4pcs 304 Stainless Steel KF16 trapped Centering Ring Overpressure Centering Ring, Fluorine Rubber Ring, Aluminum Outer Ring, SS Center Bracket For KF Flange Seal
Inner ring is made of 304 material, outer ring is made of aluminum, high hardness and corrosion resistance, fluorine rubber ring can withstand high temperature of 250 degrees Celsius, anti-oxidation, anti-rust, 100% helium inspection.
Inner ring is made of stainless steel, high temperature resistance, corrosion resistance and wear resistance, hardness is 2 times higher than copper and 10 times higher than iron
Smooth and round surface, professionally cleaned by ultrasonic cleaning machine to ensure that the product surface is free of oil stains and scratches
Mirror surface precision turning, forging and forming, high precision, accurate size, complete specifications, overall smooth and traceless, no air leakage, good sealing, precision lathe, exquisite craftsmanship