Molded High Quality Black Rubber Bung

Rubber bung with hole through the dual function of sealing and ventilation, suitable for liquid and gas sealing and ventilation occasions. Its production includes the steps of designing through holes, making rubber plugs and processing through holes, and can be widely used in laboratory, medical, industrial and other fields. The rubber bung with through hole is a kind of seal with special design, and its through hole structure makes it meet the sealing requirements and realize the ventilation function. This kind of rubber bung stopper is widely used in liquid and gas sealing and ventilation occasions, and has excellent sealing and ventilation performance. The process of making solid rubber bungs with through hole includes designing through hole, making rubber stopper and processing through hole. First, the position and size of the through hole are designed according to the requirements of use. Then, a rubber plug with a certain shape is made by using a mold. Finally, through machining…

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