Your Professional Sewage Treatment Equipment Supplier

 

Xinxiang Lanhai Environmental Technology Co., Ltd is a high-tech enterprise which integrates the manufacture of pulping and paper-making equipment, the design of comprehensive treatment process of pollutants, equipment manufacturing and engineering construction. Business scope covers: Three waste treatment; all kinds of industrial and domestic wastewater treatment project EPC, kitchen waste treatment, landfill leachate treatment, soil remediation and manufacturing of all kinds of environmental protection equipment.
Quality Commitment
We maintain rigorous quality control in line with industrial standards. Our state-of-the-art testing facilities guarantee reliable products that uphold our trusted reputation.

Professional Service
Our skilled engineering and service teams provide complete technical support - from product development to after-sales service.

Competitive Price
Through strategic sourcing and cost management, we deliver quality products at competitive prices that you receive exceptional value.

Sales Market
Our products have been exported to India, Nigeria, Iran, Vietnam, Russia, Thailand, Myanmar, Bangladesh, Pakistan and many other countries.

 

 
  • Dissolved Air Flotation Equipment
    Dissolved air flotation (DAF) equipment is advanced wastewater purification systems that effectively remove suspended solids and heavy particles.
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  • Submersible Aerator
    As the core equipment in the oxidation aeration tank, submersible aerator diffuses the tiny bubbles into the water to be treated to achieve the purpose of stirring aeration.
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  • Belt Filter Press Dewatering
    Belt filter press dewatering is a new type of efficient concentrated dehydration equipment.
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  • MBR Treatment Plant
    An all-in-one unit utilizing Membrane Bio-Reactor (MBR) technology for efficient wastewater treatment and water reuse in a single compact system.
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  • Aerator Mixer
    Aerator mixer is a proprietary technology. Aeration rate can be finely tuned to meet varying process demands. Operates without noise or disruptive vibrations, reducing environmental impact. Easy...
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  • Belt Press For Sludge Dewatering
    The belt  press for sludge dewatering  is a robust solid/liquid separation solution, engineered for demanding applications across pulp and paper mills, chemical processing, dyeing plants, mining...
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  • Submersible Mixer Wastewater Treatment
    As a core mechanical agitation device for wastewater treatment, submersible mixer is widely applied in both industrial and municipal wastewater treatment plants.
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  • Stainless Steel Submersible Aerator
    As the core equipment in the oxidation aeration tank, stainless steel submersible aerator diffuses the tiny bubbles generated into the water to be treated, achieving the purpose of stirring and...
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  • Fenton Reactor
    Based on the traditional Fenton system, the Fenton reactor has overcome the drawbacks of the conventional version—such as high chemical dosage, excessive equipment investment, large footprint, and...
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  • Press
    This equipment is the Model LHSYLZH-2.5 Press. It is specially designed for pulp preparation lines of wood, bamboo and grass. It adopts a double-mesh belt structure and achieves efficient...
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  • Mechanical Aerator
    The mechanical aerator is a new-type aeration device integrating aeration, plug-flow and mixing functions. It enables full mixing of air, water and sludge to form a circulating flow, making it...
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  • DAF Machine
    The dissolved air flotation machine is a new type of sewage flotation purification equipment, which can effectively separate suspended solids and heavy particles in sewage.
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Parameters

 

 

Model

LH-QB1.5

LH-QB3

LH-QB5.5

LH-QB7.5

LH-QB11

LH-QB15

LH-QB22

Power (KW)

1.5

3

5.5

7.5

11

15

22

Height (mm)

1380

1580

1970

2100

2260

2400

2500

Diameters (m)

1200

1420

1720

1720

2270

2270

2610

Depth (m)

3-20

3-20

3-20

3-20

3-20

3-20

3-20

Inflow (m³/h)

150

220

300

480

600

750

1300

Oxygenation capacity (kgo2/h)

~45

~66

~90

~144

~180

~225

~390

Working diameter (m)

4

6

9

12

15

18

23

 

Types of Sewage Treatment Equipment

The sewage treatment equipments produced by our company mainly include the following types:

Submersible Aerator

The submersible high-efficiency and energy-saving stirring aerator is a technical product developed and manufactured by our company to continuously adapt to industries (industrial wastewater and municipal sewage treatment) , which require biochemical treatment processes.

Belt Filter Press Dewatering

The belt filter press dewatering system is a robust solid/liquid separation solution, engineered for demanding applications across pulp and paper mills, chemical processing, dyeing plants, mining operations, and wastewater treatment facilities.

溶气气浮设备
潜水曝气机

Aerator Mixer

Plug-flow Aerator is a new type of aeration equipment, featuring aeration and mixing. Air, water and sludge can fully mixing and constitute a circulation flow.

Chlorine Dioxide Generator

Chlorine dioxide generator, by chemical oxygen reaction, with accurate measurement, control and closed loop monitoring system, is a precise and reliable high-tech disinfection product.

 

 
Advantages of Sewage Treatment Equipment
 
01/

Rids Potential Diseases
Wastewater treatment systems eliminate disease-causing bacteria and kill harmful organisms. It filters out such contaminants before the wastewater leaves the tank and enters the ground. This filtering process prevents diseases from entering water sources or reaching plants and farm animals, helping to protect the environment.

