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Application of Anthracite in Filters

Application of Anthracite in Filters

Application of Anthracite in Filters Anthracite is a high-quality filtration material widely used in water treatment and industrial filtration systems. Due to its high carbon content, low impurity level, and excellent mechanical strength, anthracite provides efficient filtration performance and long service life. In multi-media filters, anthracite is commonly used as the top filtration layer because of its larger particle size and lower density compared to sand. This structure allows suspended solids, sediments, and impurities to be trapped effectively while maintaining a high flow rate. Anthracite filter media offers excellent resistance to abrasion and chemical corrosion, making it suitable for municipal water treatment plants, industrial water purification systems, cooling water systems, and wastewater treatment facilities. Its porous structure helps improve filtration efficiency and reduces pressure loss across the filter bed. In addition, anthracite can withstand repeated backwashing processes without significant degradation, ensuring stable and reliable performance over time. The use of anthracite in filtration systems helps improve water clarity, extend the lifespan of downstream equipment, and reduce maintenance costs. As a cost-effective and durable filtration medium, anthracite remains a preferred choice for industries seeking high-performance filtration solutions and consistent water quality.

AF25812 Air Filter Replacement

Part Number:AF25812(Used With AF25813)
Part Type:Air Filter Element
Brand:Fleetguard Replacement
MOQ:20pcs
  • Details


AF25812 Air Filter Replacement for Heavy-Duty Engines


CHINA EVERLASTING PARTS CO., LIMITED proudly supplies the AF25812 Air Filter Replacement, engineered for heavy-duty construction machinery, industrial engines, and commercial vehicles. Designed with a high-efficiency paper element air filter structure, it offers reliable dust holding capacity, improved airflow, and longer engine protection. This replacement unit is ideal for distributors, retailers, after-sales service centers, and filter stores seeking stable quality and consistent supply.


Product Specifications

Parameter Value
Outer Diameter 12.80 inch (325 mm)
Inner Diameter 8.35 inch (212 mm)
Length 19.53 inch (496 mm)
Bolt Hole Diameter 0.94 inch (24 mm)


Cross Reference Search

This AF25812 Air Filter Replacement is compatible with multiple OEM and aftermarket part numbers including:

Baldwin: PA5445
Deutz: DZ9214190201
Dongfeng Motor: 1109A5DQ010
Donaldson: R000171
Hifi: SA 18075
King Long: XML1190100B8F0 / 1109100C9F0 / 1109100B5F
Parker: K3250
Sakura: A-57250
Wix: WA10175
Yutong: 110901665 / 110901580 / 110901797


Features • Advantages • Benefits • Evidence

Features: The AF25812 filter uses premium cellulose paper, reinforced end caps, and high-strength glue bonding for durability under harsh operating environments.

Advantages: Ensures stable airflow and optimized engine combustion. Its efficiency contributes to reducing fuel consumption and extending engine service intervals.

Benefits: Ideal for customers seeking competitive Fleetguard air filter price performance with OEM-level filtration quality. Reduces engine wear, increases uptime, and minimizes maintenance frequency.

Evidence: Widely used in commercial trucks, construction equipment, and bus fleets. Successfully supplied to wholesalers and after-sales service chains across Europe, Asia, and South America.


Customer Feedback

★★★★★ “Stable quality and strong packaging. Our clients prefer this AF25812 over local brands.” — US Distributor

★★★★★ “Perfect replacement. Cross references match exactly. Fast delivery and consistent supply.” — Brazil Wholesaler

★★★★★ “Engine performance improved after replacing old filters. Excellent heavy-duty air filter for fleets.” — EU Aftermarket Service Center


Contact Us

WhatsApp/Wechat: +86 18965520297
WhatsApp/Wechat: +86 18144082725

Email: Sales@filters-king.com




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