Sintered Oil Pump Rotor

The Sintered Oil Pump Rotor is a central moving part within an oil pump system that ensures continuous and stable lubrication. Produced with sintered material for dimensional accuracy and strength, this rotor is resistant to wear, heat, and pressure—making it perfect for both automotive and industrial oil pumps.

Oil Pump Rotor Features:

High-density sintered metal construction
Precision-balanced for vibration-free operation
Excellent wear and corrosion resistance
Withstands high RPM and oil pressure
Ensures consistent lubrication flow
Ideal for two-wheelers, cars, tractors, and machinery

Product Details:

Component Name	Oil Pump Rotor
Material	Sintered Iron
Density	6.4 – 7.2 G/cm³
Manufacturing Process	Powder Metallurgy
Porosity	10% – 20%
Rotor Thickness	6 Mm – 20 Mm
Number Of Lobes	5–7 Lobes
Hardness	60 – 80 HRB
Tensile Strength	350 – 600 MPa (depends On Material
Elongation At Break	1% – 5%
Oil Impregnation	Yes, Self-lubricating Properties
Thermal Conductivity	20 – 50 W/m·K
Noise Performance	Low, Due To Smooth Engagement Of Lobes
Wear Resistance	High
Assembly Method	Press-fit Or Interference Fit Into Pump
High Volumetric Efficiency	98%
Temperature Range	0°C To +150°C
Application	Automotive, Transmission Pumps, Industrial Lubrication Units
Dimensional Accuracy	Up To 0.01mm
Features	Easy To Use, Compact Design, Low Material Waste, Stability, Cost-effective
Manufacture By	Growth Industries
Origin	India

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Frequently Asked Questions (FAQ)

What is a sintered oil pump rotor and where is it used?

A sintered oil pump rotor is a precision-engineered component used in automotive and industrial oil pumps to regulate the flow and pressure of lubricating oil. Manufactured using powder metallurgy, these rotors offer consistent performance, high dimensional accuracy, and durability, making them ideal for modern engines and machinery.
Why choose a sintered rotor over a conventional machined rotor?

Sintered rotors are preferred for their cost-effectiveness, near-net shape manufacturing, and ability to achieve complex geometries without extensive machining. They offer excellent wear resistance, uniform material properties, and reduced production waste compared to conventional machining processes.
What materials are used for manufacturing sintered oil pump rotors?

Typically, sintered oil pump rotors are produced using iron-based alloys, sometimes enhanced with alloying elements like copper, carbon, or nickel to improve strength, wear resistance, and oil retention capabilities. Growth Industries carefully selects materials based on the performance requirements of each application.
How does the sintering process enhance the rotor’s performance?

The sintering process compacts powdered metal under high pressure and heats it just below the melting point, creating a strong, dense structure. This results in excellent dimensional stability, low friction, and high wear resistance, which are critical for oil pump efficiency and longevity.
Can Growth Industries customize oil pump rotors for specific applications?

Yes, Growth Industries specializes in designing and producing sintered oil pump rotors according to customer-specific requirements. Our engineering team works closely with clients to tailor material composition, geometry, and tolerances for optimal performance in their machinery or vehicles.
What quality control measures are followed during production?

We implement stringent quality checks at every stage, including raw material inspection, dimensional verification, hardness testing, and performance evaluation. This ensures that each rotor meets the client’s technical specifications and industry standards.
How long do sintered oil pump rotors last in service?

Service life depends on operating conditions, lubrication quality, and maintenance practices. However, due to their high wear resistance and precision manufacturing, our sintered rotors often outperform conventional components under similar conditions.
Do sintered rotors require any special maintenance?

Sintered oil pump rotors are designed for long-term performance with minimal maintenance. Ensuring proper lubrication and keeping the oil pump system clean are the primary steps to maintain efficiency and extend service life.

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