02/

Low-Cost
Sewage treatment equipments can last for up to 15 years if they are maintained correctly. They provide a very cost-effective solution for treating water and keeping unwanted bacteria at bay.

03/

Minimal Odour Emissions
In comparison to earlier systems, modern waste water systems radiate minimal odours. Odour emissions often put people off investing in a septic tank or similar system because they could not stand the odours it could often protrude. With modern systems, once they are cared for correctly, odours are not an issue.

04/

Little Maintenance
Modern sewage treatment equipments require very little maintenance and last much longer than the older models. Depending on usage, a septic tank might need de-sludging every 1 to 2 years or so, with maintenance inspections conducted only every 2 to 3 years. You can conduct your own inspections in between by checking for some tell-tale signs of problems.

05/

Break Down Solids Faster
Most modern sewage treatment equipments are aerobic systems which have the ability to break down solids much faster than older systems. Therefore blockages become less of an issue, de-sludging is required less frequently and less solids contaminate the groundwater and drainage field.

06/

Less Wasteful
Modern day septic tanks do not waste water as much as main lines. There is no excess of waste water having to be treated for just one use of the toilet or one load of laundry. The water used is returned directly to the earth and filtered naturally.

 

 

Applications of Sewage Treatment Equipment

Suitable for industrial and municipal wastewater treatment plants to facilitate processes such as:
● Mixing in Equalization Tanks: Homogenizing influent streams.
● Reaction & Hydrolysis Zones: Enhancing chemical/biological reactions.
● Anoxic & Aerobic Zones: Facilitating denitrification for nitrogen and phosphorus removal.
● Nutrient Removal Systems: Optimizing conditions for biological nutrient removal (BNR).

MBR处理厂

 

Sewage Treatment Equipment Wastewater Treatment Steps

 

 

Step one. First, preliminary treatment separates large pieces of trash using screens and grinders, protecting equipment and isolating heavy material to be sent to landfills. Waste materials and the primary sludge are pumped through a cyclone degritter for removal.

Step two. Primary treatment relies on sedimentation and clarification equipment to filter and remove finer sand, grit, and gravel. Using chemical and physical methods, primary treatment reduces chemical oxygen demand (COD), total suspended solids (TSS), and biological oxygen demand (BOD).

Step three. Secondary treatment and disinfection remove impurities and harmful organisms through chemical and biological cleaning processes. This may involve chlorine contact tanks, in which water is literally bleached with sodium hypochlorite.

Step Four. Finally, sludge treatment handles the remaining material, which is still 99% water. The solid material is separated through thickening then run through the digestion process to make it safe for the environment before its final dewatering.

 

自动加药系统

 

Precautions for Installing Sewage Treatment Equipment

1. Refer to the installation drawing to check whether the position of the inlet and outlet is appropriate and the position of the storage tank. The position must not be wrong and the spacing should be as required.


2. The sewage treatment equipment should immediately and accurately measure the flatness, and if it is unbalanced, it should be adjusted immediately.


3. Adjust the part to connect the pipe, introduce cold water into the equipment, and check for leakage.


4. Connect the control line of the low-voltage complete set of equipment with the submersible aerator and centrifugal pump, and connect the low-voltage complete set of equipment with the power circuit of the switching power supply circuit. When wiring, pay attention to the shape of the motor and centrifugal fan, as much as possible. same direction.


5. If it is buried, after the equipment is successfully installed, it should be connected as much as possible to the tap water pipes and cables of public service facilities such as home appliances and drug promotion equipment in the city where the buried equipment is located.

 

 

Packaging and Shipping

 

 

Packaging

Standard exporting package.

Shipping

Shipping by sea, by air, by express are acceptable. According to your requirements.

 

 

Our Factory

 

 

Established in 2003, located in Xinxiang Economic and Technological Development Zone of Henan province. Our company covers an area of nearly 200, 000 square meters and has more than 200 employees, including over 50 research technicians.

 

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Our Certificate

 

 

We have passed ISO9001 quality system certification, ISO14001 environmental management system certification and OHSAS18001 occupational health and safety management system certification.

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FAQ

 

 

Q: What is the payment term?

A: 30% T/T as down payment, the rest 70% will be paid before shipping.

Q: How about the documents after shipment?

A: Packing list, commercial invoice, B/L, the certificate of origin and other certificates as needed.

Q: Can you customize products for us?

A: Yes, we can produce as your drawings or other requirement.

Q: How about payment?

A: 100%T/T, 30% advance payment, the rest paid before shipping.

Q: What is the delivery time?

A: 15 working days after down payment.

Q: Do you have after-sales service?

A: We provide 1 year free warranty, and 7/24 technical on-line service support.

Q: How to get the right model for my application?

A: Please inform us your water sources, inlet/outlet water quality, treatment capacity and foot-print area (we can provide free water sample test).

Q: How long is the delivery time?

A: That's depends, normally 4~6weeks.

As one of the most professional sewage treatment equipment manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy customized sewage treatment equipmentfrom our factory. Contact us for quotation.

bar screen in water treatment plant, belt filter press dewatering, mechanical coarse screen
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