1、This bellows is not affected by any torsional stress, and contains multiple functions such as a sealing surface support, a secondary sealing element and a drive collar. 2、All face materials are interchangeable, no need to modify any size, the sealing face is driven by spring, without glue connection. 3、Made of a variety of high‑quality materials, this water seal is sturdy, durable and has a long service life. 4、Using sophisticated production technology, can be used for wastewater and sewage applications. 5、Small in size, light in weight, easy to carry, can be carried around, simple to operate and convenient to use. Item Type: Water Seal Material: Graphite, Silicon Carbide, Butyronitrile, 304 Stainless Steel Use: Shaft Seal Scope of Application: Pumps, Kettles Working Pressure: 1 (MPa) Operating Temperature: 120℃ Type: Dynamic Ring 1 x Water Seal 1 x Base