型号(DN)直径 × 高度 × 壁厚(mm)比表面积(m²/m³)空隙率(%)堆积个数(个 /m³)堆积密度(kg/m³)干填料因子(m⁻¹)
DN2525×17×0.4~0.6260~30095~9680,000~100,000200~250300~350
DN3838×25×0.6~0.8180~22096~9720,000~25,000180~220220~260
DN5050×30×0.8~1.0140~16097~988,000~10,000160~200160~180
DN7676×40×1.0~1.290~11098~992,000~2,500140~180110~130
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