We offer best quality self sealing rings, which are ideal for sealing the valve bonnet. These are made of high quality flexible graphite foil using modern equipments and comply with quality standards for their flawlessness. These rings have some impressive features like temperature resistance, aging resistance, oil resistance and ozone proof, which makes them efficient & durable. They are highly recommended for hydrocarbons, non-oxidizing liquids, gases, dyes & chemicals, lube oil etc. They are available in various sizes, and can be developed as per client's requirement.