Mechanical Face Seals kapena heavy duty seals amapangidwa makamaka kuti azigwiritsidwa ntchito mozungulira m'malo ovuta kwambiri momwe amapirira kuvala kwambiri ndikuletsa kulowetsa kwazinthu zakunja zankhanza komanso zowopsa.Chisindikizo Pamaso Pamakina chimadziwikanso kuti Heavy Duty Seal, Face Seal, Lifetime Seal, Floating Seal, Duo Cone Seal, Toric Seal.