What industries is this filter suitable for?

It is suitable for welding fumes, pharmaceuticals, powder coating, woodworking, and chemical processing.

What certifications do you have?

Our products are certified with ISO, CE, and SGS standards.

How do you ensure quality?

We conduct a pre-production sample check and final inspection before shipment to ensure quality.

HEPA efficiency and washable P031791 polyester air cartridge filter element

Name: HEPA efficiency and washable P031791 polyester air cartridge filter element
Brand: Xinxiang City Huahang Filter Co., Ltd.
SKU: 751563612

Henan, ChinaXinxiang City Huahang Filter Co., Ltd.

US$28.00

1-9 Pieces

US$25.00

10-49 Pieces

US$23.00

50+ Pieces

Sample price:US$28.00/piece.Request sample

Product profile

Customization

Available

Clapboard

without Clapboard

Filter Number

Model NO.

P031791

Medium Material

Synthetic Fiber

Efficiency

Filtration Grade

HEPA Filter

Type

Folded Filter

Model

Customize air filter cartridge with three Irregula

Certification

ISO, CE, SGS, etc.

Media

Pleated polyester

Washable

Several times

Used for

dust collector air filter

Size

OD 324mm X H 660mm

End caps type

Open-open

End cap material

SS304

Core

SS304

Working temerature

85 C

Custom made

Yes

Sample

Availible

Direct factory

Yes

Established

Year 2003

Delivery

Within 5-10 days as quantity

Transport Package

Film Bag Inside and Carton Outside, as Require

Specification

324mm X H 660mm

Trademark

Huahang

Origin

China

HS Code

8421999090

Production Capacity

6000 PCS /Month

Key features

HEPA Efficiency & Washable: 99.9% efficiency at 1 micron with washable polyester media for extended use.

Customizable Design: Custom sizes, end caps, and materials available based on customer drawings or samples.

Chemical & Abrasion Resistant: Spunbonded polyester offers excellent resistance to chemical erosion and abrasion.

Wide Application Scope: Suitable for welding fumes, pharmaceuticals, woodworking, and chemical processing.

Low Minimum Order Quantity: Small MOQ of 2 pieces accepted for flexible purchasing needs.

Fast Delivery Time: Standard delivery within 5-10 days after payment confirmation.

Professional OEM/ODM Service: Experienced manufacturer offering full customization and strict quality inspection.

High-Quality Materials: Constructed with SS304 or galvanized steel cores and corrosion-resistant end caps.

Company profile

Years of Export ExperienceFull CustomizationQuality AssuranceManagement Certification

Xinxiang City Huahang Filter Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 16 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.19h

AI-Powered supplier vetting

SummaryThe supplier demonstrates professional technical and R&D capabilities, including 3D software design, ODM, OEM, and multiple customization options. It has quality-assurance procedures, documented corrective actions and complaint handling, in-stock capacity, and stated service coverage for installation, training, repair, maintenance, and debugging. Certifications include ISO9001:2015 and CE, with recent fire-drill activity. Production evidence includes three production lines and one main export market, but weaknesses include no valid manufacturing agreement with an affiliated subcontractor, no overseas warehouse, showroom, agent, or branch, no offline trade-show participation, and no outsourcing SOP or continuous batch quantity reconciliation. Financial information is present only as year labels, so financial credibility cannot be assessed. Customer-case evidence is limited to one listed buyer and one transaction.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and reports both ODM and OEM service capability, including OEM service for well-known brands. This supports classification as a technical manufacturer/service supplier rather than only a trading intermediary.

CertificationsThe supplier reports an ISO9001:2015 certificate and CE certification capability. These are explicit certification-related credentials, although the slices do not provide certificate validity dates or scope details.

After-Sales capabilityThe supplier has documented corrective-action and customer-complaint procedures, service-capability assessment records, in-stock service capacity, and stated installation, training, repair, maintenance, and debugging services. However, it has no overseas agents, branches, warehouse, or showroom, which limits local overseas service infrastructure.

R&D capabilityThe supplier reports new products within the past year, professional technical R&D capability, 3D software design services, and ODM capability. The absence of an available SDK is a limitation for software-integration capability, but the broader product and design evidence supports innovation capability.

Production capacityThe supplier reports three production lines, in-stock capacity, and lead times within 15 working days in both peak and off-season periods. Production-control weaknesses are explicitly noted: no valid contract with an affiliated subcontractor, no continuous batch quantity reconciliation, and no outsourcing SOP.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, supported by 3D software design services. This indicates broad customization coverage.