Aluminum or galvanized box frame, non-woven syntheticfiltermedia;
铝框或镀锌框，合成纤维无纺布滤料；
2
The filtermedia must be made of a synthetic, non-water, soluble material, such as polypropylene or acrylic fiber.
过滤材质必须用合成的不溶于水的材料制成，例如聚丙烯或丙烯酸烯纤维。
3
The Baichuan Dalian filtermedia products are made from many different types of synthetic fibres and each fibre has its own spectrum of characteristics.