Grease Separator

Your Professional Grease Separator Manufacturer!

Hangzhou Ruifeng Environmental Protection Technology Co., Ltd. is a diversified high-tech enterprise integrating research and development, manufacturing, sales and service. The company's main sewage pump, integrated prefabricated pump station, integrated sewage treatment equipment, catering oil and water separation equipment and integrated sewage upgrading equipment.

Why Choose Us

Quality Control

We operate under strict ISO 9001 quality management standards, ensuring every product goes through complete performance testing before delivery, guaranteeing stable and dependable quality.

Production Equipment

We are equipped with a full set of advanced processing and manufacturing equipment, this includes surface grinders, lathes, power milling machines, universal lift table milling machines, universal lift table milling machines and other processing equipment. These equipment enable us to strictly control each production link to ensure the delivery of qualified and high-performance products.

OEM & ODM Services

For OEM and ODM projects, once you share your specific needs, our experienced engineering team will promptly develop tailored solutions for you.

Patents & Certifications

We hold multiple certifications and patents, including environmental management, quality management, occupational health and safety systems, as well as design and utility model patents.

Types & Key Advantages - Grease Separator

Automatic Dregs Removal Grease Separator
High-efficiency, intelligent grease and solids removal for commercial kitchens and food-processing facilities.

Key Advantages：
Intelligent control system monitors grease load and solids accumulation in real time, ensuring automatic cleaning and stable performance.
Adaptable to all kitchen sizes—From large hotel kitchens to small restaurants—With adjustable processing capacity.
Continuous, hands-free operation, reducing manual labor and improving hygiene compliance.

Sink Unpowered Grease Separator
Energy-free grease separation designed for environmentally conscious kitchens.

Key Advantages：
Multi-stage separation design achieves >90% grease removal, preventing sewer blockages.
Unpowered operation uses natural oil-water density differences—No electricity required, zero energy consumption.
Easy installation fits existing kitchen drainage systems with minimal modification and low maintenance demands.

Fully Automatic Grease Separator for Sink

Manual Dirt & Grease Separator
A high-capacity, enclosed grease separation system ideal for catering, food-processing plants, and industrial kitchens.

Key Advantages：
Fully enclosed HDPE structure prevents odor leakage and ensures long-term durability.
Equipped with return pump, high-pressure flushing pump, observation window, integrated valve, and touchscreen control, delivering efficient and user-friendly operation.
Industrial-grade design supports high-load and continuous working environments.

Integrated Grease Separator with Lift Pump
A combined grease separation + lift pump system for kitchens requiring both separation and automatic grease discharge.

Key Advantages：
Integrated system design combines separation, filtration, and grease discharge in a single compact unit.
Lift pump ensures reliable discharge, preventing clogging and handling long-distance or high-elevation grease transfer.
Automatic control system maintains stable operation and improves efficiency in heavy-duty commercial kitchens.

Product Specification

Processing capacity (L/s)	Inlet/outlet pipe diameter DN	Vent pipe diameter DN	Size(mm)											Equipment Net Weight (kg)	Equipment fully loaded with (kg)
Processing capacity (L/s)	Inlet/outlet pipe diameter DN	Vent pipe diameter DN	L1	L2	B1	D D2	B3	B4	H1	H2	H3	H4	H5	Equipment Net Weight (kg)	Equipment fully loaded with (kg)
	4	150	100	830	1950	1140	900	1250	1360	1630	1440	1330	2010	2110	375	1925
	7	150	100	830	2330	1140	950	1300	1380	1900	1710	1600	2260	2380	472	2912
	10	150	100	830	2660	1140	1050	1400	1580	1900	1710	1600	2260	2380	525	3655
	15	200	100	880	3030	1140	1150	1500	1680	1900	1710	1600	2330	2380	624	4484
	20	200	100	880	3550	1140	1380	1730	1950	1935	1745	1635	2365	2415	725	6205
	25	200	100	880	4250	1140	1480	1830	2030	1935	1745	1635	2365	2415	856	7716

Material & Key Components

Material

Main body: HDPE (High-Density Polyethylene) – durable, corrosion-resistant, and odor-proof.
Construction: Fully enclosed structure ensures hygienic operation and prevents odor leakage.
Power: Reserved 3.5KW / 220V / 50Hz for auxiliary devices.
Ventilation: Reserved pipe connection diameter 110 mm for proper venting.

