Polymer Concepts Technologies, Inc.

AS 9100C

ISO 9001:2008


General Hardware Surface
Finish Recommendations
Surface Finish
Dynamic Surface Static Surface
Cryogenic Gases, Helium, Hydrogen, Freon 2-6 RMS 4-8 RMS
Air, Nitrogen Gas, Argon Gas,
Natural Gas, Fuels
6-12 RMS 12-32 RMS
Water, Hydraulic Oil, Crude Oil, Sealants 12-16 RMS 16-32 RMS

Please consult the factory for dynamic hardware hardness recommendations.

Note: The "lay" of surfaces for the static face seals must be concentric in orientation to ensure sealing.