WCB gear oil pump is a portable oil pump, it can transfer clean and viscosity liquid form one container. With brass gear, it can transfer low-flash point liquid such as gasoline, benzene etc. Bypass valve for option.
Advantage
·For diesel, Kerosene, if for engine oil, hydralic oil must choose 4-pole motor.
·Small size, durable, easy maintenance, continuous working.
·Cast-iron pump casing, treated against corrosion and paint-finished.
·Induction motor with aluminum casing. Grade protection:IP55
·Safety valve for option, for fuel dispensing.
·Max liquid temperature up to 80℃.
·Max suction could be 5 meter.
·NPT/BSPF thread connect
Theory

Technical Specification | ||||||||
Model | Size(mm) | Flow(L/min) | Head(m) | Power(KW) | Valtage(V) | Speed(rpm) | Material | |
WCB-30 | 20 | 30 | 30 | 0.37 | 220/380 | 2800/1450 | Cast Iron/SS304 | |
WCB-50 | 20 | 50 | 30 | 0.55 | 220/380 | 2800/1450 | ||
WCB-75 | 25 | 75 | 30 | 0.75 | 220/380 | 2800/1450 | ||
WCB-100 | 32 | 100 | 30 | 1.1 | 220/380 | 2800/1450 | ||
WCB Normal Type Oil Pump: Comprehensive Technical Guide
The WCB Normal Type Oil Pump is an industrial-grade pump constructed from WCB stainless steel, designed for efficient oil transfer and lubrication in various mechanical and industrial applications. Its robust construction ensures high mechanical strength, corrosion resistance, and long service life, making it ideal for chemical plants, manufacturing machinery, petrochemical systems, and industrial pipelines.
This guide covers maintenance requirements, technical advantages, operational guidance, and core benefits, providing engineers, operators, and procurement specialists with complete knowledge for selection, installation, and long-term use.
Provides exceptional mechanical strength and corrosion resistance.
Ensures durability in harsh industrial environments.
Resistant to wear, pressure fluctuations, and chemical exposure.
Maintains steady flow and pressure for lubrication and circulation.
Compatible with a wide range of oils, including lubricants and light industrial oils.
Minimizes energy consumption and operational costs.
Low maintenance requirements due to durable construction and precision components.
Designed to operate continuously under industrial conditions.
Resistant to overheating, cavitation, and internal corrosion.
Ideal for chemical processing, petrochemical plants, machinery lubrication, and hydraulic systems.
Supports both horizontal and vertical pipeline installations.
Compatible with standard industrial motors and drive systems.

| Feature | Advantage |
|---|---|
| Material | WCB stainless steel – corrosion-resistant, high-strength |
| Flow Rate | Efficient fluid delivery for various oil types |
| Pressure Handling | Stable operation under high and low pressures |
| Shaft and Bearings | High-grade steel bearings for low vibration and long life |
| Seals | Mechanical or standard seals to prevent leakage |
| Energy Efficiency | Low power consumption for continuous operation |
| Maintenance | Easy disassembly and cleaning, minimal downtime |
Notes: Technical performance may vary based on specific models, oil type, and installation environment.
Regular maintenance ensures optimal performance and longevity of the WCB Normal Type Oil Pump.
Check for unusual noise or vibration during operation.
Monitor oil pressure and flow rate to ensure efficiency.
Inspect for external leaks around gaskets and seals.
Inspect mounting bolts and flanges for tightness.
Clean any dust or debris from the pump housing.
Verify the motor or drive system is operating correctly.
Lubricate bearings as per manufacturer recommendations.
Inspect mechanical seals and gaskets for wear or damage.
Check for corrosion or material degradation, especially in chemically active environments.
Disassemble for internal inspection, cleaning, and replacement of worn components.
Test pump performance under operational pressure and flow.
Replace any critical parts to maintain safety and efficiency.
Ensure the pump is mounted on a stable, vibration-free foundation.
Align the shaft with the drive system to prevent premature wear.
Connect the pump to the oil pipeline system according to recommended flow direction.
Verify electrical or mechanical connections are secure and compliant with safety standards.
Prime the pump to avoid dry running.
Start at low speed and gradually increase to operational conditions.
Monitor pressure, flow, and temperature during initial operation.
Maintain consistent oil levels and quality in the system.
Avoid running the pump dry or under extreme pressure fluctuations.
Record operational data for predictive maintenance.
Close inlet and outlet valves gradually.
Allow the pump to cool down before performing any inspections.
Inspect for leaks or wear before the next start-up.
Durable Construction: WCB stainless steel ensures long-term resistance to corrosion, wear, and chemical attack.
Reliable Performance: Maintains consistent flow, pressure, and energy efficiency under continuous operation.
Low Maintenance: Designed for easy disassembly and cleaning, reducing downtime.
Energy Efficiency: Optimized flow design minimizes power consumption.
Versatile Application: Suitable for industrial lubrication, hydraulic systems, and chemical processing.
Compliance: Meets international quality standards for industrial pumps.
| Fault | Possible Cause | Recommended Action |
|---|---|---|
| Low flow | Clogged inlet, air in suction line | Clean inlet, bleed air from system |
| Overheating | Overload, high-viscosity oil | Reduce load, check oil type and viscosity |
| Leakage | Worn seal or gasket | Replace seals and gaskets |
| Noise/Vibration | Misalignment, bearing wear | Realign pump, replace worn bearings |
| Motor failure | Electrical issue, overload | Inspect wiring, reset motor protection, verify voltage |
Tip: Implement a predictive maintenance schedule to reduce downtime and extend pump life.
WCB Normal Type Oil Pump is a high-performance industrial pump made of WCB stainless steel, designed for efficient oil transfer, lubrication, and circulation in chemical, petrochemical, and machinery systems. Its robust construction ensures durability, corrosion resistance, and reliable operation under continuous use. Ideal for industrial pipelines, hydraulic systems, and equipment lubrication, the WCB Normal Type Oil Pump delivers high efficiency, low maintenance, and long service life while meeting international quality standards.
The WCB Normal Type Oil Pump offers robust construction, reliable performance, and energy-efficient operation for a wide range of industrial applications. By following proper installation, maintenance, and operational procedures, users can ensure long-term durability, minimal downtime, and optimal performance.
This guide provides engineers, maintenance teams, and procurement specialists with detailed technical specifications, maintenance requirements, operational guidance, and core advantages, making the WCB Normal Type Oil Pump a trusted choice for industrial oil transfer, lubrication, and fluid circulation systems worldwide.


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