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JCAFM-W · High-Precision Glass Filter Media

JCAFM-W White Standard Filter Media

JCAFM-W White Standard Filter Media is made from premium glass raw material through precision crushing and graded screening, giving regular particles, uniform sizing and high mechanical strength. It is designed for swimming pools, landscape water, municipal drinking water and wastewater treatment, replacing conventional quartz sand directly — improving filtration accuracy several times over while significantly reducing backwash water consumption.

1 μm
Maximum Filtration Accuracy
↓50%
Lower Backwash Water Use
8–10 years
Design Service Life
Product Overview

Product Overview

JCAFM-W White Standard Filter Media · 0.25 mm – 4.0 mm · Four Size Grades

JCAFM-W White Standard Filter Media is a high-performance glass filter medium developed specifically for the water treatment industry. Made from premium glass raw material and processed through industrial precision crushing and multi-stage screening, it is formed into regular, size-controlled filtration particles. Every granule is rigorously classified to ensure uniform size distribution and a well-structured pore network, creating a stable filtration layer that captures solids efficiently at low resistance.

Compared with conventional quartz sand media, JCAFM White Standard Filter Media offers greater particle uniformity, better porosity and higher mechanical strength. At the same filtration flow rate it captures finer suspended solids, and during backwashing the bed expands more readily and releases captured material more easily — significantly reducing backwash water consumption, extending filtration cycles and cutting maintenance frequency.

  • Premium glass raw material, chemically stable, non-toxic and harmless
  • Precision crushing plus multi-stage screening for controllable, batch-consistent size distribution
  • Regular particle shape with high porosity and low filtration resistance
  • High mechanical strength — no caking and no media loss in long-term operation
  • Four size grades compatible with multi-media filters, sand filter beds and other equipment
  • Directly replaces quartz sand with no modification to the existing filtration system
Core Advantages

Six Core Advantages

From raw material and process to performance and O&M — a complete upgrade of the filtration experience
🎯

High-Precision Filtration

Precision crushing and screening produce more uniform particles that form a dense, stable filtration layer with moderate porosity. The bed holds a large solids load without caking, extending filtration cycles and reducing backwash frequency for more stable operation and markedly lower effluent turbidity.

💧

Backwash Water Savings

Uniform size distribution and well-graded particles make captured solids easier to release during backwashing. With moderate bed expansion and shorter backwash times, backwash water consumption falls by more than 30% versus conventional quartz sand, sharply reducing plant self-use water and operating costs.

⏱️

Extra-Long Service Life

Glass is chemically stable and resistant to acid and alkali attack, so it neither dissolves nor leaches in long-term operation. Its high mechanical strength means repeated backwashing does not break it down, and the 8–10 year design life greatly reduces replacement frequency and labour cost.

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Install and Operate

Particle size specifications are fully compatible with mainstream sand filtration equipment, so the media can be loaded straight into existing filters as a replacement: no equipment modification, no distributor replacement and no changes to operating parameters. Operation can resume immediately after loading, minimizing retrofit downtime.

🛡️

No Caking, No Media Loss

Glass particles are regular in shape and, unlike quartz sand, do not bond and cake together over time. Bed expansion during backwash is uniform, with no localized channelling or media loss, so the filter layer stays structurally stable and filtration performance remains consistent.

🌐

Suited to Every Application

Four size grades cover the full range from fine to coarse filtration and fit pressure filters, gravity sand filters and multi-media filters. They are widely used in swimming pool water treatment, landscape water purification, municipal drinking water plants, and industrial and domestic wastewater treatment.

Product Specifications

Product Specifications

Four size grades covering every requirement from fine to coarse filtration
ModelSize RangeFlow RateRecommended Application
JCAFM-W-00.25 — 0.5 mm8 — 15 m/hHigh-precision fine filtration, RO pre-treatment, pool polishing
JCAFM-W-10.4 — 0.8 mm10 — 20 m/hPools, landscape water, municipal drinking water, circulating cooling water
JCAFM-W-20.7 — 2.0 mmPrimary wastewater filtration, support layer
JCAFM-W-32.0 — 4.0 mmMulti-media filter bottom layer, support bed

* Figures above are reference values under standard conditions. Actual operating parameters must be determined according to water quality and equipment specifications.

Technical Features

Technical Features

Precision engineering delivers outstanding performance
01

Precision Size Classification

A multi-stage vibrating screening system classifies glass particles precisely into four size bands. Each band has a narrow, highly uniform distribution with an upper/lower ratio within 2–4 times, ensuring a dense and stable filter layer that prevents fine particles from passing through or coarse particles from bridging.

  • Uniformity coefficient K₆₀ ≤ 1.4
  • High batch consistency, gradation deviation ≤ 5%
  • Custom size ranges available on request
02

Optimized Pore Structure

Glass particles are regular in shape with smooth surfaces, forming a uniform, well-connected pore structure when packed. Compared with irregularly shaped quartz sand, porosity is around 15–20% higher, reducing filtration resistance and extending filtration cycles while maintaining capture efficiency.

  • Porosity ≥ 42%
  • Low filtration resistance; head loss builds up slowly
  • High solids-holding capacity; more water produced per cycle
03

High Mechanical Strength

Glass inherently offers excellent compressive strength and wear resistance. Crushed particles have no micro-cracks or weak surfaces, so long-term backwash friction and repeated water scouring do not break them down. Media attrition is extremely low and service life is long.

