... or cast steel 2.diameter :200-900mm 3.quality:high 4.performance :good mine car wheelOre wheel rim, ... wheel and rail contact tread, in order to make the made tapered to in the orbiting to keep reducing mechanical ... round of 200, 240, 300, and 350 are all in stock, gauge 762, 900, 1435 to need to make ... /4007621032638ZBL900/4009001170776 cast steel mine car wheel in casting or finished