dynamic balance g2 5 cooling roller

{"cid":"91143849","title":"Dynamic Balance G2.5 Certified 42CrMo4 Forged Alloy Steel Embossing Roller for High-Speed 3000 RPM Applications","imgUrl":"https:\/\/img.chinax.com\/nimg\/08\/f7\/d8f92968922063c83b981ffe4bbd-200x200-1.jpg","attrs":[]}

{"cid":"91194792","title":"Q345B Chrome Coating Cooling Roller with Double Shell Construction for Precision Film Shaping and Dynamic Balance G2.5","imgUrl":"https:\/\/img.chinax.com\/nimg\/4c\/9d\/bffddb3189881ea4f2e82eb1aaa6-200x200-1.jpg","attrs":{"Price":"2000USD\/pc-5000USD\/pc","Brand Name":"HUATAO","Model Number":"COOLING ROLLER","Minimum Order Quantity":"1","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":"Chrome Coating Cooling Roller Double-Shell Construction","Key Words":"Cooling Roller, Ceramic Coating Cooling Roller, Anti-sticking Coating","Flow-System":"Channels Between Inner and Outer Tube separated with welded leading spirals","Surface":"Chrome-coating, Ceramic-coating, Anti-sticking Coating","Warranty Period":"1 year","Out-of-warranty Service":"Video Technical Support, Online Support, Spare Parts","HS Code":"84779000","Material":"Q345"}}

{"cid":"91196993","title":"Hard Chrome Coating W1400mm Corrugated Pressure Roller","imgUrl":"https:\/\/img.chinax.com\/nimg\/70\/b7\/3f3c37ae0460485e2ee8d0d015c7-200x200-1.jpg","attrs":{"Price":"500-10000","Brand Name":"YH","Model Number":"1400-280","Minimum Order Quantity":"1 pcs","Delivery Time":"30-45 days","Place of Origin":"Made in China","Payment Terms":"T\/T","Supply Ability":"3000 pcs","Packaging Details":"Wooden Boxes","Certification":"ISO9001","Material":"45# steel","Diameter":"280mm","Width":"1400mm","Coating":"Hard Chrome","Heating treatment":"Intermediate frequency quenching","Coating thickness":"50-80\u03bcm","Steel wall thickness":"\u226550mm","Hardness":">HRC55 after hardening"}}