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About product and suppliers:
        Alibaba.com offers 11,418 double mechanical seal products. About 25% of these are seals, 1% are sealing machines, and 1% are adhesive tape. 

A wide variety of double mechanical seal options are available to you, such as metal, rubber. You can also choose from free samples, paid samples. 

There are 11,426 double mechanical seal suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and South Korea, which supply 99%, 1%, and 1% of double mechanical seal respectively. 

Double mechanical seal products are most popular in Domestic Market, Southeast Asia, and North America. 

You can ensure product safety by selecting from certified suppliers, including 2,211 with ISO9001, 926 with Other, and 240 with ISO14001 certification.