hydraulic filters

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316 Stainless Steel Sintered Filter

Core Advantages: Built for Severe Working Conditions

 
In industrial fluid processing, the stability and lifespan of filter elements directly determine the safe operation of systems. Our 316 Stainless Steel Sintered Filter is engineered to handle highly corrosive and contaminated environments, using a multi-layer metal powder sintering process to deliver three key benefits:
 
  • (1)Superior Corrosion Resistance: Made from 316 stainless steel, it resists acids, alkalis, salt spray, and a wide range of chemical media—far outperforming standard 304 stainless steel. Ideal for marine, chemical, and other high-corrosion applications.
  • (2)High Precision & Contamination Capacity: Available in filtration ratings from 1μm to 120μm, its multi-layer sintered structure traps contaminants deeply, offering 2–3 times the contamination capacity of traditional filters and significantly extending replacement cycles.
  • (3)High Temperature & Pressure Tolerance: Operates stably from -200°C to 600°C, with a maximum pressure rating of 420 bar. Perfect for hydraulic systems, high-pressure gas transfer, and other extreme working conditions.

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Typical Application Scenarios

This filter is widely used in critical equipment across global industries:
 
  • (1)Petrochemical: Crude oil filtration, catalyst recovery, and transfer of corrosive chemicals
  • (2)Hydraulic & Lubrication Systems: High-pressure oil filtration for construction machinery and wind power equipment, protecting pumps and valves from wear
  • (3)Food & Pharmaceutical: Potable water and pharmaceutical fluid sterilization, compliant with FDA food contact safety standards
  • (4)Marine Engineering: Ballast water filtration and seawater desalination pre-treatment, resisting high salt spray corrosion
  • (5)Gas Purification: Dehydration and deoiling of compressed air, nitrogen, and hydrogen to ensure gas purity

Standardized Connections & Dimensions for Global Compatibility

To meet diverse installation requirements, we offer a full range of standardized connections and lengths, designed to directly replace filter elements from leading imported brands such as Donaldson etc:
 

Common End Cap Connections (Industry-Standard Quick-Fit)

  • (1)226 Connection: 69.85mm outer diameter with rubber sealing ring, suitable for high-pressure filter housings (e.g., Pall 9680 series)
  • (2)224 Connection: 63.5mm outer diameter with double sealing rings, ideal for medium-to-low pressure filtration systems, widely used in construction machinery hydraulic filters
  • (3)215 Connection: 53.98mm outer diameter, a common choice for compact filters in precision hydraulic and lubrication systems

Piping Connections

  • (1)Threaded Connections: G1/4″, G3/8″, G1/2″, G3/4″, G1″ (ISO standard)
  • (2)Flange Connections: DN15, DN20, DN25 (for industrial pipelines)

Popular Filter Lengths

  • (1)5″ (127mm), 10″ (254mm), 20″ (508mm), 30″ (762mm)
  • (2)Custom non-standard lengths available 

Post time: Jan-27-2026