Rexroth AZPB Series External Gear Pumps
Rexroth Gear Pump：AZPB/ AZPF/ AZPN/ AZPG/ AZPS/ AZPT/ AZPU/ AZPJ/ 1PF2G/ PGF/ PGH/ PGM…
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1. Model Coding Rules (Single-Stage Pump)
|
Position
|
Code
|
Meaning
|
|
1
|
AZ
|
External gear unit
|
|
2
|
P
|
Pump
|
|
3
|
B
|
High-performance series (1.0-7.1 cm³/rev)
|
|
4
|
XX
|
Bearing / Version: 32 = Reinforced bearing + galvanized high-precision cover fixing
|
|
5
|
XX
|
Displacement (cm³/rev): 1.0, 2.0, 2.5, 3.15, 4.0, 4.5, 5.0, 6.3, 7.1
|
|
6
|
R/L
|
Rotation direction: R = Clockwise, L = Counterclockwise (viewed from drive shaft end)
|
|
7
|
XX
|
Drive shaft: C=1:5 taper key shaft, H=1:8 taper key shaft, Q=SAE spline shaft
|
|
8
|
XX
|
Front cover: P=2-bolt mounting (centering diameter 32mm), O = Square flange, M = Double caliper mounting
|
|
9
|
XX
|
Port connection: 01=ISO 228/1 pipe thread, 02=ISO 9974-1 metric thread, 20 = Rectangular flange
|
|
10
|
XX
|
Seal material: M=NBR, P=FKM, K=NBR (FKM shaft seal)
|
|
11
|
XX
|
Rear cover: B = Standard (cast iron), A = With axial pressure and suction port
|
|
12
|
SXXXX
|
Special version (non-standard custom code)
|
2. Core Technical Specifications
2.1 Displacement Range
-
1.0, 2.0, 2.5, 3.15, 4.0, 4.5, 5.0, 6.3, 7.1 cm³/rev
2.2 Pressure Rating (bar)
|
Displacement (cm³/rev)
|
Max. Continuous Pressure (p₁)
|
Max. Intermittent Pressure (p₂)
|
Max. Peak Pressure (p₃)
|
|
1.0-6.3
|
220
|
250
|
270
|
|
7.1
|
200
|
230
|
250
|
2.3 Speed Range (rpm)
|
Displacement (cm³/rev)
|
Min. Speed (n_min)
|
Max. Speed (n_max)
|
|
1.0
|
750
|
6000
|
|
2.0, 2.5
|
750
|
5000
|
|
3.15-5.0
|
750
|
4000
|
|
6.3, 7.1
|
750
|
3500
|
2.4 Other Key Parameters
-
Inlet pressure: 0.7-3 bar (absolute pressure)
-
Ambient temperature: -30°C to +80°C (NBR seal), -20°C to +110°C (FKM seal)
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Fluid requirement: Mineral oil complying with DIN 51524, minimum cleanliness level 20/18/15
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Sliding bearing design for heavy-duty applications
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Available in single-stage and combined pump configurations
3. Common Models and Order Numbers
|
Model
|
Displacement
|
Rotation Direction
|
Shaft / Flange / Port
|
Seal Type
|
Order Number
|
|
AZPB-32-1.0RCP02MB
|
1.0
|
Clockwise
|
1:5 taper key shaft / 2-bolt mounting / metric thread
|
NBR
|
0510010008
|
|
AZPB-32-2.0RCP02MB
|
2.0
|
Clockwise
|
1:5 taper key shaft / 2-bolt mounting / metric thread
|
NBR
|
0510110017
|
|
AZPB-32-7.1RCP02MB
|
7.1
|
Clockwise
|
1:5 taper key shaft / 2-bolt mounting / metric thread
|
NBR
|
0510122013
|
|
AZPB-32-1.0RRR12KB
|
1.0
|
Clockwise
|
SAE spline shaft / SAE flange / SAE thread
|
NBR (FKM shaft seal)
|
R979107365
|
|
AZPB-32-7.1RQR12KB-S0022
|
7.1
|
Clockwise
|
SAE spline shaft / SAE flange / SAE thread
|
NBR (FKM shaft seal)
|
R979107391
|
4. Structural Features
-
Pressure-compensated clearance sealing: Automatically adjusts clearance according to output pressure to ensure high working efficiency.
-
Sliding bearing: Bears support force to form surface contact structure and improve wear resistance.
-
12-tooth gear design: Effectively reduces flow pulsation and operating noise.
