News Shearer Arm Gearbox Failures High-speed zone faults of Shearer Arm Gearbox mainly are high-speed gear tooth wear, pitting, gluing and scraping, in high-speed or heavy-duty gear transmission, due to the deterioration of gear arm g... Tags: Shearer Gearbox Failures VIEW DETAILS Common Failures and Troubleshooting of Mining Mud Pump Followings are common failures of mining mud pump and troubleshooting: Fault 1: Pump Vibration Reason: pump shaft and diesel engine (or motor) are not heart, impeller imbalance, bearing damage; Solut... Tags: Failures Troubleshooting Mud Pump VIEW DETAILS Menu Enterprise News Trade News Technical Data Foreign Customers Domestic Customers Hot News China Coal Group Named To 2025 Excellence ... China Coal Group'S ‘Mechanical Meta-Univ... 2025 Jining City ‘Skill Scholar’ Vocat... China Coal Group Sets Record At Qingdao Ag... China Coal Group Celebrates The 104th Anni... China Coal Group Foreign Trade Team Facili... China Coal Group Debuts Intelligent Agricu... China Coal Group On The Honor Roll, Highli...