How many kinds of elevator?

Elevator is a main part of micro powder grinding mill. How many kinds of elevator?
1) TD series belt elevator
TD series belt elevator is the related equipment of Grinder Mills, also known as a kind of bucket-type elevator. TD series belt elevator is suitable to lift powder, granular, and bulk materials with small grinding suction, such as grain, coal, cement, crushed ore, up to 40m. The common models of TD series belt elevator are TD100, TD160, TD250, TD315, TD400, TD500, TD630, TD800, TD1000, etc. Among them, TD160, TD250, TD315 are the most common types. Shanghai Clirik TD series belt elevator is available in four kinds of hopper: Q -type (light bucket), H type (arc-bottom bucket), the ZD type (deep bucket) the SD type (deep bucket).
2) TH series Bucket elevator
TH series Bucket elevator is a part of HGM series grinding mill equipment. It is used to elevate variety of bulk materials from lower to higher vertically. The materials are put into hopper through shaking table, then the machinery automatic continuously transport up. You can adjust transport speed according to transport volume, and choose the elevate height according the need.
3) NE plate chain bucket elevator:
The NE plate chain bucket elevator series are a kind of advance vertical elevators domestically, They are characterized by large conveying capacity, small driving power, high lifting height and wide lifting range. It is widely sued to lift materials in bulk, e.g. ore, coal, cement chamotte, foodstuff and so on.
Features of NE plate chain bucket elevator:
***NE Bucket Elevator
***Large conveying capacity
***Small driving power
***High lifting height
***Small maintenance