Selwel Inc. Offers Dowty or Face Type Seals. Selwel Inc. Manufactures hydraulic and pneumatic fittings, washer, rubber bonded seals, gaskets & press metal components, rubber parts, piston rods & precision turned components. The Dowty or Face Type Seals are widely used in pneumatic industry.
The Dowty or Face Type Seals comprises of flexible rubber lips within a steel ring. The application when used the primary action deflection of rubber lips. The tightening and bursting loads are resisted by metal ring. This steel ring is given an anti corrosive treatment which prevents from rusting. The rubber used is oil resistant nitrite compound. The base metal ring used is M.S. [mild steel]. Normally the industry used the base metal ring by turning from pipes.