PA (Polyamide)
- good wear resistance in dry applications
- good fatigue resistance
- temperature range –40 to +120 °C (–40 to 248 °F)
- short-term temperature resistance up to 135 °C (275 °F)
- FDA/EU approved for direct food contact
- flame retardent according to UL94-V2
PA-HT (PA high temperature resistant)
- material reinforced with fiberglass
- absorbs little water in humid environments
- very stiff and durable
- temperature range –30 to +155 °C (–22 to 311 °F)
- very high short-term temperature resistance up to 180 °C (356 °F)
- FDA/EU approved for direct food contact (only color BL)
PBT (Polybutylene terephthalate)
- good wear resistance
- very good abrasive resistance–good strength and stiffness
- temperature range –40 to +120 °C (–40 to 248 °F)
- not recommended for use in hot water >50 °C (122 °F)
- FDA/EU approved for direct food contact
PE (Polyethylene)
- very good chemical resistance to acids and alkalis
- very good release properties due to low surface tension
- good friction and abrasion behavior
- highly impact resistant
- low specific weight
- limited strength
- temperature range –70 to +65 °C (–94 °F to 149 °F)
- FDA/EU approved for direct food contact
PE-MD (PE metal detectable)
- modified PE
- material easily detected in metal detectors
- FDA/EU approved for direct food contact
PLX (Wear and impact improved polymer)
- good wear resistance
- very good abrasive resistance
- good fatigue resistance
- suitable for dry, wet an submerged usage (less hygroscopic)
- highly impact resistant
- very good chemical resistance to acids and alkalis
- temperature range –45 to +120 °C (–49 to 248 °F)
- short-term temperature resistance up to 150 °C (302 °F)
- FDA/EU approved for direct food contact
POM (Polyoxymethylene/Polyacetal)
- very dimensionally stable
- very strong and stiff
- high chemical resistance to organic solvents
- lower coefficient of friction
- very durable material
- hard, incision-resistant surface
- temperature range –45 to +90 °C (–49 to 194 °F)
- FDA/EU approved for direct food contact