Hangzhou Hengke EnviroTech. is a Trustful filter bag Manufacturer, which is famous for high-tech filtration, separation and purification, committed to provide high-quality filtration solutions to meet worldwide customers various needs with good service, struggle for health, safety and environment-friendly sustainable development.
HengKe was established in 2001 and integrates scientific research, development, production and trade. We develop high-tech filters and dust removal products, and gradually develop other comprehensive environmental protection projects. HengKe relies on the scientific research strength of Zhejiang University, introduces first-class American production equipment, and constantly pursues international advanced technology. As one of the industry incubation bases of Zhejiang University, Hengke is a star enterprise in the filtration industry.

Stand Out From Competitors

HengKe has been proudly producing dust Filter Bags for OEM baghouse customers since 2001. 
We take pride in the trust that our customers place in all over the world, and we never take that trust for granted.
More than 3 million dust filter bags are sold and installed each year in a variety of applications.
Our filter bags also come with a 3-year warranty to help ensure your facility stays clean in any condition.

Our Production Lines

High efficiency & Low Operating Cost

Our dust collection systems help prevent gases from escaping into the atmosphere. This helps provide a more energy efficient process while reducing harmful emissions.
Let our experts help your filtration project

Free samples are avaliable on requests !

    Our Services

    dust filter bag

    Pre-sale service

    To analysis the working condition and customize bags for different purpose

    Hengke After-sales Service

    After-sales Service

    Selling products is just the beginning of our cooperation

    filter bag

    Guide the whole process

    HengKe supporting and driving product sales through technical service.

    An Overview Of Products

    Applications for our products

    Cement Industry

    Products range : polyester, acrylic, aramid, PPS, fiberglass composite felt, expanded fiberglass, anti-static material, P84;

    Application : kiln head, kiln tail, slag mill, coal mill, grinding station,etc.

    Steel Industry

    Products range : polyester, acrylic, aramid, PPS, polyimide, woven & composite fiberglass , anti-static material, PTFE, P84;    

    Application: lime kiln, drying kiln, blast furnace gas, desulfurization, etc.

    Power Industry

    Products Range : PPS, polyimide, fiberglass composite felt, expanded fiberglass, PTFE

    Applications: coal-fired boilers, waste incineration, domestic waste, medical waste, hazardous waste, biomass, waste slurry, animal waste, sewage mud

    Why Choose Us

    We have been a stable filter bag supplier for Conch Cement for over 20 years. And CNBM, Hongshi Group, Taiwan Cement, Heidelberg Cement, CEMEX Cement, etc. also cooperating with us .

    Top quality

    1~5 years warranty to help ensure your facilities  stay clean in any condition.

    Competitive Price

    All of the filter fabrics are made by our own factory from full range of materials of fibers.

    24x7 Support

    Hengke has years of  application experience with a professional technical services team .

    We Are Trusted By

    Latest Blog Post

    Dust Filter Fabric Materials

    Fabric filter bags are generally round tubes, made of woven fabric or nonwoven fabric. Information about important properties, characteristics and use of various fabric materials is given

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