
1.centrifugal horizontal pump 2.Model No. DG85-80*9 3. 9 stage 4. 720m head
Send InquiryChat Now90KW Motor 720m Head Horizontal multistage Pump

The feature of each type
Series | Delivery media | Temperature | Application field |
D | 1. Water without solid particle 2. The liquid similar with water | ≤80℃ | Mine, urban water project |
DG | 1. Clean water without solid particle 2. The liquid similar with water | ≤105℃ | boil feed water heat water
|
DM | 1. Neuter mineral water with solid particles percentage≤1.5% 2. Similar sewage
| ≤80℃ | steel works Mines, Cities projects |
DY | 1. Oil without solid grain viscosity≤120ct | -20-150℃ |
Construction structure
MD series consist of stator, rotor,bearing, shaft seal
Stator
The main parts are suction casing, stage casing, discharge casing and diffuser, they are screw up by poles to become a working house.
The suction direction of D type is horizontal, the discharge direction is upward.
The discharge and suction direction of DG type are both upward,
The discharge of DM. DF, DY pump are upward, the suction direction is horizontal usually, also they can be made upward according to the customer’s requirement
Rotor
It consists of shaft, impeller, balance disc and shaft sleeve etc.
Shaft supplied power to impeller, the axial force is balanced by balance disc. The sleeve mounted on shaft to protect shaft.
bearing part
It consist of bearing body, bearing, bearing cover etc.
The bearing of type 85-67,155-67,600-60 pump is sliding bearing, lubricated by diluted oil
Other bearings are rolling bearing, lubricated by grease
shaft seal: it ususally adopted soft packing seal, consist of sealing house on suction casing, packing, blocking water ring. the sealing house have some pressure water to cool and lubricate and seal pump
pressure water of Type D pump come from pump itself
The pressure water of Type DG, DM,DF,DY come from pump or outer water, which usually adopt mechanical seal.
Drive: the pump is driven directly by motor through elastic coupling. The rotation is clockwise while looking from motor to pump.
the material of main parts
Part name | D | DM | DG/DY | DF |
Suction casing | HT250 | ZGCr17MO2-CuR | HT250 | Cast steel or cast stainless steel |
Stage casing | HT250 | ZGCr17MO2-CuR | HT250 | Cast steel or cast stainless steel |
Discharge casing | HT250 | ZGCr17MO2-CuR | HT250 | Cast steel or cast stainless steel |
impeller | HT250 | KmTbCr15Mo3 | HT250 | Cast steel or cast stainless steel |
diffuser | HT250 | KmTbCr15Mo3 | HT250 | Cr steel |
shaft | 45 | 45 | 45 | Cast steel or cast stainless steel |
Balance disc | ZQAI9-4 | ZGCr17MO2-CuR | ZQAI9-4 | Cast steel or cast stainless steel |
We can print your logo on pump, OEM is welcome.


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