-
Reinforced shaft structure: Equipped with cast iron pump cover to extend overall service life.
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Diversified interface options: Supports flange connection and thread connection with standard drive shaft configuration.
5. Application Fields
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Industrial hydraulic systems
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Construction machinery
-
Agricultural machinery
-
Machine tool equipment
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Other scenarios requiring high-pressure and reliable hydraulic power
AZP Series (AZPB/AZPF/AZPN/AZPG/AZPS/AZPT/AZPU/AZPJ)
General Introduction
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Working fluid: Mineral hydraulic oil ISO VG32/46/68
-
Fluid viscosity: 10 ~ 1000 mm²/s
-
Standard mounting: German standard B5 / B35 flange
-
Shaft options: Parallel key shaft or involute spline shaft
Specifications of Sub-models
|
Model
|
Rated Pressure
|
Peak Pressure
|
Displacement Range (ml/r)
|
Allowable Speed (r/min)
|
Key Features & Applications
|
|
AZPB
|
21 MPa
|
25 MPa
|
1.6 ~ 40
|
500 ~ 3600
|
General basic model with side inlet & outlet ports. Application: Ordinary machine tools, small hydraulic power units, general-purpose machinery
|
|
AZPF
|
25 MPa
|
30 MPa
|
1.6 ~ 63
|
500 ~ 3800
|
Best-selling model with dual clearance compensation and low noise. Application: Injection molding machines, forklifts, automated production lines, construction machinery
|
|
AZPN
|
20 MPa
|
24 MPa
|
2.5 ~ 50
|
500 ~ 3400
|
Cost-effective medium-pressure model with lightweight design. Application: Agricultural machinery, light industrial equipment, low-pressure hydraulic systems
|
|
AZPG
|
28 MPa
|
33 MPa
|
2.0 ~ 40
|
600 ~ 3500
|
Reinforced high-pressure version with thickened housing and high impact resistance. Application: Heavy-duty machine tools, auxiliary metallurgical equipment, small construction machinery
|
|
AZPS
|
21 MPa
|
25 MPa
|
1.6 ~ 32
|
500 ~ 3600
|
Low-noise & low-flow pulsation design with special gear profile. Application: Precision machine tools, indoor quiet operating equipment, laboratory hydraulic units
|
|
AZPT
|
25 MPa
|
30 MPa
|
2.5 ~ 50
|
500 ~ 3700
|
High-temperature resistant seals; operating temperature: -20℃ ~ +100℃. Application: Heat treatment equipment, outdoor machinery working under high temperature
|
|
AZPU
|
21 MPa
|
25 MPa
|
1.6 ~ 40
|
500 ~ 3600
|
Modular design for combined double/triple pump assembly. Application: Multi-circuit hydraulic systems, multi-function on-board equipment
|
|
AZPJ
|
16 MPa
|
20 MPa
|
0.8 ~ 16
|
600 ~ 4000
|
Mini low-displacement model with ultra-compact size and high speed capability. Application: Mini hydraulic power units, tooling fixtures, instrumentation equipment
|
Overall volumetric efficiency of the AZP series: ≥ 92% under rated working conditions. Clockwise or counter-clockwise rotation is customizable.
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Process steps：
Customer inquiry: Customers will make inquiries before placing an order to understand product details and communication needs.
Quotation: According to customer needs, provide a formal quotation, including the name, model, quantity, delivery time, payment method, etc. of the goods.
Order confirmation: After the customer confirms the quotation, a formal purchase order will be placed.
Confirm the delivery time: communicate the delivery time with the production department, inform the factory of the order details, and arrange the production plan.
Sign an export contract: After the two parties confirm that it is correct, sign an export contract to establish a trade relationship.
Implement the letter of credit (if applicable): If the payment method of the letter of credit is used, the customer needs to be urged to issue the certificate and review the contents of the letter of credit.
Export stocking: According to the requirements of the contract and the letter of credit, arrange production, purchase raw materials and packaging, and prepare the goods.
Chartering and booking: Contact the freight forwarder to make a booking and arrange the transportation of goods.
Export inspection: Apply to the quality inspection department for export commodity inspection and provide relevant documents.
Apply for a write-off slip: apply for a write-off slip from the foreign exchange management department for subsequent foreign exchange write-off.
Export declaration: Declare exports to the customs and provide documents such as power of attorney for customs declaration, customs declaration form for export goods, commercial invoice, packing list, etc.
