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What Is A Cushion Cylinder?

Cylinders are divided into buffered and non-buffered. Air-cushion is a fixed volume of gas by the end of the compression stroke to achieve. Before entering the buffer stroke of the piston, the air discharged from the normal exhaust port, into the buffer, after you accumulate in the compressed air inside the cavity of the left can only be discharged slowly through an adjustable needle valve, so as to achieve the purpose of slowing the piston, tours ends are buffered.