HX-960 Serise is acrylate-styrene-carylonitrile tri-copolymer.It is ASA resin with high rubber content.It's inner core is acrylate rubber. It's outershell is grafted styrene-acrylonitrile copolymer. It has excellent property of weatherability,UV resistance and impact resistance. Because it has not the double bond which ABS resin has.