Welflex Polymer Pvt. Ltd. Manufactures Oil Seal to Retain Lubrication. Welflex Polymer Pvt. Ltd. Manufactures Metal Bonded Seals, Diaphragms, Canvas Impregnated Seals and Hydraulic Seals, Industrial O-Rings, Oil Seals, extruded sections and profiles in Natural, Synthetic, Nitrile, Neoprene, Viton and EPDM Rubbers etc. The Oil Seal to Retain Lubrication are used to retain lubrication and exclude dirt and moisture. The product range includes Flexible Lip, Rotary Shaft, Multiple Lip, Single Lip, Lip Seal, Metal Clad Seals, and V Seal. The Oil Seal is available in various shapes, sizes and designs. The seals can fit shaft sizes over a wide range.