(m-K)] | 0.19 | 0.24 | 0.31 |
1.Excellent insulation performance
2.Stable and reliable performance
3.High compressive strength
4.Lightweight, easy to install
1. Energiewirtschaft: Kessel, Schornsteine und andere Ausrüstungen von Wärmekraftwerken
2. Petrochemische Industrie: Isolierschicht von chemischen Reaktoren in Destillationstürmen und Lagertanks von Erdölraffinerieanlagen
3. Glasindustrie: z. B. Isolierschicht für die Auskleidung von Glasöfen
4. Keramische Brennöfen: Isolierschicht von Brennöfen in der keramischen Industrie
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