Worm shaft：Made of alloy steel S45C and better, its teeth with hardness up to HS60° ±3° achieved by treating with intense heat and tempering, are carefully ground so that they are very tough and durable.
Worm gear：Made of a special analysis aluminum bronze and gears carefully cut by use of the exclusive hob for all speed reducers.
Worm gear boss：Made of special cast iron (FC20 or better and above) capable to receive great impact.
Housing：Made of cast iron with high hardness, able to endure great impact, beautiful in appearance. The cacting material is FC20 or better and above.
Bearing：with ball bearings and tapered roller bearings, which allow for greater overhung and thrust loading.
Seal：All shaft projections have special designed, high quality oil seals.
)Worm gear speed reducer is essential to drive systems and is widely used when speed reducer is needed
|Company:||HER YIH INDUSTRIAL CO., LTD.|