Perfluoroelastomer

ASTM D1418, ISO 1629 Designation: FFKM

ASTM D2000, SAE J200 Type/Class: JK, HK

General Temperature Range: -35° to +500° F

Advantages:

• Heat resistance up to 600˚F
• Resistance to wide range of oils and solvents; specially all aliphatic, aromatic and halogenated hydrocarbons, acids, animal and vegetable oils.
• Excellent outgassing performance in vacuum environments.
• Plasma resistance
• Low particle generation / highest purity
• Extended lifetime Cost down

Disadvantages:

• Avoid low-molecular-weight, fully halogenated fluids and molten alkali metals.
• Very high cost
• Difficult to process

Applications:

• Quartz Rod Seals
• Bell Jar Seals
• High Temperature Valve Seals
• KF Fitting Seals
• Furnace Door Seals
• Slit Valve
• Window Seals
• Isolator Valve Seals
• Chamber Lid Seals
• Gas Inlet Seals
• Quartz Tube Joints