Key Components

Automatic Slag Removal Filter – Efficiently separates solid waste from wastewater.
Solid Slag Collection Buckets – Two units (one active, one backup) for continuous operation.
Cylindrical Grease Bin – Collects grease for proper disposal.
Grease Motor Stirring Device – Ensures uniform grease separation and prevents clogging.
Manual Industrial-Grade PPH Oil Drain Valve – Enables safe and efficient grease removal.
Grease Collection Buckets – Dual set for uninterrupted collection.
Three Bypass Gate Valves – Regulate flow and ensure system flexibility.
Bypass & Ventilation Bridge – Supports proper air and wastewater management.
Oil-Water Separation Bin – Ensures high-efficiency grease separation.
Grease Heating Device – Maintains grease flow and prevents solidification.
Oil-Water Interface Observation Window – Allows visual monitoring of separation performance.
Manual Drain Valve – For routine maintenance and wastewater discharge.
Integrated Circuit Control Box with Touch Screen – Industrial-grade automation for real-time monitoring and easy operation.

Application

Catering Industry Wastewater
Ideal for restaurants, fast-food outlets, and hotels, where kitchen wastewater contains high levels of grease and food residues.
Effectively separates grease and solid impurities.
Ensures wastewater discharge meets national and local environmental regulations.

Food Processing Plants
Designed for high-volume wastewater generated during food production, often containing grease and solid pollutants.
Provides efficient grease and solids separation.
Helps protect water sources and soil, ensuring environmentally responsible wastewater management.

Industrial Kitchens
Suitable for large catering companies, school canteens, and hospital kitchens, where wastewater has high grease content.
Offers a cost-effective and efficient solution for grease separation.
Reduces maintenance issues and prevents blockages in drainage systems.

Agricultural Farms
Applicable to farms, especially in breeding and food-related operations, where wastewater contains organic impurities and grease.
Physically removes harmful substances and grease.
Provides a sustainable, environmentally friendly wastewater treatment solution.

Custom Grease Separator – Available Options

01/

Lightweight & Heavy-Duty Applications
Options available for small kitchens to large commercial operations, ensuring the system is tailored for capacity and workload.

02/

Cast Iron Frames & Covers
Durable and corrosion-resistant cast iron components provide long-term protection and comply with industrial standards.

03/

Manhole Risers
Customizable risers allow flexible installation depth and easy access for maintenance, enhancing operational convenience.

04/

Custom Baffle Walls
Tailored baffle walls improve oil and grease retention, optimizing separation efficiency for specific wastewater characteristics.

05/

Protective Epoxy Coatings
Epoxy-coated surfaces offer enhanced corrosion and chemical resistance, ensuring long-term reliability in harsh environments.

06/

Sampling Manholes
Integrated sampling points allow real-time water quality monitoring, supporting compliance with environmental regulations.

Our Certificate

FAQ

Q: What types of businesses can use your grease separators?

A: Our grease separators are ideal for restaurants, cafes, bakeries, hotels, catering companies, commercial kitchens, fast food outlets, hospitals, shopping centres, and food manufacturing facilities, providing reliable wastewater treatment across diverse food service operations.

Q: How do grease separators work?

A: They use gravity, coalescence, and filtration principles to separate oil and grease from wastewater. Small oil droplets combine into larger ones and are efficiently captured, ensuring high-efficiency oil removal.

Q: Why are grease separators important?

A: Grease separators ensure that discharged water meets environmental regulations, preventing blockages in sewer systems and protecting the environment. They are essential for responsible wastewater management in kitchens, industrial facilities, and marine applications.

Q: Can grease separators handle complex wastewater?

A: Yes. They are specifically designed for complex oil-water mixtures and can capture tiny oil droplets that ordinary separation methods often miss, ensuring cleaner water discharge.

Q: What is the main benefit for businesses using a grease separator?

A: Businesses benefit from efficient grease and solids removal, compliance with environmental regulations, reduced maintenance costs, and a cleaner, healthier operational environment.

Q: Are you manufacturer or trading company?

A: We are manufacturer.

Q: What's your best delivery time?

A: Within 15-30 days.

Q: What is the quality control of your product?

A: Follow strictly quality control measures for implementation,

Q: Will your company provide free sample?

A: It depends on which sort of item you want to get. Some can be provided free of charge, however, the client shall assume the shipping fees himself.

Q: Is OEM open to clients?

A: Yes, we can provide both OEM and ODM service.

Q: What is the payment of sample?

A: T/T and Alipay both acceptable.

Q: Have you tested all your goods before shipment?

A: Yes, we will conduct 100% test before delivery, and we will send detailed photos of parts for your approval .

We are one of the most experienced grease separator suppliers in China, featured by quality products and good price. Please rest assured to wholesale high-grade grease separator made in China here from our factory. Contact us for quotation.