| 摘要 |
PURPOSE: Provided is a method for fabricating a trickling filter media being capable of increasing digestion speed of substrate by using far-infrared radiation, ion exchanging and deodorizing functions. CONSTITUTION: The method comprises the steps of mixing polyolefine 60 wt%, sericite powder 25 wt%, porphyry 12 wt%, foaming agent 3 wt% such as azo-bis-formaldehyde, and extrusion molding the mixture into the form of a hollow pellet (A).
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