SKF axial clamp seals are designed for large and very large shaft diameters. They are suitable for use as primary seals or as secondary seals in applications where the primary seals are subjected to excessive solid or fluid contaminants.
For more info, kindly visit: http://www.skf.com/mena/products/seals/industrial-seals/power-transmission-seals/axial-clamp-seals/index.html
SKF metal face seals type HDDF are designed for use under severe service conditions at relatively low circumferential speeds. They offer reliable protection against solid and liquid contaminants as well as leak-proof retention of lubricants.
For more info, kindly visit: http://www.skf.com/mena/products/seals/industrial-seals/power-transmission-seals/metal-face-seals/index.html