Worm Speed Reducer-one of the most efficient gear

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Generally speaking,worm  peed  reducer  is  a  kind of  the most  commonly  used  gear,which is shaped like a square box with a nice high-quality aluminium alloy enclosure.
Worm  speed
reducer is superior to other gears for the following reasons.Above all,it is the compact structure that appeals numerous customers,under a certain condition,the drive will have a mechanical self-locking function.In addition,the light weight makes the worm speed reducer
portable turning out to be a high carrying capacity,and at the same time saves space to meet the need of full installation.In a word,it is reliable,economical and longlasting.
Though it has all the advantages above,it has inconvenience,too.As it is often the case,non-ferrous  metals are commonly used as worm.Meanwhile,the worm uses a  hard steel,resulting a higher heat on operation.Worse more,the sudden variance  between the thermal expansion is likely to bring about a generation gap with the  surface while the oil thins
with temperature up,usually being a hidden danger for a leak.In this case,better than other gears ever as it is,we must ensure correct gear selection and there not being overload operation so that you can enjoy more satisfying service .
Nowadays,the worm speed reducer has been widely used in various types of  machinery and equipment production technology industry reducer device, getting high remarks from the users. Worm speed reducer is divided into 9 versions according to its sizes as well as functions which diverse to a little degree:RV25, RV30, RV40, RV50, RV63, RV75, RV90, RV110, RV130.