Shop for Modified Fire-Rated ABS sheets. Royalite® R59 and R57 are fire-rated ABS materials with high impact strength and stiffness, and excellent high and low temperature performance. Custom cuts and cut-to-size pieces. Have machined into fabricated parts. ABS comes in many standard and custom colors. Stocked materials typically ship in 2-5 business days. Can’t find what you need? Get a quote.