polymer coated rail wheels for forging

{"cid":"91202312","title":"30-60 HRC Road Rail Wheels 300mm Diameter Forging Production with Polymer","imgUrl":"https:\/\/img.chinax.com\/nimg\/8e\/1c\/966679bacd7e685da2c9a70f1408-200x200-1.jpg","attrs":{"Minimum Order Quantity":"1","Delivery Time":"60","Certification":"ISO","Place of Origin":"China","Payment Terms":"L\/C,T\/T","Durability":"High","Load Capacity":"High","Dimension":"As per customer's drawing","Mark":"According to customer requirement","Heat Treatment":"Tempering","Surface Finish":"Smooth","Core Material":"Forged alloy steel (e.g., 42CrMo)","Weight":"Heavy","Tread Hardness":"260\u2013300 HB (heat treated)","Wheels Diameter Range":"0-1450mm","Delivery":"60 days","Tread Pattern":"Grooved","Thickness Of Frame":"1.0 Mm 0.8mm,customized","Certifications":"ISO Certification","Standard Compliance":"EN 13260\/13262, AAR M-107\/M-208"}}

{"cid":"91091708","title":"Tank Tower 250T Welding Turning Rolls Rubber Wheel Heavy Duty","imgUrl":"https:\/\/img.chinax.com\/nimg\/50\/ac\/5b9a8d9d6c31b5a68cb348a17da1-200x200-1.jpg","attrs":{"Price":"pls confirm with us","Brand Name":"Ronniewell","Model Number":"HGK-250","Minimum Order Quantity":"1set (including 1 power unit & 1 idler unit)","Delivery Time":"30working days","Certification":"CE,ISO","Place of Origin":"China","Payment Terms":"30% TT in advance, 70% TT before the shipment","Supply Ability":"45set\/month","Packaging Details":"Mainframe naked, spare parts packed in case","Equipment":"250t welding turning rolls","Work load limit":"250t\/pair (1power&1idler)","Diameter range":"1000mm~6500mm","Structure":"Motorized trolley mobile on the rail","Wheel material":"Rubber(Polyurethane)","Control":"Wire\/wireless pendant controller"}}