  • Mohs hardness ≥ 6
  • Annual attrition < 1%
  • Impact and crush resistant, no powdering
04

Chemically Stable

Glass is chemically inert and resistant to acid, alkali and oxidation, with stable performance across pH 2–14. Prolonged immersion releases no harmful ions and does not alter the water's chemical balance, making it suitable for drinking water treatment. It also tolerates disinfectants such as chlorine and ozone well.

  • Acid and alkali resistant, stable from pH 2–14
  • No heavy metal leaching, compliant with drinking water standards
  • Chlorine and ozone resistant, compatible with all disinfection processes
Applications

Application Scenarios

Four industry sectors covering every water filtration requirement
🏊

Swimming Pool Water Treatment

Swimming pools circulate large volumes of water, have strict limits on turbidity and need tight control of backwash water use. With its high filtration accuracy and low backwash demand, JCAFM White Standard Filter Media lowers pool turbidity below 0.5 NTU while cutting backwash water — an ideal medium for pool sand filters. Glass is chemically inert, so it does not disturb the pool water balance and is fully compatible with chlorine and ozone disinfection.

Turbidity < 0.5 NTUBackwash water ↓ 30%Chlorine and ozone resistantRecommended: JCAFM-0/1
⛲

Landscape Water Treatment

Man-made lakes, ornamental ponds and fountains are prone to algal growth and suspended solids. JCAFM White Standard Filter Media effectively removes suspended particles, algal spores and some colloidal matter, improving clarity and keeping landscape water clean. Its long life reduces media replacement and maintenance, making it particularly suitable for landscape filtration systems where frequent intervention is impractical.

Marked improvement in clarityAlgal spore capture8–10 years without media replacementRecommended: JCAFM-1/2
🚰

Municipal Drinking Water

Municipal drinking water plants have strict requirements for filtered water turbidity and operating stability. As a direct replacement for quartz sand, JCAFM White Standard Filter Media significantly improves filtered water quality and lowers outlet turbidity without modifying existing sand filter beds. Its chemical inertness and lack of harmful ion leaching meet the hygiene requirements for drinking water treatment materials, safeguarding supply safety.

Filtered water turbidity ↓ 50%Meets drinking water hygiene standardsFilter retrofit without shutdownRecommended: JCAFM-1/2
🏭

Wastewater Treatment

In advanced treatment of industrial and domestic wastewater, filtration is the key step in securing reuse water quality. JCAFM White Standard Filter Media offers high mechanical strength, fouling resistance and easy backwashing, and withstands high suspended solids loads. It suits advanced filtration after secondary treatment and water reuse filtration. Used with multi-layer grading it effectively removes residual suspended solids and some colloidal contaminants.

High suspended solids loadAdvanced filtration for reuseMulti-layer grading combinationsRecommended: JCAFM-2/3
Selection Guide

Selection Guide

Choose the right grade and layering for your application and water quality
Application ScenariosTypical Water QualityRecommended Grade (main layer)Bed ConfigurationFiltration Flow Rate
Pool water filtrationLow to medium turbidity, circulating water JCAFM-W-1 #/0# Multi-layer bed, 800–1200 mm depth15-25 m/h
Landscape water filtrationMedium turbidity, containing algae JCAFM-W-1 # Multi-layer grading, 1000–1400 mm depth15-20 m/h
Municipal drinking water plantSettler effluent, low turbidity JCAFM-W-1 #/0#Multi-layer grading, 1000–1500 mm depth5-12 m/h
Advanced wastewater treatmentMedium to high turbidity, containing suspended solids JCAFM-W-1 #/0#Multi-layer grading, 1000–1500 mm depth10-15 m/h
Industrial circulating waterMedium turbidity, possible oil contamination JCAFM-W-1 #/0#Multi-layer grading, 800–1500 mm depth15-20 m/h
Industrial Process WaterMedium to high turbidity, containing suspended solids JCAFM-W-1 #/0#Multi-layer grading, 1000–1500 mm depth10-15 m/h
RO pre-treatmentLow turbidity JCAFM-W-1 #/0#Multi-layer grading, 800–1500 mm depth10-15 m/h

* The above are general recommendations. For specific selection, please consider your actual water quality, equipment specifications and process requirements — our technical team can provide a tailored solution.

Packaging & Supply

Packaging & Supply

Flexible packaging options for projects of every scale
📦

Standard Bags

25 kg / bag

Custom PE packaging for small projects, top-ups and trial quantities. Easy to handle and load manually.

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Palletised Bulk

1 tonne / pallet

FIBC bags on pallets for volume supply to medium-sized projects. Efficient forklift loading and transport.

🚛

Bulk Delivery

Full-truck supply

For large water plants and major projects we offer full-truck bulk or container supply at favourable prices.

Service Commitment

Service Commitment

Technical support throughout, from selection to after-sales
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Water Quality Testing

Inlet water analysis with the optimal grade and layering recommended from the results

📐

Solution Design Support

Help with filtration system parameters, including media volume calculations and flow rate settings

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On-Site Loading Guidance

On-site technical guidance for large projects to ensure correct media loading and smooth commissioning

📞

Warranty & After-Sales

Product quality assurance with long-term technical advice and operating guidance, and prompt response

Get a Tailored Quote and Solution

Tell us your water quality conditions and treatment capacity to receive a tailored product selection and quotation

Enquire Now · +86 135 2257 6176