What are the main components of the UF membrane system's operating costs?
The operating costs mainly consist of three parts: energy consumption, membrane cleaning chemicals, and spare parts replacement. ① Low energy consumption; ② Minimal chemical dosage; ③ Long replacement cycle of spare parts. The overall operating cost per ton of water is far lower than that of traditional processes.
Can UF membrane systems be customized according to actual needs?
Yes. Nollet's professional technical team will tailor-make intelligent membrane filtration water plant solutions based on customers' pain points, on-site working conditions (raw water quality, treatment capacity) and future development plans, covering membrane module specifications, system processes, and intelligent control modules. Meanwhile, we provide in-depth solution optimization and secondary development services.
Is the effluent quality of UF membrane filtration certified by authorities?
Nollet ultrafiltration (UF) membranes have obtained ISO 9001 Quality Management System Certification and Sanitary Safety Certification for Water-Contact Products (Water-Contact Product Approval). The effluent quality complies with relevant national and industry standards, and can be directly used as high-quality drinking water or industrial process water.
What if membrane modules malfunction or performance degrades?
1.Within the Warranty Period: Free repair or replacement is available for non-human damage (Nollet's comprehensive warranty policy).
2.After the Warranty Period: Preferential spare parts supply and maintenance services are provided with no hidden costs.
Is daily maintenance of the UF membrane system complicated?
It’s not complicated. The system is equipped with automatic backwashing and chemical cleaning functions, eliminating the need for frequent manual operations. Nollet provides detailed operation manuals and one-on-one on-site training. O&M personnel only need to master basic inspection skills (such as pressure and flow monitoring), and can enjoy lifetime technical support thereafter.
What is the service life of UF membranes, and how to extend it?
Under normal operation and standardized maintenance, the service life of Nollet ultrafiltration (UF) membranes exceeds 8 years.Key methods to extend service life: ① Regular cleaning; ② One free on-site inspection per year (a value-added service of Nollet); ③ Avoid over-temperature and over-pressure operation, and strictly follow the operating specifications.
What application scenarios are Nollet's UF membranes suitable for?
It is widely applied to scenarios including municipal water supply, rural safe drinking water, industrial wastewater treatment, municipal sewage treatment, reclaimed water reuse, and seawater desalination pretreatment. Tailor-made system solutions can be provided based on the water plant scale and raw water quality.
What advantages do Nollet's UF membranes have over traditional water purification technologies?
1.Better Water Purification Quality: Meeting the direct drinking water standard.
2.Lower Operating Costs: Energy consumption is only 1/3 of that of traditional processes, and no large amount of chemical agents need to be added.
3.Intelligent and Convenient: A digital and intelligent control platform is built to monitor the membrane operation status in real time, supporting remote alarm and control.
4.Longer Service Life: Made of high-performance PVDF material with strong chemical stability, the service life can reach more than 8 years under normal maintenance.
What is the core working principle of ultrafiltration (UF) membranes?
Ultrafiltration (UF) membranes are a type of polymer separation material with a pore size ranging from 0.01 to 0.1 μm. Driven by pressure, they achieve physical sieving, which can efficiently retain impurities such as suspended solids, colloids, bacteria and viruses in water while preserving water molecules and beneficial minerals, thus realizing advanced water purification.
Our Certificates
Water-Saving Product Certification Certificate-2
Water-Saving Product Certification Certificate-1
Sanitary License for Products Involving Drinking Water Sanitary Safety-2
Sanitary License for Products Involving Drinking Water Sanitary Safety-1
CTEAS Seven-Star Certificate for After-Sales Service System Perfection
Environmental Management System Certification Certificate (ISO14001)
Occupational Health and Safety Management System Certification Certificate (ISO45001)
Quality Management System Certification Certificate (ISO9001)
Nantong Excellent Enterprise in New-type Industrialization
Second Prize of China Construction Science and Technology Award