Oil & Gas
Oil & Gas
Oil & Gas
Oil & Gas
Filter solutions for your oil and gas requirements.
Oil & Gas
Oil & Gas
Filter solutions for your oil and gas requirements.

Highly efficient filters for your oil or gas application

Manufacturers across the oil and gas industry trust Porex for its broad portfolio of filtration media.  From bonded fiber to porous plastic media, customizable filtering solutions from Porex can meet your specific needs.

Our filtration media for the oil and gas industry are:

  • Designed for high filtration efficiencies
  • Self-supporting media to enable easier assembly
  • Offer options for water or oil separation
  • Manufactured to your specific application requirements to ensure highly efficient filtration.
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Using Porous Plastics for Venting

Water Seperation Media

Water Separation Media

Separate water easily from your oil or gas streams

Protection Vents

Protection Vents

Protect your gearbox venting system

Water Seperation Media

Water Separation Media

Separate water easily from your oil and gas streams

From bonded fiber to sintered porous media, Porex creates media to separate or filter water from oil and gas streams.

Specifically designed for your oil and gas application, our water separation media:

  • Reduce material usage – Porex bonded fiber material products can replace the need for multiple medi layers commonly found in oil/water separation filters.
  • Self support – Filters can be self-supporting and customized into various shapes and sizes.

Protection Vents

Gearbox Vents and Filters

Protect your gearbox venting system

Porex provides standard and custom-finished gearbox venting solutions for your gearbox challenges. These venting and filtration solutions can vary from simple protection vents to vents containing media for specific moisture or fume absorption to vents for separating oil mists. The material is customizable to your specific gearbox venting application and can incorporate functional additives for optimized performance. 

POREX Virtek® PTFE Membrane — Typical Properties

Item NumberIP Rating †WEP* Typical
Typical Airflow
l/hr/cm² @70mbar
Filtration Efficiency**
Max Operating
Temp °C
UL-94/746CSalt Fog$
PMV1064,672701070.5 µ0.13260°CV-0/f2No pen.
PMV10L***64,67270850.5 µ0.3100°CNo pen.
PMV1564,67370750.4 µ0.18260°CV-0/f2No pen.
‡PMV15T64,67370750.4 µ0.18260°CNo pen.
PMV2064,65,68520250.1 µ0.25260°CV-0/f2No pen.
PMV2565,67,68765170.2 µ0.1260°CV-0/f2No pen.
PMV2765,66,67,68105070.1 µ0.19260°CV-0/f2No pen.

† IEC std. 60529; IP 68 is a user defined and results must be verified by the user
*WEP = Water Entry Pressure
** According to IEST RP-CC007.2 2009
$ASTM B117-11 test method
***Laminated polyolefin mesh backing
‡ Oleophobic, AATCC TM 118 – Grade 8 – other membranes can also be treated to meet Grade 8 upon request
Properties are typical and not meant for specifications. Selected options and adhesives may effect properties
RoHS, WEEE, REACH Compliant (PFOA Free)


Dimenions (OD x ID in mm)

Material Series5 x 2 mm*7 x 3 mm10 x 6 mm12.7 x 7.1 mm20 x 13 mm
*All products offered in 1,000 discs/roll excluding 5 x 2 mm series which is offered in 10,000 discs per roll
Special order items highlighted for higher MOQ. All others are stocked items
3M 93020LE adhesive standard (120 °C continuous use temperature
# Oleophobic treated and high temperature adhesive (good to 150 °C)
M, N, P, W & C are size codes as listed in column heading.
Many other standard and custom sizes available. Contact Porex for more information
Virtetek PTFE

Adhesive Vent AvailableStandard Sizes

Available SizesAvailable Sizes
OD x ID (mm)Parts Across
5 x 24
7 x 3*1
7.6 x 3.31
7.6 x 3.34
10 x 6*1
10 x 65
12.7 x 7.1*1
14 x 81
20 x 13*1
21 x 161
25.4 x 191
30 x 251
40 x 321
40/19.5 x 30/9.5**6
*Some materials / size options in-stock
**Rectangular format
Longer lead times for non-stocked items
Custom sizes available upon request

POREX Virtek® PTFE Vent Plugs — Typical Properties

Item NumberDiameter
mm (in.)
mm (in.)
WEP* mbarIP RatingTypical Vent Airflow
l/hr @70mbar
Max Operating
Temp °C
Filtration Efficiency
UL-94 Rating
PD1030323.2 (1/8″)3 (1/8″)45064,67,681260°C0.5 µ5VA, f1
PD1030636.3 (1/4″)3 (1/8″)45064,67,683.8260°C0.5 µ5VA, f1

*WEP = Water Entry Pressure
† IEC std. 60529; IP 68 is a user defined and results must be verified; product has not been specifically tested – passing is based on results from similar products
Assembly methods include: press fit, over-molding, compression seal, adhesive bonding or flange welding.
Numerous custom and standard options available. Please contact your local Porex sales representative to determine what is available.
Properties are typical and not meant for specifications.
RoHS, WEEE, and REACH Compliant (PFOA Free)

Related Resources:

pdf Icon Datasheet: POREX Virtek IP Rated Protection Vents

pdf Icon Datasheet: PTFE Fact Sheet

pdf Icon Datasheet: Porex PTFE Ingress Protection Test Report

Video Icon Demonstration video: Demo of Porex Virtek PTFE Common Joining Techniques

Video Icon Demonstration video: Hydrophobicity and handling properties: POREX Virtek PTFE vs. expanded PTFE

Video Icon Demonstration video: Durability comparison of POREX Virtek PTFE vs. expanded PTFE

Video Icon Demonstration video: Dangers of not venting a sealed enclosure

Video Icon Demonstration video: Keep electronics dry and protected with POREX Virtek PTFE vents