industrial roller with 7 10 rz roughness

{"cid":"91194792","title":"High Temperature Resistant Teflok MDO Preheating Roller with 7-10 Rz Roughness and Up to 260\u00b0C Operation","imgUrl":"https:\/\/img.chinax.com\/nimg\/fc\/28\/c9aedfe93b97126b02147b84b607-200x200-1.jpg","attrs":{"Price":"2000USD\/pc-5000USD\/pc","Brand Name":"HUATAO","Model Number":"HT-PR01","Minimum Order Quantity":"1 PC","Delivery Time":"5-8 Weeks","Certification":"ISO","Place of Origin":"CHINA","Payment Terms":"L\/C,T\/T,Western Union","Supply Ability":"100 PCS\/Year","Packaging Details":"Wooden Box","Product Name":"High Temperature Resistant Teflok MDO Preheating Roller Anti-Sticky","Key Words":"Teflok Preheating Roller, Preheaing Roller, Teflok MDO Preheating Roller","Disc\/Shaft construction":"Shrinked and welded shafts and side discs from Q345","Shell construction":"Double-shell construction from Q345","Flow-system":"one way enter and exit , channels between inner and outer tube separated with welded leading Spirals","Coating":"Hard chrome, teflok, ceramic,tungsten carbide","Roughness":"7-10 Rz","Temperature":"Up to 260\u00b0C"}}