Lithium battery Rail profile grinding machine The whole rail profile grinding machine has passed the strict verification of protection grade, and supports the work in rainy and snowy weather; Professional lithium battery platform for ultra long endurance operation; The equipment can be used normally under extreme conditions such as high cold and high altitude; The lithium battery has passed the safety test conducted by the national authority; Adjustable limit clamp, suitable for various rail shapes and internal and external grinding; The sealed high-power DC brushless motor is adopted, and the lightweight design of highly efficient grinding welding joints makes the handling and transition more convenient.