What are the available micron ratings?

The filter is available in 5 Micron, 10micron, 50micron, or 100micron ratings.

What materials are used in the filter?

The material consists of Cotton, Polypropylene, and Glass Fiber.

5 Micron PP String Wound Water Filter for Long 20 Inch

Name: 5 Micron PP String Wound Water Filter for Long 20 Inch
Brand: Nanjing Blue Sky Filter Co., Ltd.
SKU: 853264065

Jiangsu, ChinaNanjing Blue Sky Filter Co., Ltd.

US$1.10-5.10

500 Pieces

Product profile

Customization

Available

Type

String Wound Filter Cartridge

Usage

Water Filter System

Model NO.

BS170

Style

Wound String

Performance

Sophisticated Filters

Certification

Long

20 Inch

Inner Diameter

28mm

Color

White(Customized)

Material

Cotton and Polypropylene and Glass Fiber

Micron Rating

5 Micron or 10micron or 50micron or 100micron

Special Properties

Multi-Layer Graded Density, High Capacity

Supplier

Nanjing Blue Sky Filter Co., Ltd.

Transport Package

Standard Export Carton

Specification

Trademark

Blue Sky

Origin

Nanjing, Jiangsu

HS Code

8421991000

Production Capacity

100000PCS/Year

Key features

Multi-Layer Graded Density: Constructed with cotton, polypropylene, and glass fiber for high capacity filtration.

Precise Micron Ratings: Available in 5, 10, 50, or 100 micron options to suit specific filtration needs.

Versatile Application: Ideal for drinking water prefiltration, RO systems, sterile water, and industrial use.

Effective Particle Removal: Efficiently removes sand, silt, dirt, and rust particles from well and municipal water.

Customizable Options: Color and packaging can be customized to meet specific client requirements.

Professional Manufacturer: Produced by Nanjing Blue Sky Filter Co., Ltd. with ISO9001 and ISO14001 certifications.

Standard Dimensions: Long: 20 Inch, Inner Diameter: 28mm, ensuring compatibility with standard systems.

Comprehensive Support: Full lifecycle responsibility for supplied products with flexible customization services.

Company profile

Standardized quality controlFlexible CustomizationHigh Repeat Buyers ChoiceProduct Certification

Nanjing Blue Sky Filter Co., Ltd.

Jiangsu, 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: 15 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤6.29h

AI-Powered supplier vetting

SummaryBlue Sky is explicitly identified as a professional technical supplier providing 3D software design and broad customization services for filtration products. Its engineering and sales teams support product design and development, while quality processes include two inspectors, documented finished-product inspection instructions, raw-material traceability, and quality assurance. It holds ISO9001:2015, ISO45001:2018, ISO14001, and RoHS-related certification capability. Production-related evidence shows gluing, paper folding, and assembly lines, plus in-stock capacity, but no valid manufacturing-capacity contract with associated subcontractors. The supplier lacks an available SDK, overseas agents or branches, overseas warehouses, and overseas showrooms. Lead times are stated as within 15 working days in both peak and off-season. Financial information is limited to year labels and does not substantiate financial strength. Customer-specific cases are not provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier. Its company description identifies a qualified engineering team and integrated filtration-product design and development services, supporting classification as a technical product and solution supplier.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, together with RoHS product-certification capability. These stated certifications provide explicit evidence of recognized quality, occupational safety, environmental, and product-compliance systems.

R&D capabilityThe supplier provides 3D software design and develops new filtration products, with engineering resources and multiple customization modes. However, it explicitly has no available SDK, so the evidence supports product-design and development capability but not SDK-based innovation or integration capability.

Production capacityProduction evidence includes gluing, paper folding, and assembly lines, in-stock capacity, two quality inspectors, standardized finished-product inspection instructions, and quality assurance with raw-material traceability. Lead times are stated as within 15 working days in both peak and off-season. A limitation is that no valid manufacturing-capacity contract exists with associated subcontractors.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, flexible customization, and minor customization. It also provides 3D software design services and product design and development, indicating broad stated customization coverage.