China Filter Bag Cage manufacturer

We are committed to providing solutions for the dust collector industry. 

Quality Control

Hebei Sinft Filter Co., Ltd. Quality Control

About the filter cage:
Our company has fully automatic welding equipment for one-time forming of round bags and one-step forming of flat belts. The bag cage has excellent performance, no desoldering, burr, strong and reliable design structure, more convenient installation and longer service life.


About filter bags:
Our company has advanced complete sets of production equipment: tell acupuncture production line, heat setting and high temperature post-processing machine, laminating unit,Sewing equipment, hanging production line equipment. The daily production capacity of dust filter bag products can reach more than 7,000 pieces, and the production scale and equipment level are at the forefront of the industry.


Our company is equipped with dust testing laboratory, cloth testing room and other departments. In order to achieve the best filtering effect of products, we continue to drive development with innovative consciousness, and provide support for technical research with international advanced experimental equipment and high-quality R&D personnel.

Hebei Sinft Filter Co., Ltd. quality control 0
We can do the testing as belowed:
1) Analysis of filter material composition
2) Microscopic morphology of filter material surface and section
3) 3) The molecular weight, melting point, etc. of the filter material are analyzed for composition
4) Filtration performance, aging performance, emission concentration, etc.:
5) Product particle size and distribution
6) Material composition analysis
7) Pore size and distribution of filter media
8) Air permeability of filter media

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  • Hebei Sinft Filter Co., Ltd.
    Standard: Business License
    Number: None
    Issue Date: 2014-08-12
    Expiry Date:
    Scope/Range: Sales service for Industrial filters, filtration and purification equipment, dust collectors, filter accessories, filter elements, filter bags, filter cartridges, filter screen, plastic parts (except medical plastics), hardware products, glass fiber produc
    Issued By: China Administrative Examination and Approval Bureau
  • Hebei Sinft Filter Co., Ltd.
    Standard: Trademark Certificate
    Number: 18407583
    Issue Date: 2017-03-07
    Expiry Date: 2027-03-08
    Scope/Range: Filter products
    Issued By: China Trademark Office
  • Hebei Sinft Filter Co., Ltd.
    Standard: Quality Management Certification
    Number: ISO9001:2015
    Issue Date: 2020-10-08
    Expiry Date: 2023-10-08
    Scope/Range: Sales service for Industrial filters, filtration and purification equipment, dust collectors, filter accessories, filter elements, filter bags, filter cartridges, filter screen, plastic parts (except medical plastics), hardware products, glass fiber produc
    Issued By: CNCA
  • Hebei Sinft Filter Co., Ltd.
    Standard: CE
    Number: None
    Issue Date: 2021-04-08
    Expiry Date: 2026-09-08
    Scope/Range: Product Safety Certificate
    Issued By: EU
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