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Relative Temperature Index (RTI) - UL 746 Test Standard Explained

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Relative Temperature Index (RTI) - UL 746

Maximum service temperature for a material where specific properties are not unacceptably compromised.

Term	Description
RTI Elec	Associated with critical electrical insulating properties.
RTI w/o Imp	Associated with critical mechanical strength where impact resistance, resilience and flexibility are not essential.
RTI w/Imp	Associated with critical impact resistance, resilience and flexibility properties.

Property information for specific grades of resin are available in the Prospector Plastics Database.