What typical materials are used in the fabrication of Cosmec Bearings?

Answer: 

The following are the Specifications for typical materials used in the fabrication of Cosmec Bearings:

  • Steel: ASTM A709 Grade 36, Grade 50 & Grade 50W.
  • Stainless Steel: ASTM A240 Type 304 & Type 316.
  • PTFE: ASTM D4894.
  • Brass Sealing Rings: ASTM B36, Half-Hard Temper.
  • Rubber: Neoprene – 50, 60 & 70 Durometer

                   Natural Rubber: 50, 55 & 60 Durometer
                   All per AASHTO M 251 Specifications.

  • Bronze: MANY - See Cosmec XL™ Self-Lubricating Bearings in Products Section of website.
  • Polyether Urethane Discs: Per AASHTO Specifications or State DOT mandated Specifications.

 

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