Mechanical Face Seals utawa segel tugas abot dirancang khusus kanggo aplikasi puteran ing lingkungan sing angel banget sing tahan nyandhang abot lan nyegah mlebu media eksternal sing kasar lan abrasif.A Mechanical Face Seal uga dikenal minangka Heavy Duty Seal, Face Seal, Lifetime Seal, Floating Seal, Duo Cone Seal, Toric Seal.