Heavy duty seals
Heavy duty seals
Heavy duty seals are mechanical seals in a specific form. They are also known as mechanical face seals, lifetime seals, cuo cone seals etc .. There are two types of Heavy Duty seals. The standard type HHDO (available in bearing steel and cast iron) has an O-ring as a secondary sealing element. Type HDDF has a diamond-shaped elastomer as a secondary sealing element.