In biotechnology, chemical, petrochemical, pharmaceutical, food and ore processing plants, diverse system are employed for various mixers, agitators, reactors, filters, dryers and other special equipment. The seal units of Seoul Tech Co., Ltd. are used for these equipment and keep high reliability.

Specific Features of  USWB / USWBL 

• Liquid lubricated contacting top entry seal. 

• Cartridge designs with and without a bearing.  

• Designs engineered to comply with DIN, ISO, and other international standard. 

• Use the various materials to combat corrosion and erosion.  

• Drain Box or Leakage drain Option.

Operating Capabilities 

• Temperature : -30~200℃ 

• Pressure : 1.6 MPa (Media Side) 

• Differential Pressure(△p) : p1 > p3 : △pmax.＝0.2 MPa p3 > p1 : 0.2 MPa 

 • Speed : 5m/sec 

Materials 

• Seal face:  

- Silicon Carbide  

- Tungsten Carbide  

- Resin lmp. Carbon 

- Antimony lmp. Carbon 

- Special Steel 

Applications 

• Agitators 

• Mixer 

• Reactor 

• Dryer 

• Chemical industry 

• Pharmaceutical industry 

• Toxic media with special materials 

• Filter 

Standards 

• DIN 28136 T2 (for steel vessels) 

• DIN 28141 (flange connection) 

• DIN 28154 (shaft diameter and step) refer to dimension with (*