Blog

LEFILTER | Working principle of media filter and troubleshooting guide for pollutant discharge

01/30/2026

In the water treatment system of the petrochemical industry, the medium filter is a key link to ensure that the subsequent process water quality meets the standard. It intercepts impurities such as crude oil residue and rust in the water through the filter material, and the drain valve is the impuri......

LEFILTER | Application case of self-cleaning air filter in blast furnace blast station project of a steel plant in Guangxi

01/30/2026

In the harsh working conditions of high temperature and high dust in the steel metallurgy industry, the blower, as a key equipment for blast furnace operation, has a direct impact on production efficiency and safety for stable operation. In the 3 × 2060m ³ blast furnace project of a certain steel co......

LEFILTER | Application of brush self-cleaning filter in an integrated sewage project of a paper mill

01/30/2026

Against the backdrop of the continuous promotion of green development in the paper industry, the integrated sewage treatment project of a certain paper mill serves as a typical representative of efficient resource utilization. The effectiveness of sewage treatment directly affects the sustainability......

LEFILTER | Addressing the challenges of farmland irrigation: automatic backwashing of sand and gravel and laminated filters

01/30/2026

Today, as food security is highly valued, China's agricultural production is facing multiple challenges in terms of resources and environment. Natural disasters occur frequently and water resources are scarce, especially with the average water resources per mu of arable land accounting for half of t......

LEFILTER | Basic Unit of Water Treatment: Application Guide for Multi Media Filters

01/29/2026

Water is the source of life and an essential medium in industrial production. Natural water often contains impurities such as suspended solids, sediment, colloids, and organic matter. How can we effectively remove them and make water clean and safe? Let's talk about a low-key but important "......

LEFILTER | Self cleaning sand removal filtration unit helps stabilize the operation of lithium extraction projects from salt lakes in the photovoltaic industry

01/29/2026

In the vast land of northwest China, the two industries of photovoltaic power generation and salt lake lithium extraction are experiencing rapid development. These areas are prone to frequent sandstorms and dust, posing a severe challenge to the ventilation and heat dissipation systems of core facil......

LEFILTER | Application case of metal powder sintered filter element in the preparation of semiconductor ultrapure water

01/29/2026

In the semiconductor manufacturing process, the quality of ultrapure water has a significant impact on the yield and performance of chip products. With the continuous development of process technology towards finer directions, the requirements of enterprises for ultrapure water systems have also cor......

LEFILTER | Airflow flow pattern detector helps upgrade the biotechnology industry

01/29/2026

In the field of biotechnology, a clean environment and stable airflow are important foundations for ensuring experimental accuracy and production safety. With the continuous improvement of industry standards, enterprises' requirements for airflow visualization, data traceability, and other aspects a......

LEFILTER | Filtering equipment for water resource recycling in the papermaking industry

01/29/2026

The paper industry, as a fundamental industry, plays a crucial role in the rational utilization and purification of water resources during the production process. With the increasing requirements for environmental protection and the deepening of production refinement, filtration equipment has become......

LEFILTER | Water Treatment Technology and Application Project in Photovoltaic Industry Manufacturing

01/29/2026

As an important component of clean energy, the photovoltaic industry has high requirements for water quality in its production process. From silicon material cleaning to battery cell manufacturing, every step requires stable and reliable water treatment system support. We will take you to learn abou......