Typical Properties： Fluorine Content 65.9% Specific Gravity 1.82 Physical form SlabColor ff-whiteSolubility Ketones and EstersMooney Viscosity ML 1+10@ 121ºC 40 Instruction： WF512NC is a fluoroelastomer precompound which include copolymer of hexafluoropropylene and vinylidene fluoride, curatives.It is designed for the bonding seal such as crank shaft seals and valve stem seals. Features of WF512NC are: 1.Excellent mold release 2.Excellent hot tear resistance 3.Excellent bonding performance4.Good mold flowRecommended Processing Procedures：WF512NC 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: WF512NC is package 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.