Profile: Leak-Seal Engineering is a manufacturer and supplier of mechanical seals for pumps, mixers, reactors & agitators. Our products include wedge type spring, rubber bellow, high temperature cartridge, double mechanical compressor, and reverse balanced seals. Our conical spring seal is used in sewage & submersible water, chemical process, and circulation pumps. The face seal of our product is made of cast chrome steel, carbon, ceramic, tungsten carbide, and silicon carbide.