| Backed by the proven performance of the Keystone and F.R. Gross roll brands, Xaloy® has what it takes to meet your needs for new chill rolls and reconditioning or modification of your existing units. Designed for your process We conduct a thorough engineering analysis of your sheet extrusion process to ensure that our rolls meet or exceed your requirements for heat transfer, mechanical strength and consistently high performance Built to perform • Uniform temperature across the roll face: ±0.5°C (±1°F) • Consistent performance under loads up to 1200 pli (2100 N/cm), higher if your process requires • High precision: TIR of 0.0005 in. (13 urn) standard. • Size: Diameter up to 48 in. (122 cm) , length up to 300 in. (762 cm) Built to last • Low-carbon steel tubing, hard-surfaced, overlaid with 420 stainless steel (48 -52 Rc). • More resistance to worm tracking than carburized and flame-hardened shells • Lower reconditioning costs |