Typical Properties： Fluorine Content 65.9% Specific Gravity 1.82 Physical form SlabColor Off-white Solubility Ketones and EstersMooney Viscosity ML 1+10@ 121ºC 30 Instruction： WF56BI is a fluoroelastomer precompound which include copolymer of hexafluoropropylene and vinylidene fluoride, curatives.It is designed for the compression molding product such as O-ring, V-ring and gasket. Features of WF56BI are: 1.Excellent mold release 2.Excellent hot tear resistance 3.Good mold flow 4.Low compression set Recommended Processing Procedures： WF56BI can be compounded with internal mixers or two-roll mills with standard fillers and other ingredients that are used in typical fluoroelastomer formulations. All the dry ingredients should be blended before adding to the rubbery solid. During compounding, full cooling should be accompanied. After mixing, the compound should be cooled as quickly as possible. Packing information： WF56BI is packaged with PE film in carton. The weight is 20kg net per carton. Safety and handling： 1.Store in well ventilated place 2.Smoking is forbidden Strictly in working areas 3.Avoid eye contact 4.Wash thoroughly any contacted skin and clothing After handling. 5.Further safety and handing guide, can follow the products Material Safety Data Sheet.