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About product and suppliers:
        Alibaba.com offers 226 polypropylene filter disc products. About 15% of these are filter meshes. 

A wide variety of polypropylene filter disc options are available to you, such as filter disc, filter elements. You can also choose from square, round, and diamond. As well as from metal, plastic, and metal fiber. And whether polypropylene filter disc is liquid filter, or air filter. 

There are 224 polypropylene filter disc suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Turkey, which supply 99%, 1%, and 1% of polypropylene filter disc respectively. 

Polypropylene filter disc products are most popular in Eastern Europe, Southern Europe, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 113 with ISO9001, 7 with Other, and 1 with ISO13485 certification.