Skeleton oil seal, there is not an oil seal , an sealed circle . Our factory adopts and imports raw materials, there are Fluorine rubbers , silica gel mainly, man fine glue ,etc.. Able to bear the oil, acidproof , wear-resisting, heat-resisting, resist cold , defend and wear out , able to bear solvents, is able to bear the ozone , the airtight type characteristic such as being fine. Used in machinery , the automobile , the motorcycle mainly, storage battery car , agricultural machinery, spaceflight, chemical industry, the industry of the electric apparatus, textile industry, voltage transformer , power industry, the industry of the water pump, such necessary part products as construction , the communications ,etc.. Nearly 5000 kinds of existing specifications of our factory are for users to choose