Valox® PBT Polyester Radial Ball Bearings

Valox® offers the mechanical performance of Acetal with superior chemical resistance. Valox® polyester resin is a semi-crystalline material based on polybutylene terephthalate (PBT). Valox® resin combines heat and chemical resistance, as well as outstanding electrical properties with exceptionally good process-ability and surface appearance. 

HIGHLIGHT FEATURES

  • Resistance to a variety of chemicals, including hydrocarbons, dilute acids and bases, detergents, and most aqueous salt solutions.
  • Gamma sterilization & Autoclaving capable for Medical applications
  • Good Temperature Performance - Relative temperature index (RTI) up to 284 °F (140 °C), and provides good low-temperature performance to -40°F (-40°C).

Click here for PDF of Manufacturer’s materials specification sheet.

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Plastic Vs Steel

Shock Absorption: Plastic absorbs shock loads better than metal due to its elastic nature. Many conventional ball bearings fail due to Brinelling of the raceway, i.e. balls denting the raceways.


Read all the benefits of Plastic vs Steel Bearings