A popular grade slip tolerant performance plastics is Black Black Cast Nylon type 66 . This grade of plastic has been one of the chief mechanical plastics for almost 50 years.

Natural Cast Natural Nylon type 6/6 materials

Nylon material is a super tough and durable mechanical plastic. Nylon is frequently chosen for demanding applications like machined parts that need to be self-lubricating.  If Nylon is a material you would like to know more about simply click here, %LINK%
Extreme applications are typical for Nylon. Nylon has one of the widest ranges of sizes and shapes, including thick plate, thin sheet. The Black Cast Nylon type 6/6 are commonly available.

Which Acetal to choose Dupont Delrin or Acetal Copolymer