Mechanical Face Seals atanapi segel tugas beurat dirancang khusus pikeun aplikasi puteran dina lingkungan anu parah pisan dimana aranjeunna tahan ngagem parah sareng nyegah asupna média éksternal anu kasar sareng kasar.A Mechanical Face Seal ogé katelah Heavy Duty Seal, Face Seal, Lifetime Seal, Floating Seal, Duo Cone Seal, Toric Seal.