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About product and suppliers:
        Alibaba.com offers 8,990 double mechanical seal products. About 32% of these are seals, 1% are other toys & hobbies. 

A wide variety of double mechanical seal options are available to you, such as mechanical seal, hydraulic. You can also choose from metal, silicone, and ptfe. As well as from standard, nonstandard. And whether double mechanical seal is free samples, or paid samples. 

There are 9,029 double mechanical seal suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Taiwan, which supply 99%, 1%, and 1% of double mechanical seal respectively. 

Double mechanical seal products are most popular in Domestic Market, Southeast Asia, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 2,353 with ISO9001, 619 with Other, and 237 with ISO14001 certification.