Wuma transmission gearbox is made of close-grained cast iron

•Wuma transmission gearbox ：One-piece gearcase, without external ribs, speed reducers is made of close-grained cast iron and provides for rigid gear and bearing support.
It also offers excellent heat dissipation.
• Double lip, spring-loaded seals guard against oil leakage and prevent dirt from entering.
• Stepped shafts with oversized ball and tapered roller bearings.
• Carbon steel shafts for greater strength.
• High tensile strength cast bronze worm wheel and hardened and ground alloy steel worm made intregal with the shaft for long and trouble-free life.