керамический шарик

To meet the operating requirements of different service. We have developed large series of patent ceramic balls, utilized in chemical, petrochemical, fertilizer, fine chemical sand environmental protection industries. Perforated ball: Catalyst support and covering packing with free volume and low pressure drop. inert alumina ball: Support and covering packing and carrier for catalyst Main crystal phase AL2O3%itemFeldsparFeldspar-mulliteMulliteMullite corundumCorundum20-3030-4545-7070-90≥90Bulk densityg/cm1.3-2.0Water absorption %≤5≤1Acid resistance %≥98Alkali resistance %≥80≥82≥85≥90≥95Spalling resistance u8hg≥250≥300≥500≥700≥800refractoriness≥1300≥1400≥1500≥1600≥1700Crushing Strength N/pieceφ3≥0.12≥0.14≥0.15≥0.16≥0.20φ6≥0.40≥0.42≥0.44≥0.48≥0.φ8≥0.48≥0.52≥0.60≥0.62≥0.65φ10≥0.60≥0.7≥0.80≥0.90≥1.00φ13≥1.00≥1.10≥1.30≥1.50≥2.00φ16≥1.50≥1.60≥1.80≥2.30≥2.60φ20≥1.80≥2.00≥2.30≥2.80≥3.20φ25≥2.50≥2.80≥3.20≥3.60≥4.00