Hydraulic Tandem DoubleGear Pump for LCH Precision Technology Co., Ltd

Tandem Gear Pump
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Model  HGP-22A Series

Feature:
  • Pmax:210kgf/cm2~250kgf/cm2
  • Qmax:2+2cc/rev~12+12cc/rev
  • Shaft type: X: Straight Shaft, Y: Spline Shaft, Z: Taper Shaft, W: Tan shaft
  • Mouting type: Flange type; foot type
  • Flange Mounting Type: JIS 4 bolt
  • inlet and outlet option: flange type, G, BSP PF type, and PT type,
    1. The range of Hydraulic Tandem Double Gear Pump and motors is available in 4 basic frame sizes for flows up to 108lpm and pressure up to 250bar (3500psi) single and multiple units are offered having a variety of shaft, flange and connection options, which fit SAE, European and German standards.
    2. viton o-ring and bck up ring ensure high temperature proof.
    3. internal bearing design of hydraulic power pump ensure high pressure capacity,
    4. clockwise, counter-clockwise and reverse rotations are avialable 6.for comprehensive applications, the gear pump can be optionally mounted with catridge relief or lifting valves.
    5. A engine hydraulic pump uses the meshing of gears to pump fluid by displacement. They are one of the most common types of pumps for hydraulic fluid power applications.Gear pumps are also widely used in chemical installations to pump high viscosity fluids. There are two main variations; external gear pumps which use two external spur gears, and internal gear pumps which use an external and an internal spur gears (internal spur gear teeth face inwards). Gear pumps are positive displacement (or fixed displacement), meaning they pump a constant amount of fluid for each revolution. Some gear pumps are designed to function as either a motor or a pump.
How to order:

Description of each model code:

Model Number: HGP-22A-F-22-R-X-4BJ-P2

 

Model code

Descriptions

1

HGP

Series Number

Tandem Gear Pumps

2

22

Group

Group 22A; Group 222A

3

F

Mounting

F: Flange Type

L:Foot Type

4

22

Displacement

22:2+2cc/rev

33:3+3cc/rev

44:4+4cc/rev

55:5+5cc/rev

6+:6+6cc/rev

88:8+8cc/rev

99:9+9cc/rev

1111:11+11cc/rev

1212:12+12cc/rev

5

R

Rotation Directional

(Viewed from shaft side)

R:Clockwise
L:Counter- clockwise

6

X

Shaft Type

X: Straight Shaft

Y: Spline Shaft

Z: Taper Shaft

7

4BJ

Flange Mounting Type

2B:SAE 2-bolt

4BDA:DIN 4-bolt ( Type A)

4BDB:DIN 4-bolt ( Type B)

4BE: European 4-bolt

8

F

P

G

U

Flange type (F1-F2)

PT thread (P1-P2)

G, BSP, PF thread (G1-G2)

UNF (U1-U2)

Specification Table

Model

Displacement
cc/rev

Work Pressure
kgf/cm2

Max. Pressure
kgf/cm2

Rate Speed
r.p.m.

Max Speed
r.p.m.

Mix Speed
r.p.m.

Weight
kg

HGP-22A-22

2+2

210

250

1800

4000

700

3.38

HGP-22A-33

3+3

210

250

1800

400

700

3.40

HGP-22A-44

4+4

210

250

1800

4000

700

3.40

HGP-22A-55J

5+5

210

250

1800

3000

600

3.42

HGP-22A-66

6+6

210

250

1800

4000

700

3.40

HGP-22A-88

8+8

210

250

1800

3000

600

3.48

HGP-22A-99

9+9

210

250

1800

2500

550

3.48

HGP-22A-1111

11+11

210

250

1800

2000

500

3.48

HGP-22A-1212

12+12

175

210

1800

2000

500

3.52


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