Shanghai Songjiang Damper Group Nantong Co., Ltd. will introduce to you: The newly produced double-ball negative pressure rubber soft joint will be shipped soon. On January 28, 2019, a batch of negative pressure double-ball rubber soft joint products were produced in the new factory of Songjiang Group. The flange is made of stainless steel 304, the limit pull rod and ear plate are made of stainless steel, and the rubber in the middle is made of negative pressure natural rubber. Thickening type.
This batch of negative pressure double-ball rubber soft joints are customized products. It can be seen that negative pressure rings are installed inside the rubber sphere to prevent the product from flattening in use. Another kind of negative pressure products is to install a draft tube inside, but it will affect 10% of the flow of the pipeline, and it can also play a role of negative pressure resistance and wear resistance.