Emflon® Filter (Gas Filtration)

Emflon^® filter elements are designed for ≥ 3 nanometer (0.003 μm) filtration of bulk gas applications found in the semiconductor industry.

• Wide variety of applications
• High particle retention
• High flow rates vs. differential pressure
• Optimized cartridge design
• Manufactured in a cleanroom environment
• 100% integrity tested

Materials

• Medium: PTFE
• Core, cage, and end caps: Polypropylene
• Support and drainage: Polypropylene
• O-rings: Viton¹ and Teflon¹ encapsulated Viton

Removal Rating

• ≥ 0.003 μm

Filter Area

• 10 in. / 254 mm: 9.45 ft² / 0.88 m²

Configurations

• Nominal length:
  • 10 in. / 254 mm
  • 20 in. / 508 mm
  • 30 in. / 762 mm
  • 40 in. / 1016 mm
• Diameter: 2.75 in. / 70 mm
• O-ring size/end caps:
  • Code 3 (222 double O-ring/flat end)
  • Code 8 (222 double O-ring/finned end)
  • Code 7 (226 double O-ring bayonet lock/finned end)

Operating Conditions

• Maximum Temperature: 194 °F/90 °C
• Maximum Forward Differential Pressure:
  • 80 psid @ 120 °F/5.5 bar @ 50 °C
  • 50 psid @ 194 °F/3.5 bar @ 90 °C

¹ Teflon and Viton are trademarks of DuPont Dow Elastomers

Pressure Drop vs. Gas Flow Rate

Part Number	Nominal Length (in. / mm)	Configuration Code	O-Ring Material2
AB1FR3EH1	10 / 254	3	Teflon Encapsulated Viton
AB1FR3EHF	10 / 254	3	Viton
AB1FR7EH1	10 / 254	7	Teflon Encapsulated Viton
AB1FR7EHF	10 / 254	7	Viton
AB1FR8EH1	10 / 254	8	Teflon Encapsulated Viton
AB1FR8EHF	10 / 254	8	Viton
AB2FR3EH1	20 / 508	3	Teflon Encapsulated Viton
AB2FR3EHF	20 / 508	3	Viton
AB2FR7EHF	20 / 508	7	Viton
AB2FR8EHF	20 / 508	8	Viton
AB3FR3EH1	30 / 762	3	Teflon Encapsulated Viton
AB3FR3EHF	30 / 762	3	Viton
AB3FR7EHF	30 / 762	7	Viton
AB3FR8EHF	30 / 762	8	Viton
AB4FR3EHF	40 / 1016	3	Viton
AB4FR7EHF	40 / 1016	7	Viton
AB4FR8EHF	40 / 1016	8	Viton

² Other O-ring material options available.

Unit conversion: 1 bar = 100 kilopascals