FAQ

FAQS

We have highly extensive project experience. To date, SFC has successfully delivered over 1,000 project cases worldwide. As a direct source manufacturer, we not only serve the domestic Chinese market but also possess comprehensive export and overseas technical service capabilities, providing global customers with one-stop sludge treatment solutions.
We have a physical manufacturing base of over 6,000 square meters located in the Pudong New Area of Shanghai. Since our establishment in 2007, we have accumulated over 17 years of deep industry experience. We invest heavily in R&D and maintain long-term technical cooperation with key domestic universities to continuously improve the quality and performance of our equipment.
Absolutely. We provide end-to-end complete solutions. After dewatering, the sludge can enter our Sludge Dryer Series, which uses thermal energy to further evaporate free water and cell-bound water, as well as eliminate viruses. For handling the final dried sludge, we also offer specialized Sludge Storage and Transportation Equipment.
Yes, we do. We independently manufacture the Flocculation Preparation System. This system automatically and precisely mixes dry powder chemicals with water via a screw propeller. It is adaptable to both continuous and batch dosing processes, ensuring maximized frontend sludge flocculation effects while helping you save on chemical consumption costs.
The DL series screw sludge dehydrator is a low-energy, clog-free solid-liquid separation machine. It uses the relative movement of multiple overlapping rings and a central screw shaft for extrusion dewatering. It is particularly suitable for treating municipal sludge with high organic content or certain industrial sludges. Additionally, it has a small footprint and can achieve 24-hour unattended, continuous automated operation.
Deep sludge dewatering refers to applying special physical or chemical conditioning to the sludge after primary dewatering. This process destroys the sludge cell walls, thereby squeezing out the "bound water" that is typically extremely difficult to separate. To meet this demand, we have specially developed the SD, LSD, and ZSD series of high-pressure sludge deep dewatering systems, which can achieve incredibly stringent low-moisture-content targets.
These two types of equipment handle different stages of sludge treatment: Sludge Thickening Equipment (such as our FBT belt series or FRDT rotary drum series) is mainly used to process initial sludge with an extremely low solid content (usually 1% or less), increasing its concentration through preliminary physical separation. Sludge Dewatering Machines (like the DL series screw dehydrator or GDY belt series) receive the thickened sludge and apply further mechanical pressure to significantly reduce the moisture content and shrink the sludge volume, turning it into easily transportable sludge cakes.
We are a professional environmental equipment manufacturer established in 2007. Our core business focuses on the R&D and production of equipment for the entire sludge treatment process. Our main products include: Sludge Thickening Equipment, Sludge Dewatering Machines, High-Pressure Sludge Deep Dewatering Systems, Sludge Dryer Series, Flocculation Preparation Systems, and Dissolved Air Flotation (DAF) Systems.
How long will it take to get a reply after we send you the inquiry?
We will get back to you within 12 hours after receiving the inquiry during working days.

We mainly make equipment related to wastewater treatment such as aeration systems, filters, sludge dewatering equipment, and sludge drying equipment.

Yes, we mainly make customized products. We develop and produce products according to the drawings or actual needs provided by customers.

We usually ship goods by sea, which is very convenient for exporting.

Are you a direct manufacturer or a trading company?

We have our own processing factory, and we also have our own international trade department, we produce and sell all by ourselves.

Municipal sewage treatment plants, water purification plants, chemical, food, mining, papermaking, pharmaceuticals, printing and dyeing industries.

There will be corresponding inspections after each process, and for the final completed product, we will conduct a full inspection according to customer requirements and international standards. Control the quality of products according to the ISO quality system.

Our products are mainly exported to Southeast Asia, the Middle East, South America, Eastern Europe, and other countries.

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