LENGE GF Pleated Filter Element

  • Status: Avai

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GF pleated filter element is made by high porosity glass fiber (GF) flat filter material and PP components through advanced hot melt sealing technology under Class100 environment and without any adhesives or surfactants.

Material of filter element components:

Filter material: Glass fiber (GF) flat filter material

Supports/Diversion: PP

Core/Cover/End cover/End caps: PP

Sealed leads/Fins: PP, Built-in stainless steel

O-Ring: 222,226 silicon rubber etc.

Sealing technology: Hot melt without adhesives


Characteristics and features


  • The fixed hole structure can eliminate the defects of the unloading of the interceptor and the falling off of the filter material.

  • All polypropylene structural materials, professional hot-melt sealing technology, no adhesive, no secondary pollution

  • Excellent high-tem resistance and extensive chemical compatibility

  • Pharmaceutical grade (P-grade) filter element is used in the biopharmaceutical industry, and all the constituent materials conform to the biological test characteristics of USP class VI 121 ℃ plastic products; conform to the food contact materials listed in the relevant provisions of Chapter 21 of the U.S. federal regulations (CFR); and conform to the requirements of China's "code for health and safety evaluation of drinking water transmission and distribution equipment and protective materials" (2001) for drinking water transmission and distribution equipment Requirements.

  • It is manufactured under ISO 9001 and ISO 14001 systems and Class 100 environment.

  • Large porosity of the filter material, sufficient interception space,large flow rate ,low pressure difference and long service life .


 Technical specifications and operating parameters


Diameter: 2.75" (69 mm)

Length: 5"/10"/20"/30"/ 40" etc.

Filtration area

Single 10" filter element is about 0.65m²

Maximum differential pressure



Maximum pressure difference and temperature

Maximum operating temperature: 85°C/0.2 MPa;


Typical application


  • Prefilter as terminal sterilizing filter.

  • Sterilization filtration of LVP, fine needle, freeze-dried and spray dried drug.

  • Sterilization filtration and Mycoplasma removal filtration of animal serum, liquid medium, buffer solution, supplement water, etc..

  • Sterilization filtration of vaccines and genetically engineered products.

  • Sterilization filtration of eye drops, diagnostic reagents, etc.

  • Sterilization filtration of various process water and pharmaceutical water.

  • Sterilization filtration of various solvents in pharmaceutical industry.

  • Pre-filtration of draft beer before sterilization.

  • Terminal filtration of bottled water, draft beer, wine, yellow wine, soft drinks, syrups, etc. in the food and beverage industry.

  • Filtration of various gases.



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