Inquiry (采购产品): Bellows Is this something you may be interested in??? Needing 10,000 to 100,000 per year Maybe more depending on price and how deeply we can penetrate our market. It will be used as a Gas Expansion Bag to displace Grease within a cavity. It will need to contain extremely low pressure gas. Material Must Not be Permeable to say Helium or other light gas. It will be filled with gas with Very Very Slowly over 2 years. The pressure Differential form the Inside to the outside will be Near Zero as it will be submerged inside the grease cavity . Light weight and thin when collapsed with minimum trapped air when collapsed. Expand to a to contain a Maximum Volume of 100cc. Fit inside a 1.685 inch inside Diameter Hole and over a .78 inch Shaft. **** Hidden Message ***** Mike Gusmus 38866 Company: FMC Tupelo MS E-mail: mike.gusmus@fmcti.com **** Hidden Message ***** mike.gusmus@fmcti.com