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Polycrystalline Composite Hollow Spheres

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Spherae Cavi Polycrystallinae Compositae nostrae societatis sunt materiae compositae multifunctionales alti operis, resistentes altis temperaturis, cum parva conductivitate thermica, resistentes alcalibus, atmosphaerae reductrici, et leves.

Spherae cavi polycrystallinae compositae praecipue fabricantur ex pulvere aluminae industrialis gradus A+, ex pulvere magnesiae levis praecellentis gradus ad usum specialem, et ex materiis primis specialibus. Structura eorum cava unica et compositio polycrystallina conferunt densitatem parvam et superficiem specificam magnam, simulque praebent stabilitatem thermicam, mechanicam et chemicam egregiam.

As a premium, multifunctional composite material offering high performance, high-temperature resistance, low thermal conductivity, alkali resistance, reduction atmosphere resistance, and lightweight properties, polycrystalline composite hollow spheres hold broad market prospects. They serve as ideal thermal insulation fillers for high-temperature/ultra-high-temperature furnaces and kilns, as well as superior aggregates for high-temperature lightweight refractory castables. They are also ideal working layer materials for weight reduction in heavy materials and thermal conductivity reduction. Their high specific surface area also enables extensive applications as catalyst carriers and adsorbent materials.

Polycrystalline Composite Hollow Sphere Product Specifications

Specificatio Garantita Typical
Compositio Chimaera (%) Al₂O₃ 74~76 75.1
MgO 23~25 24.0
CaO ≤0.55 0.35
SiO₂ ≤0.4 0.15
Fe₂O₃ ≤0.4 0.16
Na₂O ≤0.3 0.06
Densitas aggregata (g/cm³) 0.6-1.2 N/a
Crushing Rate (%) ≤15 12
Ignitio (℃) 1950
Magnitudo Particulae Φ5-3-2-1-0.5-0.2-0.1 mm
Standard inspectus GB/T3044-89
Packaging 25 kg/sacculus parvus, 1000 kg/sacculus magnus (ad desideria clientium adinodari potest)

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