Product Features & Advantages
The waste oil diaphragm pump is specially designed for the transfer of waste engine oil, waste diesel, waste lubricating oil, and other oil media containing impurities. It adopts a widened straight-through flow channel structure, which effectively prevents blockage caused by oil sludge, sediment, and solid impurities.
The diaphragm and sealing components are oil-resistant, anti-aging, and corrosion-resistant, ensuring stable performance without deformation or leakage even under long-term contact with waste oil. The overall structure is simple, lightweight, and easy to disassemble, making daily cleaning and maintenance convenient.
It supports both intermittent and continuous waste oil recovery operations with stable and reliable performance.
Our waste oil diaphragm pump is engineered to provide efficient and clog-free operation in demanding waste oil recovery and transfer systems.

Application Industries
The waste oil diaphragm pump is widely used in:
- Automotive repair workshops
- Mechanical processing plants
- Waste oil recycling facilities
- Oil depot and storage tank cleaning
- Industrial workshop waste oil collection
- Environmental regenerated oil processing systems
It is suitable for transferring waste engine oil, waste gear oil, used diesel, and industrial waste oil containing impurities.
Company Service & Support Advantages
The company provides a complete one-stop service system covering pre-sales, in-sales, and after-sales support.
Pre-Sales Technical Service
Professional engineers provide free selection solutions based on waste oil viscosity, impurity content, and transfer distance.
Production Transparency
Real-time production photos and progress updates are provided during manufacturing.
After-Sales Guarantee
- 1-year warranty for complete pump unit
- 3-month warranty for sealing components
- 24-hour technical online support
- Fast response for troubleshooting
- Lifetime supply of spare parts and maintenance at cost price

Basic Parameters
| Parameter Item | Specification Range |
| Flow Range | 0.3–100 m³/h |
| Working Pressure | 0.2–0.7 MPa |
| Max Solid Particles | ≤12 mm |
| Medium Temperature | 0°C–90°C |
| Main Materials | Cast iron, aluminum alloy, wear-resistant rubber diaphragm |
| Key Advantages | Anti-clogging, oil-resistant, easy cleaning, suitable for waste oil recovery |
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