Guangde Huilong Environment
Technology Co., Ltd

HL FILTER was established in 1985. With 40 years experience in the filtration industry, HL Filter is a large-scaled manufacturer specializing in filter products and solutions. We have 300 employees

to support you and provide professional service in both air filtration and liquid filtration, such as filter media, fitler bags, filter cartridges, filter housing, etc. HL filter is committed to the development of the domestic market as well as customers overseas.

We also invite our customers to participate in the development of innovative filter media for different applications, technical leadership and innovation add value into customized products. Teamwork with our customer’s specialists is the basis of beneficial cooperation.

Furthermore, we continuously bring various kinds of new products in order to meet the requirements of all customers. 

We produce full range material of filter cloth and filter bag, such as polyester, acrylic, polypropylene, PPS, NOMEX/ Aramid, P84, PTFE, fiberglass, etc., surface treatment of water& oil repellent, anti-static, PTFE impregnation, PTFE membrane. Due to their excellent performance of wear-resistant, fold-resistant and good permeability, products are widely applied in iron and steel, cement plant, chemical, food plant, waste incineration, asphalt plant and other industries.

For bag cage, we have special designed coating line which can make regular carbon steel with good performance against corrosion. Stainless steel, galvanized steel, cataphoresis steel can protect them from corrosion.

Different material have different performance in their final use, we choose those materials for customers based on the applications.