Nickel Graphite filled Fluorosilicone is a Cost Effectiveness Fuel and Solvent resistant Conductive Elastomer chosen when looking for a blend of Good Shielding Performance, and the ability to seal environmentally in harsher applications. Good durable choice for many Commercial applications that require both shielding and chemical resistance. Our 1127 is our 70 Durometer version for applications having 75 – 100 psi. closing forces available.