... .Retainer: NYLON, PTFE, PEEK, steel, bronze, or full complements.Non-standard bearing can be designed and provided upon ... following industries: chemical, semi-conductor, valve & pump, food, electronic, medical, vacuum, refining, insulation, etc.Note:Full ceramic bearing is ... for ceramics, the compression strength are usually determined by the rupture modulus measured by three-point or four-point ...