Radel® PPSU 

Sheet extrusion Solvay Radel R-7700 PPSU resin for PPSU sheet 
Radel® polyphenylsulfone (PPSU) delivers the highest performance of our sulfone polymers, offering better impact resistance and chemical resistance than polysulfone (PSU) and polyetherimide (PEI).

The high heat resistance and excellent hydrolytic stability of Radel® PPSU make it an excellent choice for hot water fittings and medical devices requiring repeated steam sterilization.

Key Features

High HDT of 207°C (405°F)
Superior toughness and impact strength
Exceptional long-term hydrolytic stability
Better chemical resistance than PSU and PEI
Withstands over 1,000 cycles of steam sterilization without any significant loss of properties
Inherently flame retardant
Transparent
Colorable 

SPECIFICATIONS OF Solvay Radel R-7700

Radel R-7700 polyphenylsulfone sheet was developed specifically for aircraft interior applications . Through the use of a propeirtary flame retardant package  , this resin offers low heat release , low smoke generation and low toxic gas emissions . thereby complying with the FAA regulation 14 CFR part 25.853 Appendix F. In addition , it has excellent impact resistance and meets typical industry requirements for resistance to aerospace fluids , even under stress 

Radel R-7700 is available in pellets and sheet form 

Available in several custom colors 

PPSU Model Type