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PP Melt Blown Filter Cartridge for RO Systems
US$3.00
100-59,999 Pieces
US$0.28
60,000+ Pieces
Product profile
Customization
AvailableMaterial
PPMedium Material
Melt BlownModel NO.
melt blown filter cartridgeCartridge Filter
Non-Woven Polyester FiberFilter Bag Filter
The Filter TypeType
Melt Blown Filter CartridgeUsage
Liquid Filter, Water FilterFiltration Grade
PRE FilterFilter Bag Sectional Shape
Round BagFilter Bag Environment
Room TemperatureCartridge Installation
Vertical LiftingFilter Media
PolypropyleneSize
OEMMicron Rating Nominal
1 Micron \5 Micron\10micron\20micron\etcLength
5inches\10 Inches\20inches\30inches\40inchesOd
4.5inchesID
28mmTemperature Range
4.4degree to 62.8degreeMax.Operating Temperature
63degreeMax.Pressure Drop
46.4psiMax.Flow
2-8gpmTransport Package
CartonSpecification
OEMTrademark
OEMOrigin
ShanghaiHS Code
84219990Production Capacity
400000PCS/MonthKey features
Pure Polypropylene Material: Made from 100% pure Polypropylene resin for safe food contact and wide chemical compatibility.
Gradient Density Structure: Progressively loose structure from inside to outside enhances dirt holding capacity and performance.
No Fiber Migration: Thermally self-bonded micro-fiber construction ensures no fiber releasing or media migration.
Customizable Sizes: Available in 5, 10, 20, 30, and 40 inches lengths to fit various RO system requirements.
Precise Micron Ratings: Nominal micron ratings available in 1, 5, 10, 20 microns, etc., for accurate pre-filtration.
High Contaminant Capacity: Spun fibers with true gradient density provide high contaminant holding capacity for long life.
Versatile Applications: Suitable for drinking water, oil removal, food/beverage, pharmacy, and industrial DI&RO systems.
Fast Delivery Options: Stock items ship in 1-7 days; custom items take 7-25 days with multiple shipping methods.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2015-09-01Nearest Port: Shanghai PortAverage Response Time: ≤8.54hTerms of Payment: LC, T/T, PayPal, etc.
AI-Powered supplier vetting
SummaryShanghai Melko Filtration Co., Ltd. is a China-based manufacturer and factory located in Songjiang District, Shanghai. Established in 2015, it produces filter cartridges, filter housings, bag filters, and water systems. The supplier reports more than 10 production lines, including 6 melt-blown cartridge lines, an expected annual output exceeding 5 million cartridges, and 6–10 quality-control staff. It states that it can manufacture filters to customer-required specifications and holds self-operated import/export rights. Export sales represent 71%–90% of total sales, and exporting began in 2015. No certification information, documented after-sales processes, audited financial evidence, or quantified innovation activities are provided. Trade records show two 2025 product categories with limited transaction counts, which provide some but narrow evidence of customer activity.
Supplier typeThe supplier is explicitly identified as a manufacturer and factory, with its legal entity registered in Shanghai, China. Its stated products include filter cartridges, filter housings, bag filters, and water systems, indicating direct manufacturing involvement rather than a trading-only profile.
Production capacityProduction capacity is supported by 6 melt-blown cartridge lines, 10 additional cartridge lines, more than 10 production lines overall, an expected annual output exceeding 5 million cartridges, and a 2,109.3 m² manufacturing plant. These details explicitly demonstrate established and sizeable production capability for its stated product range.
Customization capabilityThe supplier explicitly states that it can manufacture filters with all kinds of specifications required by customers. This directly supports customization capability for its filtration products, although no examples, tolerances, or engineering process details are provided.
Client casesTwo 2025 trade records identify buyers associated with bag-filter and pleated-filter products, with one record showing one transaction and the other two transactions. These records provide limited evidence of customer transactions, but they do not establish a broad, long-term, or independently verified customer portfolio.
Product Q&A
Q:What is the material of the filter cartridge?
A:
The cartridge is made from 100% pure Polypropylene resin, including the media, core, end cap, and gasket.
Q:What micron ratings are available?
A:
Nominal micron ratings include 1, 5, 10, and 20 microns, with a general range of 0.5-100 microns.
Q:What are the available lengths?
A:
Standard lengths include 5, 10, 20, 30, and 40 inches to suit different system requirements.
Q:What is the maximum flow rate?
A:
The maximum flow rate is 2-8 GPM, depending on the specific micron rating selected.
Q:What are the delivery times?
A:
Stock items ship in 1-7 days after payment; non-stock items take about 7-25 days to produce.
Send Inquiry
*To:
Shanghai Melko Filtration Co., Ltd.
Shanghai Melko Filtration Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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